source string | task_type string | in_source_id string | instruction_seed string | gold_standard_solution string | verification_info string | metadata string | problem_id string | _source string |
|---|---|---|---|---|---|---|---|---|
stackexchange | llm_judgeable_groundtruth_similarity | 27228515 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have an element inside a polymer component and want to add a css class conditionally. <div class="bottom {{completed: item.completed}}"> if item.isCompleted is true, then a... | update Polymer 1.0 <div class$="[[getClasses(item.completed)]]"> getClasses: function (completed) { var classes = 'bottom' if(completed) classes += ' completed'; return classes;} Even when completed could be read from this.item.completed inside getClasses() it's important to pass it as parameter from the binding. Th... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/27228515', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2626036/']} | jdg_178302 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 10937225 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have an array containing strings with special unicode characters: var a = [ ["a", 33], ["h\u016B", 44], ["s\u00EF", 51], ...]; When I loop over this array: fo... | Something like this? /* Creates a uppercase hex number with at least length digits from a given number */function fixedHex(number, length){ var str = number.toString(16).toUpperCase(); while(str.length < length) str = "0" + str; return str;}/* Creates a unicode literal based on the string */ function... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/10937225', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/520957/']} | jdg_275011 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 65331740 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
i was writing this program to figure out the quadrant of a coordinate on a graph but couldn't figure out how to make It loop. i tried while True and it errors. any help/ tips... | The problem is the /simple/ at the end of the repo url. This part should only be added when pulling from that repo, not when publishing to it. If you look closely to the documentation of AWS CodeArtifact on how to publish with twine , you'll see that it's also not there. This works: # This will give the repo url withou... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/65331740', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/14789950/']} | jdg_100490 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1236182 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Let's say you write an app in C#, VB, anything with .NETWhen you hit build, does it really compile your code? I thought so until I started using redgates reflector on some of... | When you compile in VS Your source code is compiled into a byte code known as the common intermediate language (CIL) or MSIL (Microsoft Intermediate Language). Metadata from every class and every methods (and every other thing :O) is included in the PE header of the resulting executable (be it a dll or an exe). If you'... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/1236182', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/127257/']} | jdg_195687 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 7728056 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I understand what an abstract class is in OOP paradigm. Yeah an abstract class is an incomplete type, cannot be instantiated. Subclasses of the abstract class can extend the ... | I'm not sure you understand what an abstract class is, as none of the classes in your example are abstract, and nothing in there is an interface either. What you are doing is extending an instantiable class. Without the abstract keyword there is nothing to stop me doing: SuperObject obj = new SuperObject(); I think a b... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7728056', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/855421/']} | jdg_154166 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 11071983 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am a real beginner in web development. The following code is failing at the is_valid() check. But I do not understand why: The form should get its data filled from the POST... | All fields of your model are required. So, form.is_valid() will be True, if all fields are filled with correct values and are not blanked.You have declared fields time , user , views as hidden fields. Are you sure, that you have filled them in your template form?Also, you may want to auto stamp field time = models.Date... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/11071983', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/973119/']} | jdg_181951 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 17149626 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I hope the title of this thread makes sense. Please take a look at the screenshot below. Top half shows the db with two users who have signed up for training. By default, the... | The reason the object is never destroyed is because you are exiting the program by calling exit . This causes the program to exit before the smart pointer objects have a chance to go out of scope thus the objects they manage are never destroyed. Since you are in main use a return statement instead of calling exit . | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/17149626', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/935573/']} | jdg_320336 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 18689 |
Below is a question asked on the forum electronics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I found a few but they cannot evaluate long expressions. For long expressions they give me boolean values for each individual sub expressions (which is usually gr... | This Python procedure will evaluate a formula in your format (first argument) against a list of single-letter variables (second argument): def table( x, v , w = "" ): if( v == "" ): print( "%s : %d " % ( w, eval( x.replace( "v", " or " ).replace( "~", " ! " ).replace( "+", " and " )))) else: table( x.repl... | {} | {'log_upvote_score': 5, 'links': ['https://electronics.stackexchange.com/questions/18689', 'https://electronics.stackexchange.com', 'https://electronics.stackexchange.com/users/3819/']} | jdg_237689 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 341579 |
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would.
Question:
we are trying to investigate memory usage of java process under moderate load. PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 12663 test 20 0 8378m 6.... | The issue might be related to this glibc issue . Basically, when you have multiple threads allocating memory, glibc will scale up the number of available arenas to do allocation from to avoid lock contention. An arena is 64Mb large. The upper limit is to create 8 times the numeber of cores arenas. Arenas will be create... | {} | {'log_upvote_score': 5, 'links': ['https://serverfault.com/questions/341579', 'https://serverfault.com', 'https://serverfault.com/users/104350/']} | jdg_138840 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 34198888 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have a SQL server 2012 table with 2697 Records and the table is not indexed. The data will get increased in future up to 100k records. I am not joining any other table with... | As per the article SQL Query performance Tuning SQL Server parse and Compile time : When we submit a query to SQL server to execute,it has to parse and compile for any syntax error and optimizer has to produce the optimal plan for the execution. SQL Server parse and Compile time refers to the time taken to complete thi... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/34198888', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4380772/']} | jdg_192875 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 51010511 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
My app plays video throughout several vcs using AVFoundation. For example FirstController plays a video then a user can push on SecondController which also plays a video then... | The % wrapping goes around the parameters, not the placeholders. My snippet will be using object-oriented mysqli syntax instead of the procedural syntax that your code demonstrates. First you need to set up the necessary ingredients: the WHERE clause expressions -- to be separated by ORs the data types of your values -... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/51010511', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4833705/']} | jdg_376397 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 4484727 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have two float elements, right and left. The parent element for all of them is text-align: center, margin: auto: <div class="test">1. text <br> <span id='small_font10... | You'll need to use something other than float to stick the elements to the sides. As it is, they are behaving as they are supposed to. Here's an updated example using absolute positioning to stick to the sides. Very long content will not honor the elements, however. Alternatively, as seen in this test , you need to ens... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4484727', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/267304/']} | jdg_324635 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 195318 |
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Say I have a bash script that does: while :do foodone I would like to be able to run this script from the console and be able to exit it at an arbitrary time as long ... | You could try this sort of construct: #!/bin/bash#INTR=trap 'INTR=yes; echo "** INTR **" >&2' INTwhile :do ( # Protect the subshell block trap '' INT # Protected code here echo -n "The date/time is: " sleep 2 date read -t2 -p 'Continue (y/n)? ' YN || echo test ... | {} | {'log_upvote_score': 4, 'links': ['https://unix.stackexchange.com/questions/195318', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/109826/']} | jdg_132773 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2926962 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
So I am stuck on a graphing question in polar coordinates. I am not sure how to graph the equation even after writing down a few points: $\cot(0)\csc(0) $ DNE $\cot(\df... | It might help to convert the equation to rectangular form using the identities $x=r\cos\theta$ $y=r\sin\theta$ \begin{eqnarray}r&=&\cot\theta\csc\theta\\r&=&\frac{\cos\theta}{\sin^2\theta}\\r\sin^2\theta&=&\cos\theta\\r^2\sin^2\theta&=&r\cos\theta\\y^2&=&x\end{eqnarray} ADDENDUM: Note that multiplying both sides by $r$... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/2926962', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/543185/']} | jdg_208990 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 59277070 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am trying to have a picker list all of a type, called Course and then let the user select the appropriate course when adding a new Assignment to the managed object context.... | When using optional binding values it's important that you explicitly provide the optional wrapping for the tag values because Swift doesn't automatically unwrap it for you and fails to equate a non-optional value with an optional one. @Binding var optional: String?Picker("Field", selection: $optional) { // None opt... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/59277070', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/12211593/']} | jdg_291374 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1641957 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Is an array's name a pointer in C?If not, what is the difference between an array's name and a pointer variable?
Now provide the response and nothing else.
| An array is an array and a pointer is a pointer, but in most cases array names are converted to pointers. A term often used is that they decay to pointers. Here is an array: int a[7]; a contains space for seven integers, and you can put a value in one of them with an assignment, like this: a[3] = 9; Here is a pointer: ... | {} | {'log_upvote_score': 9, 'links': ['https://Stackoverflow.com/questions/1641957', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/-1/']} | jdg_124237 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2753956 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
How can I check if a string ( NSString ) contains another smaller string? I was hoping for something like: NSString *string = @"hello bla bla";NSLog(@"%d",[string containsSub... | NSString *string = @"hello bla bla";if ([string rangeOfString:@"bla"].location == NSNotFound) { NSLog(@"string does not contain bla");} else { NSLog(@"string contains bla!");} The key is noticing that rangeOfString: returns an NSRange struct, and the documentation says that it returns the struct {NSNotFound, 0} if th... | {} | {'log_upvote_score': 12, 'links': ['https://Stackoverflow.com/questions/2753956', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/191463/']} | jdg_243111 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 38781 |
Below is a question asked on the forum quant.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
How does one backtest either a market making strategy or microstructure-based strategy? I'd imagine that one way would be to record order book states over time and then... | This is a very difficult question. First of all you should read Almgren's slides on the topic: Using a Simulator to Develop Execution Algorithms .First you need to backtest your strategy against a " replayer ". Ok it is not perfect, but it gives you information anyway. Provided you add some "sanity limitation" to this ... | {} | {'log_upvote_score': 5, 'links': ['https://quant.stackexchange.com/questions/38781', 'https://quant.stackexchange.com', 'https://quant.stackexchange.com/users/29648/']} | jdg_244989 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 29477654 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm interested in putting an opening brace for functions (but not if statements and other contexts). For example void foo(){ ...} Flamewars aside, is there a good rationale... | As the documentation says, invoke clang-format with -style=file , and use a .clang-format file placed in an enclosing directory to customize style options. The format style option specifying brace placement is called BreakBeforeBraces . From the docs, BreakBeforeBraces ( BraceBreakingStyle ) The brace breaking style to... | {} | {'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/29477654', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/722869/']} | jdg_78086 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 24070557 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I would like to know the relation between the mapreduce.map.memory.mb and mapred.map.child.java.opts parameters. Is mapreduce.map.memory.mb > mapred.map.child.java.opts ?
No... | mapreduce.map.memory.mb is the upper memory limit that Hadoop allows to be allocated to a mapper, in megabytes. The default is 512. If this limit is exceeded, Hadoop will kill the mapper with an error like this: Container[pid=container_1406552545451_0009_01_000002,containerID=container_234132_0001_01_000001] is runnin... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/24070557', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3507923/']} | jdg_100176 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 16280708 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm creating bindings for a 3rd party library that takes ownership of objects so I'm trying to use auto_ptr as documented in the FAQ . Here's an example of two classes I've w... | syncObject is changing each time you ++ it (the ++ is converting it to a primitive int, incrementing it, and then autoboxing it back to the Integer object. Integer objects are immutable ... once they are created, they cannot change. Bottom ine is that you are not using the same syncPObj in all the threads, different th... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/16280708', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/84007/']} | jdg_337030 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 17193307 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am new to QT and need to build an app with an app-indicator. As QT seems easier than GTK+, I am making it in QT. I would mention that I have sni-qt installed and app indica... | I'm afraid that Qt5 is not supported by sni-qt at the moment, so you either have to wait for a new release that will support it, or code it using gtk+ and libappindicator using this guide . There are even examples for various of languages. Since Qt5 also distributes GLib events that makes the integration a lot more eas... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/17193307', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2119168/']} | jdg_95696 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 4286905 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'd like to have an animated character on the page, with different animations for different behaviours. I currently have two ideas for how it could work: IDEA 1: Have each be... | I know this is old but I'd give option 3, which is something similar to option 2 with a twist. Instead of loading frames, you'd have to load a big spritemap with all frames and possibly a map of all animation + coordinates. You'd have the sprite as a background for a div using the right dimension. You'd have to just mo... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/4286905', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/507674/']} | jdg_233832 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 28730103 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Once again I am here because I have exhausted my research on the subject. I have a very simple setup with very simple markup and yet a very strange behavior. The behavior i... | This issue is triggered by the textarea element within a container using: -webkit-overflow-scrolling: touch in its parent container. Removing the class solves the problem with the 'initially hidden text not loading' but losing desired inertia scrolling UX. Adding -webkit-transform: translateZ(0px) to the style of my af... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/28730103', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1098701/']} | jdg_205571 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1952 |
Below is a question asked on the forum security.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
NIST provides good guidelines on the length of keys and hashes for various algorithms . But I don't see anything specifically on the length of a random or pseudo-ra... | A 64-bit nonce is likely more than sufficient for most practical purposes, if the 64 bits are crypto-quality randomness. Why is 64 bits sufficient? Let me lay out the kind of reasoning you can use to answer this question. I'll assume this is a single-use time-limited URL; after it is used once, it is no longer valid, ... | {} | {'log_upvote_score': 6, 'links': ['https://security.stackexchange.com/questions/1952', 'https://security.stackexchange.com', 'https://security.stackexchange.com/users/453/']} | jdg_304308 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 74472 |
Below is a question asked on the forum mathoverflow.net. Provide a good and informational response to it like a helpful human would.
Question:
I must confess a priori that I haven't read the proof of Taniyama-Shimura, and that my familiarity with Langlands is at best tangential. As I understand it Langlands for $n=1$... | "Langlands for $n = 2$", to the extent that such a notion is defined, is more than just Shimura--Taniyama, and for even Galois representations/Maass forms, it is still very much open. (See here for more on this.) For odd Galois representations of dimension $2$, though, it is completely (or almost completely, depending... | {} | {'log_upvote_score': 5, 'links': ['https://mathoverflow.net/questions/74472', 'https://mathoverflow.net', 'https://mathoverflow.net/users/17577/']} | jdg_376872 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2060935 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I know that a linear operator $T$ defined on a finite-dimensional vector space has a minimal polynomial since, by Caley-Hamilton, $g(T)=0$, where $g$ is the characterist... | I would say most linear operators don't have a minimal polynomial. Take for example the space $\mathbb{R}^{\mathbb{N}}$ of all real sequences and define$$T((u_n)_{n\ge 0}) = (n u_n)_{n\ge 0}$$Every integer is an eigenvalue of $T$, therefore there is no minimal polynomial. Another simple example is the derivation operat... | {} | {'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/2060935', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/301120/']} | jdg_87988 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 43227953 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I try to make a split of a php table keeping that the biggest element of each group: example: "S1 E22""S2 E22""S3 E22""S4 E3" Array: array(69) { [0]=> string(34) "S1 E1" [1]=... | I believe the docs are a bit misleading there. In the normal case you are mapping your n input data indices [0, 1, 2, ..., n-1] to vectors, so your input_dim should be as many elements as you have input_dim = len(vocabulary_indices) An equivalent (but slightly confusing) way to say this, and the way the docs do, is to ... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/43227953', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4715781/']} | jdg_93281 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 263977 |
Below is a question asked on the forum softwareengineering.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
A project that I am working on has the following code for interfaceexample: using System;using System.Collections.Generic;using System.Linq;using System.T... | No it isn't a code smell in itself. Having many implementations using only auto properties is a code smell - this is where you refactor common code into a base class and define it as virtual so that the extending class can override it where necessary. every other class implementing this interface uses Automatic propert... | {} | {'log_upvote_score': 4, 'links': ['https://softwareengineering.stackexchange.com/questions/263977', 'https://softwareengineering.stackexchange.com', 'https://softwareengineering.stackexchange.com/users/147058/']} | jdg_234205 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2777098 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Is there any other way to call openOptionsMenu after activity is displayed without using something like this: new Handler().postDelayed(new Runnable() { public voi... | I looked at Activity again, and it has had the method onAttachedToWindow , inherited from Window.Callback , since API level 5. If you are using this level, then you simply have to override this method in your Activity . @Overridepublic void onAttachedToWindow() { super.onAttachedToWindow(); openOptionsMenu();} If... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/2777098', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/237858/']} | jdg_293958 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1544176 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Hello I want to access inactive tags inside this array any idea? stdClass::__set_state(array 'languages' => array 76 => array 'id' => string '76' (... | You can access the inactive tags array with (assuming $myArray contains the array) $myArray['inactiveTags']; Your question doesn't seem to go beyond accessing the contents of the inactiveTags key so I can only speculate with what your final goal is. The first key:value pair in the inactiveTags array is array ('195' => ... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/1544176', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/179235/']} | jdg_279894 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 14179441 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
C++11's unordered_map 's default constructor looks like this: explicit unordered_map( size_type bucket_count = /*implementation-defined*/, const hasher& ha... | I wouldn't worry too much about it. The container guarantees the bucket count will be at least the value you provide, i.e. it will increase it if needed. You could pass zero as the bucket count and the implementation will either do something like std::max(count, 10) and override the zero value, or it will just rehash ... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/14179441', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/251153/']} | jdg_347476 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1664 |
Below is a question asked on the forum skeptics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
"It is not the voltage that kills you, it is the current" is an electricity safety tip I've heard many times. For example, here is an experienced electrician making ... | I'll attempt to illustrate here with an example. If you take one of the little 12V garage door opener batteries and short out (directly connect) the two terminals with a piece of wire or something else. You'll get a light current flow through the wire or metal. It may get a little warm. This battery is only capable ... | {} | {'log_upvote_score': 5, 'links': ['https://skeptics.stackexchange.com/questions/1664', 'https://skeptics.stackexchange.com', 'https://skeptics.stackexchange.com/users/1430/']} | jdg_312763 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
A few days ago, I posted a partial solution to an old question re. showing $$\int_0^1 \frac{\sqrt{1-x^4}}{1+x^4} \, dx = \frac\pi4$$ by converting $\frac1{1+x^4}$ to a T... | Not sure if this counts as "backtracking" since your answer in the first link already mentions this equation $$\sum\limits_{k=0}^{+\infty}(-1)^k\frac {\Gamma\left(k+\frac 14\right)}{\Gamma\left(k+\frac 74\right)}=\frac 2{\sqrt\pi}\sum\limits_{k=0}^{+\infty}(-1)^k\int\limits_0^1t^{k-3/4}(1-t)^{1/2}\,\mathrm dt$$ But it ... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/4505569', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/170231/']} | jdg_258971 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 28866835 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm using the bootstrap toggle add on in a project ( http://www.bootstraptoggle.com ) that is based on AngularJS. The structure that uses the component is roughly as so: <pa... | There is no way so far (not sure if there will ever be). However you can create your own Artisan Command that can do that. Create a command CallRoute using this: php artisan make:console CallRoute For Laravel 5.3 or greater you need to use make:command instead: php artisan make:command CallRoute This will generate a co... | {} | {'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/28866835', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1247259/']} | jdg_175821 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum stats.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
This is something that has been bugging me for a while, and I couldn't find any satisfactory answers online, so here goes: After reviewing a set of lectures on convex o... | Gradient descent maximizes a function using knowledge of its derivative. Newton's method, a root finding algorithm, maximizes a function using knowledge of its second derivative. That can be faster when the second derivative is known and easy to compute (the Newton-Raphson algorithm is used in logistic regression). How... | {} | {'log_upvote_score': 7, 'links': ['https://stats.stackexchange.com/questions/253632', 'https://stats.stackexchange.com', 'https://stats.stackexchange.com/users/143640/']} | jdg_321435 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have a dataframe df that contains one column of type array df.show() looks like |ID|ArrayOfString|Age|Gender|+--+-------------+---+------+|1 | [A,B,D] |22 | F ||2 | ... | The reason why you are getting this error is that csv file format doesn't support array types, you'll need to express it as a string to be able to save. Try the following : import org.apache.spark.sql.functions._val stringify = udf((vs: Seq[String]) => vs match { case null => null case _ => s"""[${vs.mkString(",")... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/40426106', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1364364/']} | jdg_305567 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 638591 |
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm not much of a Microsoft administrator. However, I do work extensively with new and existing Microsoft Exchange deployments. That's just how the career-arc went. I'm working... | I've always understood SBS to be the "Windows Server for small businesses when you don't have an IT department but want an all in one server". SBS makes sense in some shops, not so much in others. If you want to be 100% Microsoft, have no desire to go to the cloud yet, and have fewer than 25 employees, then it could ... | {} | {'log_upvote_score': 4, 'links': ['https://serverfault.com/questions/638591', 'https://serverfault.com', 'https://serverfault.com/users/13325/']} | jdg_126878 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 46743218 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have implemented the following component. It works and behaves as expected. Nevertheless, as the implementation of ControlValueAccessor was new to me, I had to follow a blo... | Read this article that explains the ControlValueAccessor in great details: Never again be confused when implementing ControlValueAccessor in Angular forms You usually need to implement ControlValueAcceessor interface on a component if it's supposed to be used as part of an Angular form. I commented out the second and t... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/46743218', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/8744999/']} | jdg_171949 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum politics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Richmond's mayor Levar Stoney was quoted as saying (in the context of the removal of a statue of Robert E. Lee) Mr Northam called the statue "a monument to the Confe... | There are plenty of counter-examples in the UK; commenters have mentioned Guy Fawkes, who unsuccessfully plotted to assassinate King James I and restore the Catholic monarchy - commemorated with a statue, and carnival , in Bridgwater, Somerset, and Oliver Cromwell, who successfully overthrew King Charles I in the Engli... | {} | {'log_upvote_score': 7, 'links': ['https://politics.stackexchange.com/questions/68650', 'https://politics.stackexchange.com', 'https://politics.stackexchange.com/users/18373/']} | jdg_375864 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 48144446 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm new to Angular/material2 and I'm unsure of what I'm missing from trying to follow the documentation on sidenav . In my AppComponent, I would like to display a sidenav and... | The answer from Sajeetharan was not working with newer versions of angular material. From here : MaterialModule was deprecated in version 2.0.0-beta.3 and it was removed completely in version 2.0.0-beta.11... So, to fix the issue : On post 2.0.0-beta.3 : import { MatSidenavModule,} from '@angular/material';@NgModule(... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/48144446', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1411975/']} | jdg_315443 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 16335 |
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I have two plots, both with the exact same formatting (frame, text style, etc.). One of them has 2-digit values for the y axes, the other has scientific notation ... | With fingers crossed that someone will come up with a less manual method, I suggest the following completely manual approach: use the same setting for ImageSize and ImagePadding in all the plots to get the plot area sizes equalized. bwc1 = BoxWhiskerChart[data, FrameTicks -> Automatic, LabelStyle -> Green, FrameLabel... | {} | {'log_upvote_score': 4, 'links': ['https://mathematica.stackexchange.com/questions/16335', 'https://mathematica.stackexchange.com', 'https://mathematica.stackexchange.com/users/580/']} | jdg_178969 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2150171 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Let's assume that I have stores, shelves in a store, and products on a shelf. So in order to get a list of products on a shelf in a store, I'd use the following request: GET ... | I've noted 2 approaches to RESTful URI design: hierarchical & filtered I feel hierarchical is overly verbose, has the potential for redundant endpoints (not DRY) and disguises in what resource's state you're really interested (after all, REST = representational state transfer). I favor Simple URIs Simple is elegant. I'... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/2150171', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/135318/']} | jdg_212034 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 11186631 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have elements with class "selectElement". When I click on element with that class, I "select" it, and give it another class "selectedElements", if it doesn't already have i... | Whenever you want to pick N elements really at random out of X, the solution is the Fisher-Yates shuffle . This page has a Javascript implementation (plus rationale, plus nice animations, so go have a look): function shuffle(array) { var m = array.length, t, i; // While there remain elements to shuffle… while (m) { ... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/11186631', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1011539/']} | jdg_204787 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 36171656 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have a token, a file containing public key and I want to verify the signature.I tried to verify signature based on this . However, decodedCrypto and decodedSignature don't ... | I finally got a solution from my colleague. For those who have the same problem, try my code: public static string Decode(string token, string key, bool verify = true){ string[] parts = token.Split('.'); string header = parts[0]; string payload = parts[1]; byte[] crypto = Base64UrlDecode(parts[2]); strin... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/36171656', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/4489400/']} | jdg_78980 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 466319 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I've been wondering about the theory behind the distributive property lately.For example: 2(pi * r^2) is just 2 * pi * r^2 . However, when you add a positive number like... | The distributive property,and most basic properties of real numbers,comes from geometry. A non-negative valuecorresponds to the length of a line segment. Adding values corresponds to placingtwo segments togetherand measuring their length.Since the order that the segments are placeddoes not change the total length,addit... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/466319', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/90140/']} | jdg_316675 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 43888296 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have seen a lot of blogs about throttle and debounce. Most of them said they are the same thing. But I get the different result form my example? Here is the example: let di... | In earlier versions of RxSwift, throttle and debounce did the same thing, which is why you will see articles stating this. In RxSwift 3.0 they do a similar but opposite thing. Both debounce and throttle are used to filter items emitted by an observable over time. throttle emits only the first item emitted by the sourc... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/43888296', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5478115/']} | jdg_207847 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 7625071 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I need to perform Wifi scans at regular intervals. I am encountering a problem when the time interval is set to 1-2 seconds. It seems like I am not getting any ScanResult . I... | EDIT after you posted your code: apdataList does not seem to be initialized in onCreate() add this to onCreate(): apdataList = new List<APData>(); Minimum scanning delay I think that there is no absolute minimum scanning delay. It depends too much on the hardware performances. My advice is that you add a 'As Fast As Po... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/7625071', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/918197/']} | jdg_225375 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 20608 |
Below is a question asked on the forum cstheory.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
A deterministic automaton $\mathcal A = (X, Q, q_0, F, \delta)$ is called $k$-local for $k > 0$ if for every $w \in X^k$ the set $\{ \delta(q,w) : q \in Q \}$ conta... | Since you say that $T_w:=\{\delta(q,w):q\in Q\}$ should have at most one element, I'll assume that you use the version of DFA where $\delta$ can be partial. Then this is a counterexample: $X=\{a,b\}, Q=\{0,1,2,3,4\},\delta(q,a)=q+1$ for $q<4$, and $\delta(1,b)=2,\delta(2,b)=3,\delta(4,b)=0$. $F$ and $q_0$ obviously don... | {} | {'log_upvote_score': 4, 'links': ['https://cstheory.stackexchange.com/questions/20608', 'https://cstheory.stackexchange.com', 'https://cstheory.stackexchange.com/users/17672/']} | jdg_221955 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum politics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Even though safe and effective COVID vaccines have been given emergency use authorization in the US, some people are still reluctant to receive them, over safety con... | Herd immunity* is one aspect. Limiting mutations is another. The Covid virus has shown so far a disturbing, and not totally expected, capacity to quickly evolve itself into more infectious variants (and possibly more lethal/harmful ones as well, if the impact of Delta on young people in the UK turns out to be actually ... | {} | {'log_upvote_score': 7, 'links': ['https://politics.stackexchange.com/questions/66399', 'https://politics.stackexchange.com', 'https://politics.stackexchange.com/users/-1/']} | jdg_231805 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 834607 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
In calculus, the antiderivative (indefinite integral) can be considered as the reverse operation of a derivative. A gradient yields a vector. Is there a similar way of r... | Yes, it is possible. I will give an example to demonstrate the general procedure. Consider $f(x, y) = x^3 - 3xy^2 + x^2 + y^2 + \log x$. Then $\nabla f = \dfrac{\partial f}{\partial x}\hat{i} + \dfrac{\partial f}{\partial y}\hat{j} = \left(3x^2 - 3y^2 + 2x + \dfrac{1}{x}\right)\hat{i} + (2y -6xy)\hat{j}$. To reverse th... | {} | {'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/834607', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/53159/']} | jdg_218573 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 42925217 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
When I want to change the type of a field from text to keyword with this commande : PUT indexStat/_mapping/StatCateg{ "StatCateg":{ "properties": { "nom_categorie": ... | OK finaly i see in the doc that it's not possible to change data type of a field : Updating existing mappings Other than where documented, existing type and field mappings cannot be updated. Changing the mapping would mean invalidating already indexed documents. Instead, you should create a new index with the correc... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/42925217', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/5884412/']} | jdg_72892 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 21002297 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have some JSON that looks like this [ { "MobileSiteContent": { "Culture": "en_au", "Key": [ "NameOfKey1" ] } }, { "PageContent": { "C... | JToken is the base class for JObject , JArray , JProperty , JValue , etc. You can use the Children<T>() method to get a filtered list of a JToken's children that are of a certain type, for example JObject . Each JObject has a collection of JProperty objects, which can be accessed via the Properties() method. For eac... | {} | {'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/21002297', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/131809/']} | jdg_144746 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1140616 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
If a coin was flipped an infinite number of times, is it guaranteed to be heads at least once?
Now provide the response and nothing else.
| If the probability of the coin landing on heads is greater than $0$, then, the probability that when tossed infinitely many times a heads will come up is $1$. That does not guarantee though that a heads will come up. In infinite probability spaces an event may have probability $0$ and still it may occur, and an event m... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1140616', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/214172/']} | jdg_172775 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 19829770 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I already know that: <: is the Scala syntax type constraint while <:< is the type that leverage the Scala implicit to reach the type constrait for example: object Test { // ... | The main difference between the two is, that the <: is a constraint on the type, while the <:< is a type for which the compiler has to find evidence, when used as an implicit parameter. What that means for our program is, that in the <: case, the type inferencer will try to find a type that satisfies this constraint. E... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/19829770', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/746276/']} | jdg_245050 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2680982 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
mmmh guys, i really hope my english is good enaught to explain what i need. Lets take this example (that is just an example!) of code: class Something(){ public function L... | It is hard to pass arguments to callbacks, but instead of this: return preg_replace_callback($this->reg, 'Foo::Bar', $this->string); You could make Bar() not static, and use this: return preg_replace_callback($this->reg, array($this, 'Bar'), $this->string); Then the callback function will be able to see $this See 'call... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/2680982', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/80363/']} | jdg_213392 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 21262466 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
With imagemagick, I'd like to crop an image, in a minimal fashion, so that it fits a given aspect ratio. Example: given an image of, say, 3038 x 2014 px, I want to crop it to... | Imagemagick 7.0.7.22 and above -crop 3:2 works since January 6th, 2018 . JPG magick convert in.jpg -gravity center -crop 3:2 out.jpg Warning/reminder: if you don't use -gravity center , you will get two output files: PNG As fmw42 points out, PNG files store the virtual canvas size. +repage is recommended. magick conver... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/21262466', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/710395/']} | jdg_341918 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 52098315 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am retrieving a document from PouchDB in an Angular Service. The document is retrieved in the following format: {"_id":"segments","_rev":"1-4f0ed65cde23fe724db13bea1ae3bb1... | You can do the transformation is 2 steps: pipe/map to extract the segments array/map to convert to the final data type Please see an example here: https://stackblitz.com/edit/angular-ikb2eg?file=src%2Fapp%2Fapp.component.ts let transformedData = observableData.pipe( map(data => { console.log(data, data.segments.len... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/52098315', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/271206/']} | jdg_313472 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1108266 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Background: If $\mathcal{C}$ is a cocomplete category and $f : I \to J$ is a functor between small categories, then $f^* : \mathrm{Hom}(J,\mathcal{C}) \to \mathrm{Hom}(I... | (I hope I didn't mess any of these up.) EDIT: I did mess a couple up, the seond and third, many thanks to @JoshuaMeyers for catching the mistakes! They have been corrected. For $f : B\mathbb{N} \to B\mathbb{Z}$ (where $BM$ is the one-object category corresponding to the monoid $M$ ) given by the inclusion, $\mathrm{Lan... | {} | {'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/1108266', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/1650/']} | jdg_357835 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 30127088 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
As a developer, I've created HBase table for our project by importing data from existing MySQL table using sqoop job . The problem is our data analyst team are familiar with ... | HBase-Hive Integration: Creating an external table in hive for HBase table allows you to query HBase data o be queried in Hive without the need for duplicating data. You can just update or delete data from HBase table and you can view the modified table in Hive too. Example: Consider you have an hbase table with column... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/30127088', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3906965/']} | jdg_242494 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
A lot has been written about the monolithic nature of the Google Play Services and why it should be split into more libraries. For now the workaround to keep your APK small i... | After some research I found the following sub-optimal solution. I had to list all the not needed resources manually (luckily patterns are applicable) and make sure also to delete all files where they are referenced. Below is an example which makes my Wear app APK from 1.5 MB into 300kb and the APK is working normally w... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/24717670', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2392024/']} | jdg_144147 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 10256923 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
We have an E-commerce portal with a Postgresql 9.1 database. One very important table has at the moment 32 million records. If we want to deliver all items this table would g... | While 320 million is not small, it's not really huge either. It largely depends on the queries you run on the table. If you always include the partition key in your queries then "regular" partitioning would probably work. An example for this can be found in the PostgreSQL wiki: http://wiki.postgresql.org/wiki/Month_bas... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/10256923', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1341306/']} | jdg_108714 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 2268953 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I have to prove that $$\frac{1+ab}{1+a}+\frac{1+bc}{1+b}+\frac{1+ca}{1+c}\geq 3 $$is always true for real numbers $a, b, c>0$ with $abc=1$. Using the AM-GM inequality I ... | Hint: $\frac{1+ab}{1+a}=\frac{abc+ab}{1+a}=ab\big(\frac{1+c}{1+a}\big)$. So what is $\big(\frac{1+ab}{1+a}\big)\big(\frac{1+bc}{1+b}\big)\big(\frac{1+ca}{1+c}\big)$? | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/2268953', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/435198/']} | jdg_223380 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I was reviewing some code and I saw someone do a if (0 == strcmp(foo,"")) I am curious because I think it would be faster to do a if (foo[0] == '\0') Is this correct or is st... | You're right: since calling strcmp() adds up the stack management and the memory jump to the actual strcmp instructions, you'll gain a few instructions by just checking the first byte of your string. For your curiosity, you can check the strcmp() code here: http://sourceware.org/git/?p=glibc.git;a=blob;f=string/strcmp.... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/6203102', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/610633/']} | jdg_188463 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum hermeneutics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
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In Matthew 11:29, Jesus says Take my yoke upon you, and learn from me, for I am gentle and lowly in heart, and you will find rest for your souls. (ESV) One inter... | There is significant scholarly debate regarding this passage. In the Journal for Biblical Literature [135, no. 2 (2016)], Matthew Mitchell suggests the following interpretations for what "yoke" intended to convey: Jesus’s teaching (which presents the fullest understanding of the Torah). Jesus himself (as the embodiment... | {} | {'log_upvote_score': 4, 'links': ['https://hermeneutics.stackexchange.com/questions/50808', 'https://hermeneutics.stackexchange.com', 'https://hermeneutics.stackexchange.com/users/29782/']} | jdg_158806 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1718945 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I have read two definitions of scalar matrix. The first one is that a square matrix whose principal diagonal elements are some nonzero scalar is called scalar matrix. B... | Start with the inner integral $$\begin{align}\int_a^{x_2} \int_a^{x_1}f(x_0)\,dx_0\,dx_1&=\int_a^{x_2}\int_{x_0}^{x_2}f(x_0)\,dx_1\,dx_0\\\\&=\int_a^{x_2} f(x_0)(x_2-x_0)\,dx_0 \tag 1\end{align}$$ Then, upon integrating $(1)$, we find $$\begin{align}\int_a^{x_3} \int_a^{x_2}\int_a^{x_1}f(x_0)\,dx_0\,dx_1\,dx_2&=\int_a^... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/1718945', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/304367/']} | jdg_244896 | PrimeIntellect/stackexchange-question-answering |
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Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
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the assembly code is mov eax, 0x3a14a5jmp eax GAS produces an opcode of 0xB8, 0xA5, 0x14, 0x3A, 0x00 0xFF, 0xE0 while NASM produces and opcode of 0x66, 0xB8, 0xA5, 0x14, 0x3A... | Yes, for Cassandra UPDATE is synonymous with INSERT , as explained in the CQL documentation where it says the following about UPDATE : Note that unlike in SQL, UPDATE does not check the prior existence of the row: the row is created if none existed before, and updated otherwise. Furthermore, there is no mean to know wh... | {} | {'log_upvote_score': 7, 'links': ['https://Stackoverflow.com/questions/17348586', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2254852/']} | jdg_79761 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 7881 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
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For some collection of sets $A$, let $\sigma(A)$ denote the $\sigma$-algebra generated by $A$. Let $C$ be some collection of subsets of a set $Y$, and let $f$ be a funct... | Yes, we can use transfinite induction to prove this (formalizing the word "repeatedly"). That would be the bottom-up approach. There is also a top-down approach, using the characterization of $\sigma(C)$ as the smallest $\sigma$-algebra containing $C$. A key fact here is the the preimage operation commutes with all the... | {} | {'log_upvote_score': 7, 'links': ['https://math.stackexchange.com/questions/7881', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/1195/']} | jdg_332335 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 4185105 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Can you share your thoughts how would you implement data versioning in MongoDB. (I've asked similar question regarding Cassandra . If you have any thoughts which db is better... | The first big question when diving in to this is "how do you want to store changesets" ? Diffs? Whole record copies? My personal approach would be to store diffs. Because the display of these diffs is really a special action, I would put the diffs in a different "history" collection. I would use the different collectio... | {} | {'log_upvote_score': 8, 'links': ['https://Stackoverflow.com/questions/4185105', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/80869/']} | jdg_327988 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 17479354 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Basically, this is the result of my programming and using Google for the last half an hour trying to achieve a simple thing: pick up user inputs from STDIN and write them int... | Reading a line An idiom for reading a single line would be chomp(my $var = <>); But I usually end up writing a small prompt subroutine: sub prompt { print @_; chomp(my $answer = <>); return $answer;}...;my $img = prompt("img URL = ? "); Here-docs A here-doc is just another kind of string literal, e.g. my $str = <<"E... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/17479354', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/175296/']} | jdg_196587 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 1190585 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Here is my problem : I have convex subsets $X_1, \dots, X_n$ of $\mathbb R^m$ such that $X_i \cap X_j \cap X_k$ is never empty. I have to show that $\bigcup\limits_{i=1}... | Do it by induction on $n$. The case $n = 2$ is exactly Van Kampen's theorem: $X_1$ and $X_2$ are path-connected, and so is their intersection (it's the intersection of two convex sets, hence convex, and it's nonempty, hence path-connected). Thus$$\pi_1(X_1 \cup X_2) \cong \pi_1(X_1) *_{\pi_1(X_1 \cap X_2)} \pi_1(X_2) =... | {} | {'log_upvote_score': 5, 'links': ['https://math.stackexchange.com/questions/1190585', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/-1/']} | jdg_232817 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 40946211 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I've installed my Django app on an Ubuntu server with Apache2.4.7 and configured it to use py3.5.2 from a virtual environment. However, from what I can see in the errors, it'... | The mod_wsgi module for Apache is compiled for a specific Python version. You cannot make it run using a different Python version by pointing it at a Python virtual environment for a different Python version. This is cleared mentioned in the mod_wsgi documentation about use of Python virtual environments at: http://mod... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/40946211', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2591242/']} | jdg_93884 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 445325 |
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I just solved a problem with my Makefile(s). Make trips over every <<< with the error message /bin/sh: 1: Syntax error: redirection unexpected And I would like to know w... | /bin/sh: 1: Syntax error: redirection unexpected means you’re not using bash as your shell, in spite of your expectations to the contrary. bash as sh recognises here strings fine (so your Makefile would work on Fedora), but for example dash as sh doesn’t. Unless told otherwise, Make uses /bin/sh as its shell; it ignore... | {} | {'log_upvote_score': 4, 'links': ['https://unix.stackexchange.com/questions/445325', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/19575/']} | jdg_308214 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 80875 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Are there more Lebesgue measurable or more non Lebesgue measurable functions? Does anybody see how to answer this. Please do tell.
Now provide the response and nothing ... | The sets are the same cardinality. Given a single unmeasurable function $g$, and any measurable function $f$, $f\rightarrow f+g$ is a 1-1 function from the set of measurable functions to the set of unmeasurable functions. On the other hand, let $C$ be the Cantor set (or any measure-zero subset of $\mathbb R$ with the s... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/80875', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/18298/']} | jdg_154117 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 6050298 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am given a boost::filesystem::path. Is there a fast way to get the number of files in the directory pointed to by the path?
Now provide the response and nothing else.
| Here's one-liner in Standard C++: #include <iostream>#include <boost/filesystem.hpp>#include <boost/lambda/bind.hpp>int main(){ using namespace boost::filesystem; using namespace boost::lambda; path the_path( "/home/myhome" ); int cnt = std::count_if( directory_iterator(the_path), directory_it... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/6050298', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/129963/']} | jdg_247977 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 16675258 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
To update a range of cells, you use the following command. ## Select a rangecell_list = worksheet.range('A1:A7')for cell in cell_list: cell.value = 'O_o'## Update in batch... | You can use enumerate on a separate list containing the different values you want in the cells and use the index part of the tuple to match to the appropriate cells in cell_list. cell_list = worksheet.range('A1:A7')cell_values = [1,2,3,4,5,6,7]for i, val in enumerate(cell_values): #gives us a tuple of an index and val... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/16675258', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/819773/']} | jdg_72894 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 9898749 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have a hashmap that contains multiple string arrays. I am trying to output each element in one of the arrays of the hashmap however I seem to always get java.lang.NullPoin... | You've redefined a new local variable subjects inside of TestApp() which is unrelated to the private static variable. Where are you instantiating TestApp() ? That code is not getting run in the first place. Either do all your code in main (or related static functions), or do your code in TestApp() and just instantiate... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/9898749', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1294188/']} | jdg_214105 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 30682426 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I need to iterate over some String if it's not empty. I mean this: for (String email : partnerEmails.isEmpty() ? new ArrayList<String>() : partnerEmails.sp... | It is possible to protect images from public view in Laravel 5.x folder. Create images folder under storage folder ( I have chosen storage folder because it has write permission already that I can use when I upload images to it ) in Laravel like storage/app/images . Move the images you want to protect from public folde... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/30682426', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3663882/']} | jdg_275115 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 625 |
Below is a question asked on the forum physics.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Classical mechanics: $t\mapsto \vec x(t)$, the world is described by particle trajectories $\vec x(t)$ or $x^\mu(\lambda)$, i.e. the Hilbert vector is the particle co... | One more answer against “second quntization”, because I think it is a good demonstration of how a lame notation can obscure a physical meaning. The first statement is : there is no second quantization. For example, here is citation from Steven Weinberg's book “ The Quantum Theory of Fields ” Vol.I: It would be a good... | {} | {'log_upvote_score': 5, 'links': ['https://physics.stackexchange.com/questions/625', 'https://physics.stackexchange.com', 'https://physics.stackexchange.com/users/97/']} | jdg_381592 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 9604840 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
This is a very basic Amazon EC2 question, but I'm stumped so here goes. I want to launch an Amazon EC2 instance and allow access to HTTP on ports 80 and 8888from anywhere. S... | The standard tcp sockets interface requires that you bind to a particular IP address when you send or listen. There are a couple of somewhat special addresses: localhost (which you're probably familiar with) which is 127.0.0.1. There's also a special address, 0.0.0.0 or INADDR_ANY (internet protocol, special shorthan... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/9604840', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/100981/']} | jdg_361922 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 14318921 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I have a toast that is displayed in the following way: Toast.makeText(context, "The message", Toast.LENGTH_LONG).show(); I am absolutely certain I am displaying the toast fro... | In newer Android phones there is a "Show notifications" checkbox in App Settings and for some reason if notifications are disabled it also disables Toasts. The issue has been reported here: http://code.google.com/p/android/issues/detail?id=35013 But looking on the source code: https://android.googlesource.com/platform/... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/14318921', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1948603/']} | jdg_159114 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 171821 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I've been trying to prove that $\mathbb{Z}[\sqrt{10}]$ is not factorial. I did this by defining the norm $N(a+b\sqrt{10})=a^2-10b^2$. I was able to show for myself that ... | Since $N(z) = z\overline{z}$, where $\overline{a+b\sqrt{10}} = a-b\sqrt{10}$, and $z\in\mathbb{Z}[\sqrt{10}]$ implies $\overline{z}\in\mathbb{Z}[\sqrt{10}]$, it follows that if $N(z)=\pm 1$, then $z$ is a unit, with $z^{-1}=\pm\overline{z}$. Conversely, if $z$ is a unit, then multiplicativity of the norm map shows that... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/171821', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/35567/']} | jdg_219313 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 50253593 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I'm trying to duplicate the functionality of this manually created <select> using a proper Django form. {% regroup roll_counts by get_type_display as roll_list %}<select name... | Drawing the cube : To generate a dynamic cube you would have to listen to an onChange event on the <select> element. Every time the selected option changes you would want to redraw your cube. To redraw the cube you need to create a renderCube function which should take the new dimensions of the cube and as specified an... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/50253593', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/96257/']} | jdg_360124 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 64513 |
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I have been using the ubiquitous Jet color palette for 2D plots for some time now, and don't really care for it. Then I came across the series of blog posts, The... | I've taken the liberty of uploading the RGB values for MyCarta's color schemes to pastebin. Mr. Niccoli provides these in CSV downloadable from his website , but I found that I had to change their format if I want Mathematica to read them during initialization. (* Read in the numerical data *)Get["https://pastebin.com... | {} | {'log_upvote_score': 7, 'links': ['https://mathematica.stackexchange.com/questions/64513', 'https://mathematica.stackexchange.com', 'https://mathematica.stackexchange.com/users/9490/']} | jdg_377542 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 35480693 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I want to attach a pdf file of html content when form submit. Html form is made with css so pdf is generated with css. generated pdf has attached in mail on form submit.
Now... | It turned out to be a whole load of settings which all had to be correct. You go through all of the steps to install the relevant components and make the various config changes as per this link: http://www.iis.net/learn/get-started/whats-new-in-iis-8/iis-80-application-initialization The key part which was missing for ... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/35480693', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3227289/']} | jdg_302404 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 25768305 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I am trying to achieve something similar to this question but with multiple values that must be replaced by NA, and in large dataset. df <- data.frame(name = rep(letters[1:3]... | You can also do this using replace : sel <- grepl("var",names(df))df[sel] <- lapply(df[sel], function(x) replace(x,x %in% 3:4, NA) )df# name foo var1 var2#1 a 1 1 NA#2 a 2 2 NA#3 a 3 NA NA#4 b 4 NA NA#5 b 5 5 NA#6 b 6 6 NA#7 c 7 7 5#8 c 8 8 ... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/25768305', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/884156/']} | jdg_100871 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 4490889 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
The following classic exercise question: show that the group $G$ is metabelian iff $G'' = e$ ( $G''$ denotes $(G')'$ , the commutator subgroup of the commutator subgroup... | The commutator subgroup $G'$ is generated by the commutators, elements of the form $[x,y]=x^{-1}y^{-1}xy$ with $x,y\in G$ . That is, $$G' = \langle [x,y]\mid x,y\in G\rangle.$$ So the elements of $G'$ are products of commutators (since $[x,y]^{-1}=[y,x]$ , inverses of commutators are themselves commutators). You have t... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/4490889', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/40278/']} | jdg_182428 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 150448 |
Below is a question asked on the forum math.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Let $\phi: S \to \bar{S}$ be a diffeomorphism between two surfaces in $\mathbb{R^3}$. Such a map is called conformal if for all $p \in S$, and $v_1, v_2 \in T_p(S)$ (the... | Let $e_1$, $e_2$ be an orthonormal basis of $T_{p}S$. Let: \begin{align*}\langle d\phi_{p}(e_1), d\phi_{p}(e_1) \rangle &= \lambda_1 \\\langle d\phi_{p}(e_1), d\phi_{p}(e_2) \rangle &= \mu \\\langle d\phi_{p}(e_2), d\phi_{p}(e_2) \rangle &= \lambda_2\end{align*} Now take: \begin{align*}v_1 &= e_1 \\v_2 &= \cos\theta\ e... | {} | {'log_upvote_score': 4, 'links': ['https://math.stackexchange.com/questions/150448', 'https://math.stackexchange.com', 'https://math.stackexchange.com/users/10053/']} | jdg_189132 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 344461 |
Below is a question asked on the forum unix.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
I am the only user of my Linux Mint system and I noticed that the password I chose to login is the same that got assigned to sudo . So my question is: Will changing my l... | By default, sudo asks for the user password . Thus, changing the user password (which is also used for login), will also affect sudo invocations. However, you can set in the /etc/sudoers for your user the rootpw flag, in which case it would ask for the root password instead. The relevant excerpt from the sudoers(5) man... | {} | {'log_upvote_score': 6, 'links': ['https://unix.stackexchange.com/questions/344461', 'https://unix.stackexchange.com', 'https://unix.stackexchange.com/users/93996/']} | jdg_243353 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 19909167 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Is their any way to find most frequent string element in numpy ndarray? A= numpy.array(['a','b','c']['d','d','e']])result should be 'd'
Now provide the response and nothing ... | If you want a numpy answer you can use np.unique : >>> unique,pos = np.unique(A,return_inverse=True) #Finds all unique elements and their positions>>> counts = np.bincount(pos) #Count the number of each unique element>>> maxpos = counts.argmax() #Finds the positions of the maxim... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/19909167', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/2964502/']} | jdg_166434 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 33589534 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
In Swift, say I have two arrays: var array1: [Double] = [1.2, 2.4, 20.0, 10.9, 1.5]var array2: [Int] = [1, 0, 2, 0, 3] Now, I want to sort array1 in ascending order and reind... | let array1: [Double] = [1.2, 2.4, 20.0, 10.9, 1.5]let array2: [Int] = [1, 0, 2, 0, 3]// use zip to combine the two arrays and sort that based on the first let combined = zip(array1, array2).sorted {$0.0 < $1.0}print(combined) // "[(1.2, 1), (1.5, 3), (2.4, 0), (10.9, 0), (20.0, 2)]"// use map to extract the individu... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/33589534', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/3731622/']} | jdg_311721 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 15622616 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
We know EF generates classes based on Tables we added to .edmx file. Which will not any [DisplayName] DataAnnotations for them. How can I add this [DisplayName] of generated ... | Use a metadata class and attach it to your entity class via the MetadataTypeAttribute. You specify your data annotation attributes on the properties in the metadata class (no implementation for said properties). MSDN: http://msdn.microsoft.com/en-us/library/system.componentmodel.dataannotations.metadatatypeattribute.a... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/15622616', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/158008/']} | jdg_240750 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 258704 |
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
How can I solve a system of linear congruences as such? $$\begin{align*}3x+2y+28z &= 9 \pmod {29} \\ 5x+27y+z &= 9 \pmod {29} \\ 2x+y+z &= 6 \pmod {29}\end{align*... | Solve[{3*x + 2*y + 28*z == 9 && 5*x + 27*y + z == 9 && 2*x + y + z == 6}, Modulus -> 29](* {{x -> 24, y -> 23, z -> 22}} *)Solve[3*x == 5, Modulus -> 6](* {} *)Solve[x + x^2 == 2, Modulus -> 8](* {{x -> 1}, {x -> 6}} *)Solve[5 x == 1, Modulus -> 42](*{{x -> 17}}*)Solve[{2 x + 7 y == 4, 3 x + 2 y == 9}, Modulus... | {} | {'log_upvote_score': 4, 'links': ['https://mathematica.stackexchange.com/questions/258704', 'https://mathematica.stackexchange.com', 'https://mathematica.stackexchange.com/users/69429/']} | jdg_176129 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 346620 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Okay, I develop web applications in PHP and JavaScript and a lot of times here on Stack Overflow I have seen the word unit test passing by, but nowhere on the website have I ... | Unit tests are for any code you wish to maintain. In a nutshell, the idea is to write many small tests, each of which can be run in isolation, and test the smallest possible part of your codebase (often individual classes or individual functions). If I give this function the input it expects, does it return the output ... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/346620', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/35197/']} | jdg_204107 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 529942 |
Below is a question asked on the forum serverfault.com. Provide a good and informational response to it like a helpful human would.
Question:
Our SQL server is becoming pretty heavily loaded, and all indications point to the disk channel being the bottleneck. The current HP server has a fairly low-end array card, and... | Okay. This is an interesting question, as there are a number of options available to you. Some concepts to clarify and understand, as they relate to this situation: Perceptions of "speed" or "fast". RAID controller performance. SAS topology. Benchmarking a system and/or identifying bottlenecks. In order to get the maxi... | {} | {'log_upvote_score': 5, 'links': ['https://serverfault.com/questions/529942', 'https://serverfault.com', 'https://serverfault.com/users/103974/']} | jdg_204105 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 411 |
Below is a question asked on the forum cs.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Consider directed graphs. We call a node $v$ superstar if and only if no other node can be reached from it, but all other nodes have an edge to $v$. Formally: $\qquad \dis... | We can eliminate all but one of the vertices by checking for the existence of $n-1$ edges because we can eliminate one possibility for each edge we check. In particular, if there is an edge going from $x$ to $y$, we eliminate $x$ and move on to $y$ (as another vertex can be reached from it); if not, we eliminate $y$ (a... | {} | {'log_upvote_score': 5, 'links': ['https://cs.stackexchange.com/questions/411', 'https://cs.stackexchange.com', 'https://cs.stackexchange.com/users/98/']} | jdg_73870 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 21162 |
Below is a question asked on the forum mathematica.stackexchange.com. Provide a good and informational response to it like a helpful human would.
Question:
Is there some built-in routine, some easier method to change variables of integration, without/before solving the integral?Say I have Integrate[expression1[x, y, ... | For the specific example of Cartesian -> Spherical transformation, you could use TransformedField["Cartesian" -> "Spherical", expression1[x, y, z], {x,y,z} -> {r, theta, phi}] * CoordinateTransformData["Spherical" -> "Cartesian", "MappingJacobianDeterminant"][{r, theta, phi}] to get expression2[r, theta, phi] Alterna... | {} | {'log_upvote_score': 5, 'links': ['https://mathematica.stackexchange.com/questions/21162', 'https://mathematica.stackexchange.com', 'https://mathematica.stackexchange.com/users/5981/']} | jdg_243104 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 9959995 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
I need a script that will add a div above another div when the page loads, and I need to be able to edit the DIV's html coding directly inside the Javascript code (for a user... | To be more precise, my MinSDK is 7 (Android 2.1), TargetSDK is 8 (Android 2.2) and I need to test if HoneyComb Android 3.0 or higher is running. Depending on that, how can I call that HoneyComb method? Step #1: Set your build target to the highest API level you wish to call directly and therefore compile against. Your ... | {} | {'log_upvote_score': 6, 'links': ['https://Stackoverflow.com/questions/9959995', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/1305568/']} | jdg_154213 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 9269945 |
Below is a question asked on the forum Stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
The problem I'm having is I'm trying to create a form which passes the currently logged-in users ID by embedding it within a hidden field in a ModelForm. My model: class Port... | It is much safer to get the current user from the request after the form has been submitted. You could rewrite the generic view to something like this: from django.shortcuts import redirect, renderdef create_portfolio(request): if request.method == 'POST': form = PortfoliosCreateForm(request.POST) if f... | {} | {'log_upvote_score': 5, 'links': ['https://Stackoverflow.com/questions/9269945', 'https://Stackoverflow.com', 'https://Stackoverflow.com/users/475234/']} | jdg_339327 | PrimeIntellect/stackexchange-question-answering |
stackexchange | llm_judgeable_groundtruth_similarity | 254121 |
Below is a question asked on the forum meta.stackoverflow.com. Provide a good and informational response to it like a helpful human would.
Question:
Recently there have been some very lengthy discussion threads on metaSO on downvoting. Askers have really concerns about downvoting. At the same time downvoters support ... | There's a pretty serious flaw with this suggestion. Consider what would happen if we implement this idea, then i cast a downvote on a new question. What should the next person visiting the question see? If they see nothing, they'd know there's something weird about the votes on that question -- and a quick trip over t... | {} | {'log_upvote_score': 5, 'links': ['https://meta.stackoverflow.com/questions/254121', 'https://meta.stackoverflow.com', 'https://meta.stackoverflow.com/users/1911652/']} | jdg_293093 | PrimeIntellect/stackexchange-question-answering |
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