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Command Line arguments in C# | If you want to pass arguments by command line, then use command line arguments in C# −
When we create a program in c#, static void main is used and we can see the arguments in it .
class HelloWorld {
static void Main(string[] args) {
/* my first program in C# */
Console.WriteLine("Hello World");
Co... | [
{
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"text": "If you want to pass arguments by command line, then use command line arguments in C# −"
},
{
"code": null,
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"text": "When we create a program in c#, static void main is used and we can see the arguments in it ."
... |
Working with Amazon S3 with Boto3. | Towards Data Science | Amazon Simple Storage Service, or S3, offers space to store, protect, and share data with finely-tuned access control. When working with Python, one can easily interact with S3 with the Boto3 package. In this post, I will put together a cheat sheet of Python commands that I use a lot when working with S3. I hope you wi... | [
{
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"text": "Amazon Simple Storage Service, or S3, offers space to store, protect, and share data with finely-tuned access control. When working with Python, one can easily interact with S3 with the Boto3 package. In this post, I will put together a cheat sheet of Pyth... |
High Performance Distributed Deep Learning with multiple GPUs on Google Cloud Platform — Part 2 | by Sam Black | Towards Data Science | In this multipart article, I outline how to scale your deep learning to multiple GPUs and multiple machines using Horovod, Uber’s distributed deep learning framework.
Read part one here:
samsachedina.medium.com
Unsurprisingly, getting distributed training to work correctly isn’t as straightforward. You can follow along... | [
{
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"text": "In this multipart article, I outline how to scale your deep learning to multiple GPUs and multiple machines using Horovod, Uber’s distributed deep learning framework."
},
{
"code": null,
"e": 358,
"s": 338,
"text": "Read part one here:... |
How to disable Mobile Data on Android? | This example demonstrates how do I disable Mobile data in Android.
For your find Information, unless you have a rooted phone I don't think you can enable and disable data programmatically because in order to do so we have to include MODIFY_PHONE_STATE permission which is only given to system or signature apps.
setMobil... | [
{
"code": null,
"e": 1129,
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"text": "This example demonstrates how do I disable Mobile data in Android."
},
{
"code": null,
"e": 1374,
"s": 1129,
"text": "For your find Information, unless you have a rooted phone I don't think you can enable and disable data programmati... |
Python List len() Method | Python list method len() returns the number of elements in the list.
Following is the syntax for len() method −
len(list)
list − This is a list for which number of elements to be counted.
list − This is a list for which number of elements to be counted.
This method returns the number of elements in the list.
The follo... | [
{
"code": null,
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"text": "Python list method len() returns the number of elements in the list."
},
{
"code": null,
"e": 2356,
"s": 2313,
"text": "Following is the syntax for len() method −"
},
{
"code": null,
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"s": 2356,
"text": ... |
TCS Placement Paper | MCQ 4 - GeeksforGeeks | 22 Sep, 2021
This is a TCS model placement paper for aptitude preparation. This placement paper will cover aptitude questions that are asked in TCS recruitment drives and also strictly follows the pattern of questions asked in TCS interviews. It is recommended to solve each one of the following questions to increase yo... | [
{
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"text": "\n22 Sep, 2021"
},
{
"code": null,
"e": 24255,
"s": 23905,
"text": "This is a TCS model placement paper for aptitude preparation. This placement paper will cover aptitude questions that are asked in TCS recruitment drives and also ... |
How to Redirect 404 errors to a page in Express.js ? - GeeksforGeeks | 10 Oct, 2021
Express Js is a web application framework based on Node.js web server functionality that helps us to create web servers with lesser complexity and in a well-organized manner. Express provides routing services that help us in creating application endpoints that respond based on the HTTP request method (GET,... | [
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"text": "\n10 Oct, 2021"
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"code": null,
"e": 26185,
"s": 25833,
"text": "Express Js is a web application framework based on Node.js web server functionality that helps us to create web servers with lesser complexity and in a well-organi... |
Can virtual functions be private in C++? - GeeksforGeeks | 23 Aug, 2021
In C++, virtual functions can be private and can be overridden by the derived class. For example, the following program compiles and runs fine.
C++
#include <iostream> class base{public: // default base constructor base() { std::cout << "base class constructor\n"; } // virtual base destruc... | [
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"text": "\n23 Aug, 2021"
},
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"text": "In C++, virtual functions can be private and can be overridden by the derived class. For example, the following program compiles and runs fine."
},
{
"code... |
Dorks Eye - Google Hacking Dork Scraping and Searching Script - GeeksforGeeks | 28 Nov, 2021
The Dorks Eye tool is developed in the Python3 language which h can easily find Vulnerable links using Google Dorks. Dorks Eye tool gathers links to web pages and applications from the Internet which reveals some information. Now this information can be sensitive data like SQL queries of web pages, usernam... | [
{
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"text": "\n28 Nov, 2021"
},
{
"code": null,
"e": 26273,
"s": 25761,
"text": "The Dorks Eye tool is developed in the Python3 language which h can easily find Vulnerable links using Google Dorks. Dorks Eye tool gathers links to web pages and ... |
VBA - If-Else Statement | An If statement consists of a Boolean expression followed by one or more statements. If the condition is said to be True, the statements under If condition(s) are executed. If the condition is said to be False, the statements under Else Part is executed.
Following is the syntax of an If Else statement in VBScript.
If(b... | [
{
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"text": "An If statement consists of a Boolean expression followed by one or more statements. If the condition is said to be True, the statements under If condition(s) are executed. If the condition is said to be False, the statements under Else Part is executed... |
HTML5 - CORS | Cross-origin resource sharing (CORS) is a mechanism to allows the restricted resources from another domain in web browser.
For suppose, if you click on HTML5- video player in html5 demo sections. it will ask camera permission. if user allow the permission then only it will open the camera or else it doesn't open the ca... | [
{
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"text": "Cross-origin resource sharing (CORS) is a mechanism to allows the restricted resources from another domain in web browser."
},
{
"code": null,
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"s": 2731,
"text": "For suppose, if you click on HTML5- video player in html5 d... |
Get the size of all the documents in a MongoDB query? | To get the size of all the documents in a query, you need to loop through documents. Let us first create a collection with documents −
> db.sizeOfAllDocumentsDemo.insertOne({"StudentFirstName":"John","StudentSubject":["MongoDB","Java"]});
{
"acknowledged" : true,
"insertedId" : ObjectId("5cd3c0c1edc6604c74817cd7"... | [
{
"code": null,
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"text": "To get the size of all the documents in a query, you need to loop through documents. Let us first create a collection with documents −"
},
{
"code": null,
"e": 1822,
"s": 1197,
"text": "> db.sizeOfAllDocumentsDemo.insertOne({\"Studen... |
Count number of triplets (a, b, c) such that a^2 + b^2 = c^2 and 1 <= a <= b <= c <= n - GeeksforGeeks | 22 Apr, 2021
Given an integer N, the task is to count the number of triplets (a, b, c) such that a2 + b2 = c2 and 1 ≤ a ≤ b ≤ c ≤ N.
Examples:
Input: N = 5 Output: 1 The only possible triplet pair is (3, 4, 5) 3^2 + 4^2 = 5^2 i.e. 9 + 16 = 25
Input: N = 10 Output: 2 (3, 4, 5) and (6, 8, 10) are the required triplet pa... | [
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"text": "\n22 Apr, 2021"
},
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"code": null,
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"text": "Given an integer N, the task is to count the number of triplets (a, b, c) such that a2 + b2 = c2 and 1 ≤ a ≤ b ≤ c ≤ N."
},
{
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Find all divisors of first N natural numbers - GeeksforGeeks | 29 Apr, 2021
Given an integer N, the task is to find all the divisors of numbers from 1 to N.Note: 1 ? N ? 100000
Examples:
Input: N = 2 Output: 1 –>1 2 –>1, 2
Input: N = 5 Output: 1 –>1 2 –>1, 2 3 –>1, 3 4 –>1, 2, 4 5 –>1, 5
Naive Approach:
Iterate over first N natural numbers using a loop variable (say i)
Iterate ov... | [
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"code": null,
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"text": "Given an integer N, the task is to find all the divisors of numbers from 1 to N.Note: 1 ? N ? 100000 "
},
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... |
Data Science Methodology 101. How can a Data Scientist organize his... | by Nunzio Logallo | Towards Data Science | Every Data Scientist needs a methodology to solve data science’s problems. For example, let’s suppose that you are a Data Scientist and your first job is to increase sales for a company, they want to know what product they should sell on what period. You will need the correct methodology to organize your work, analyze ... | [
{
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"text": "Every Data Scientist needs a methodology to solve data science’s problems. For example, let’s suppose that you are a Data Scientist and your first job is to increase sales for a company, they want to know what product they should sell on what period. You ... |
How to Successfully Install Anaconda on a Mac (and Actually Get it to Work) | by Anne Bonner | Towards Data Science | You know you need it.
As you’re getting started in data science, machine learning, or artificial intelligence, you’re quickly going to realize that you need to be able to use Anaconda. You might want to use Jupyter Notebooks, Spyder, or another awesome program, but one way or another, you’re going to need this thing to... | [
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"text": "You know you need it."
},
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"text": "As you’re getting started in data science, machine learning, or artificial intelligence, you’re quickly going to realize that you need to be able to use Anaconda. Y... |
What is binding in Java? | Association of method call with the method body is known as binding in Java. There are two kinds of binding.
In static binding the method call is bonded with the method body at compile time. This is also known as early binding. This is done using static, private and, final methods.
class Super{
public static void sa... | [
{
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"text": "Association of method call with the method body is known as binding in Java. There are two kinds of binding."
},
{
"code": null,
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"s": 1171,
"text": "In static binding the method call is bonded with the method body at compi... |
Python | Create a GUI Marksheet using Tkinter | 29 May, 2021
Create a python GUI mark sheet. Where credits of each subject are given, enter the grades obtained in each subject and click on Submit. The credits per subject, the total credits as well as the SGPA are displayed after being calculated automatically. Use Tkinter to create the GUI interface.
Refer the belo... | [
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"code": null,
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"text": "Create a python GUI mark sheet. Where credits of each subject are given, enter the grades obtained in each subject and click on Submit. The credits per subject, the total cre... |
PyQt5 – Set maximum size for width or height of window | 26 Mar, 2020
When we create a window, by default the window size is resizable, although we can use setMaximumSize() method to set the maximum size of the window. But what if we want to set maximum length only for width or height only. In order to do so we use setMaximumWidth() and setMaximumHeight() method to set maxim... | [
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"text": "When we create a window, by default the window size is resizable, although we can use setMaximumSize() method to set the maximum size of the window. But what if we want to set... |
MongoDB insertOne() Method – db.Collection.insertOne() | 28 Jan, 2021
In MongoDB, insertOne() method inserts a document into the collection. This method inserts only one document at a time.
Using this method you can also create a collection by inserting documents.
You can insert documents with or without _id field. If you insert a document in the collection without _id fiel... | [
{
"code": null,
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"s": 0,
"text": "\n28 Jan, 2021"
},
{
"code": null,
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"s": 28,
"text": "In MongoDB, insertOne() method inserts a document into the collection. This method inserts only one document at a time. "
},
{
"code": null,
"e": 224,
"s": 149... |
strings.SplitN() Function in Golang with Examples | 19 Apr, 2020
strings.SplitN() Function() is a string manipulation function in Go language. It is used to split a given string into substrings separated by a separator. This function returns the slices of all substrings between those separators.
Syntax:
func SplitN(s, sep string, n int) []string
Here, s is the string an... | [
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"text": "strings.SplitN() Function() is a string manipulation function in Go language. It is used to split a given string into substrings separated by a separator. This function return... |
How to uncompress a “.tar.gz” file using Python ? | 17 Dec, 2020
.tar.gz files are made by the combination of TAR packaging followed by a GNU zip (gzip) compression. These files are commonly used in Unix/Linux based system as packages or installers. In order to read or extract these files, we have to first decompress these files and after that expand them with the TAR u... | [
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"text": ".tar.gz files are made by the combination of TAR packaging followed by a GNU zip (gzip) compression. These files are commonly used in Unix/Linux based system as packages or i... |
Add two numbers represented by linked lists | Set 2 | 11 Jul, 2022
Given two numbers represented by two linked lists, write a function that returns the sum list. The sum list is linked list representation of the addition of two input numbers. It is not allowed to modify the lists. Also, not allowed to use explicit extra space (Hint: Use Recursion).
Example :
Input:
Firs... | [
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"text": "Given two numbers represented by two linked lists, write a function that returns the sum list. The sum list is linked list representation of the addition of two input numbers... |
How to Detect Touch Event on Screen Programmatically in Android? | 23 Feb, 2021
Detecting a touch confirms that the screen is fully functional. Responding to touch is something that a developer deals with. As Android devices have a touch-based input, things are programmed upon application of touch. For explicitly calling methods within the application, a touch action must be recognize... | [
{
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{
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"text": "Detecting a touch confirms that the screen is fully functional. Responding to touch is something that a developer deals with. As Android devices have a touch-based input, thin... |
LinkedBlockingQueue Class in Java | 21 Oct, 2020
The LinkedBlockingQueue is an optionally-bounded blocking queue based on linked nodes. It means that the LinkedBlockingQueue can be bounded, if its capacity is given, else the LinkedBlockingQueue will be unbounded. The capacity can be given as a parameter to the constructor of LinkedBlockingQueue. This que... | [
{
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{
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"s": 28,
"text": "The LinkedBlockingQueue is an optionally-bounded blocking queue based on linked nodes. It means that the LinkedBlockingQueue can be bounded, if its capacity is given, else the... |
Size of The Subarray With Maximum Sum | 09 Jun, 2022
An array is given, find length of the subarray having maximum sum.
Examples :
Input : a[] = {1, -2, 1, 1, -2, 1}
Output : Length of the subarray is 2
Explanation: Subarray with consecutive elements
and maximum sum will be {1, 1}. So length is 2
Input : ar[] = { -2, -3, 4, -1, -2, 1, 5, -3 }
Output : Le... | [
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"text": "An array is given, find length of the subarray having maximum sum."
},
{
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"text": "Examples : "
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Kotlin - if...else Expression | Kotlin if...else expressions works like an if...else expression in any other Modern Computer Programming. So let's start with our traditional if...else statement available in Kotlin.
The syntax of a traditional if...else expression is as follows:
if (condition) {
// code block A to be executed if condition is true
}... | [
{
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"text": "Kotlin if...else expressions works like an if...else expression in any other Modern Computer Programming. So let's start with our traditional if...else statement available in Kotlin."
},
{
"code": null,
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"s": 2608,
"text": ... |
Biopython - Advanced Sequence Operations | In this chapter, we shall discuss some of the advanced sequence features provided by Biopython.
Nucleotide sequence can be reverse complemented to get new sequence. Also, the complemented sequence can be reverse complemented to get the original sequence. Biopython provides two methods to do this functionality − complem... | [
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"text": "In this chapter, we shall discuss some of the advanced sequence features provided by Biopython."
},
{
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"text": "Nucleotide sequence can be reverse complemented to get new sequence. Also, the complem... |
Displaying Logging While Drilling (LWD) Image Logs in Python | by Andy McDonald | Towards Data Science | Borehole image logs are false-color pseudo images of the borehole wall generated from different logging measurements/tools. How borehole images are acquired differs between wireline logging and logging while drilling (LWD). In the wireline environment measurements are made from buttons on pads that are pressed up again... | [
{
"code": null,
"e": 1006,
"s": 172,
"text": "Borehole image logs are false-color pseudo images of the borehole wall generated from different logging measurements/tools. How borehole images are acquired differs between wireline logging and logging while drilling (LWD). In the wireline environment me... |
Intersection of Two Arrays II in Python | Suppose we have two arrays A and B, there are few elements in these array. We have to find the intersection of them. So if A = [1, 4, 5, 3, 6], and B = [2, 3, 5, 7, 9], then intersection will be [3, 5]
To solve this, we will follow these steps −
Take two arrays A and B
if length of A is smaller than length of B, then s... | [
{
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"text": "Suppose we have two arrays A and B, there are few elements in these array. We have to find the intersection of them. So if A = [1, 4, 5, 3, 6], and B = [2, 3, 5, 7, 9], then intersection will be [3, 5]"
},
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"code": null,
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How to change ttk.Treeview column width and weight in Python 3.3? | To display a large set of data in a Tkinter application, we can use the Treeview widget. Generally, we represent data through tables that contain a set of rows and columns. We can add the data in the form of a table with the help of the Treeview widget.
To configure the column width of the Treeview widget, we can use t... | [
{
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"text": "To display a large set of data in a Tkinter application, we can use the Treeview widget. Generally, we represent data through tables that contain a set of rows and columns. We can add the data in the form of a table with the help of the Treeview widget.... |
HTML | <input> required Attribute - GeeksforGeeks | 07 Oct, 2021
The HTML required Attribute is a Boolean attribute which is used to specify that the input element must be filled out before submitting the Form. This attribute works with other types of input like radio, checkbox, number, text, etc.Syntax:
<input required>
Example-1: This Example that illustrates the us... | [
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"text": "The HTML required Attribute is a Boolean attribute which is used to specify that the input element must be filled out before submitting the Form. This attribute wo... |
How to solve a constraint optimization problem in R | by Rahul Bhadani | Towards Data Science | Often in physical science research, we end up with a hard problem of optimizing a function (called objective) that needs to satisfy a range of constraints — linear or non-linear equalities and inequalities. The optimizers usually also have to adhere to the upper and lower bound. I recently worked on a similar problem i... | [
{
"code": null,
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"text": "Often in physical science research, we end up with a hard problem of optimizing a function (called objective) that needs to satisfy a range of constraints — linear or non-linear equalities and inequalities. The optimizers usually also have to adhere to th... |
Min distance between two given nodes of a Binary Tree | Practice | GeeksforGeeks | Given a binary tree and two node values your task is to find the minimum distance between them.
Example 1:
Input:
1
/ \
2 3
a = 2, b = 3
Output: 2
Explanation: The tree formed is:
1
/ \
2 3
We need the distance between 2 and 3.
Being at node 2, we need to take two
steps ahe... | [
{
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"text": "Given a binary tree and two node values your task is to find the minimum distance between them."
},
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"text": "Example 1:"
},
{
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"text": "Input:\n ... |
Design Pattern - Service Locator Pattern | The service locator design pattern is used when we want to locate various services using JNDI lookup. Considering high cost of looking up JNDI for a service, Service Locator pattern makes use of caching technique. For the first time a service is required, Service Locator looks up in JNDI and caches the service object. ... | [
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"text": "The service locator design pattern is used when we want to locate various services using JNDI lookup. Considering high cost of looking up JNDI for a service, Service Locator pattern makes use of caching technique. For the first time a service is require... |
Comparing Pointers in Golang - GeeksforGeeks | 05 Sep, 2019
Pointers in Go programming language or Golang is a variable which is used to store the memory address of another variable. Pointers in Golang are also termed as the special variables. The variables are used to store some data at a particular memory address in the system. The memory address is always found ... | [
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"text": "Pointers in Go programming language or Golang is a variable which is used to store the memory address of another variable. Pointers in Golang are also termed as th... |
What is Quadrant Analysis & How to do it in Python | by Abhijith Chandradas | Towards Data Science | A Quadrant Analysis chart is a very common tool used for decision making especially in business setting.A Quadrant chart is technically a scatter plot that is divided into four sections or quadrants, hence the name. In a quadrant analysis, performance under two parameters are assessed for each entity. Depending on how ... | [
{
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"s": 171,
"text": "A Quadrant Analysis chart is a very common tool used for decision making especially in business setting.A Quadrant chart is technically a scatter plot that is divided into four sections or quadrants, hence the name. In a quadrant analysis, performance und... |
Angular7 - Directives | Directives in Angular is a js class, which is declared as @directive. We have 3 directives in Angular. The directives are listed below −
These form the main class having details of how the component should be processed, instantiated and used at runtime.
A structure directive basically deals with manipulating the dom el... | [
{
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"text": "Directives in Angular is a js class, which is declared as @directive. We have 3 directives in Angular. The directives are listed below −"
},
{
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"text": "These form the main class having details of h... |
QR Code Generator using HTML, CSS and jQuery - GeeksforGeeks | 03 Aug, 2021
A QR code generator is an application that stores any required textual data into a QR code which can be later scanned with a QR code scanner to reveal the stored information. This QR Code can be used anywhere, for example, on a poster or website to allow users to get additional information. This applicatio... | [
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"text": "\n03 Aug, 2021"
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"text": "A QR code generator is an application that stores any required textual data into a QR code which can be later scanned with a QR code scanner to reveal the stored i... |
How to Add and Customize Back Button of Action Bar in Android? - GeeksforGeeks | 23 Feb, 2021
The action bar (sometimes referred to as the app bar), if it exists for an activity, will be at the top of the activity’s content area, typically directly underneath the status bar. It is a menu bar that runs across the top of the activity screen in android. Android ActionBar can contain menu items that be... | [
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{
"code": null,
"e": 26793,
"s": 26365,
"text": "The action bar (sometimes referred to as the app bar), if it exists for an activity, will be at the top of the activity’s content area, typically directly undernea... |
Construct Turing Machine for incrementing Binary Number by 1 - GeeksforGeeks | 29 Sep, 2020
Prerequisite : Turing Machine
Task :We have to design a Turing Machine for incrementing the Binary Number by 1.
Examples –
Input: 10111
Output: 11000
Input: 1000
Output: 1001
Input: 10101011
Output: 10101100
Analysis :From the above three examples, we can get two conditions –
When the Rightmost digit is ... | [
{
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{
"code": null,
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"text": "Prerequisite : Turing Machine"
},
{
"code": null,
"e": 26352,
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"text": "Task :We have to design a Turing Machine for incrementing th... |
MySQLi - WHERE Clause | We have seen the SQL SELECT command to fetch data from a MySQL table. We can use a conditional clause called the WHERE Clause to filter out the results. Using this WHERE clause, we can specify a selection criteria to select the required records from a table.
The following code block has a generic SQL syntax of the SELE... | [
{
"code": null,
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"s": 2263,
"text": "We have seen the SQL SELECT command to fetch data from a MySQL table. We can use a conditional clause called the WHERE Clause to filter out the results. Using this WHERE clause, we can specify a selection criteria to select the required records from a t... |
Array getLong() Method in Java - GeeksforGeeks | 23 Jul, 2020
The java.lang.reflect.Array.getLong() is an inbuilt method in Java and is used to return an element at the given index from a specified Array as a long.
Syntax:
Array.getLong(Object []array, int index)
Parameters : This method accepts two mandatory parameters:
array: The object array whose index is to be ... | [
{
"code": null,
"e": 23868,
"s": 23840,
"text": "\n23 Jul, 2020"
},
{
"code": null,
"e": 24021,
"s": 23868,
"text": "The java.lang.reflect.Array.getLong() is an inbuilt method in Java and is used to return an element at the given index from a specified Array as a long."
},
{
... |
GATE | GATE-CS-2015 (Set 2) | Question 65 - GeeksforGeeks | 11 Oct, 2021
Which one of the following well formed formulae is a tautology?
(A) A(B) B(C) C(D) DAnswer: (C)Explanation:
In logic, a tautology is a formula that is true in every possible interpretation.
All options here are based on order of application of quantifier.So, there are 2 rules:
The positions of the same t... | [
{
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"s": 25691,
"text": "\n11 Oct, 2021"
},
{
"code": null,
"e": 25783,
"s": 25719,
"text": "Which one of the following well formed formulae is a tautology?"
},
{
"code": null,
"e": 25829,
"s": 25783,
"text": "(A) A(B) B(C) C(D) DAnswer... |
Multidimensional Pointer Arithmetic in C/C++ - GeeksforGeeks | 28 Sep, 2018
In C/C++, arrays and pointers have similar semantics, except on type information.
As an example, given a 3D array
int buffer[5][7][6];
An element at location [2][1][2] can be accessed as “buffer[2][1][2]” or *( *( *(buffer + 2) + 1) + 2).
Observe the following declaration
T *p; // p is a pointer to an obje... | [
{
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"text": "\n28 Sep, 2018"
},
{
"code": null,
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"text": "In C/C++, arrays and pointers have similar semantics, except on type information."
},
{
"code": null,
"e": 24446,
"s": 24414,
"text": "As an ex... |
Fill missing entries of a magic square - GeeksforGeeks | 28 May, 2021
Given a 3X3 matrix mat with it’s left diagonal elements missing (set to 0), considering the sum of every row, column and diagonal of the original matrix was equal, the task is to find the missing diagonal elements and print the original matrix.Examples:
Input: mat[][] = {{0, 7, 6}, {9, 0, 1}, {4, 3, 0}} ... | [
{
"code": null,
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"s": 26047,
"text": "\n28 May, 2021"
},
{
"code": null,
"e": 26331,
"s": 26075,
"text": "Given a 3X3 matrix mat with it’s left diagonal elements missing (set to 0), considering the sum of every row, column and diagonal of the original matrix was equal,... |
Ruby | Array assoc() function - GeeksforGeeks | 09 Jan, 2020
The assoc() function in Ruby is used to search through an array of arrays whose first element is compared with the index of the function and return the contained array if match found otherwise return either nil or vacant.
Syntax: Array.assoc(Object)Here Array is the array of arrays.
Parameters:Object : It ... | [
{
"code": null,
"e": 24070,
"s": 24042,
"text": "\n09 Jan, 2020"
},
{
"code": null,
"e": 24292,
"s": 24070,
"text": "The assoc() function in Ruby is used to search through an array of arrays whose first element is compared with the index of the function and return the contained a... |
Bash Scripting - How to check If variable is Set - GeeksforGeeks | 15 Feb, 2022
In BASH, we have the ability to check if a variable is set or not. We can use a couple of arguments in the conditional statements to check whether the variable has a value. In this article, we will see how to check if the variable has a set/empty value using certain options like -z, -v, and -n.
The -v opt... | [
{
"code": null,
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"s": 24500,
"text": "\n15 Feb, 2022"
},
{
"code": null,
"e": 24825,
"s": 24528,
"text": "In BASH, we have the ability to check if a variable is set or not. We can use a couple of arguments in the conditional statements to check whether the variable has... |
p5.js createGraphics() Function - GeeksforGeeks | 15 Mar, 2021
The createGraphics() function in p5.js is used for creating an off-screen graphics buffer. It creates and returns a new p5.Renderer object.
Syntax:
createGraphics(w, h, [renderer])
Parameter: This function accepts three parameters as mentioned above and described below:
w: It is a number that sets the widt... | [
{
"code": null,
"e": 25406,
"s": 25378,
"text": "\n15 Mar, 2021"
},
{
"code": null,
"e": 25546,
"s": 25406,
"text": "The createGraphics() function in p5.js is used for creating an off-screen graphics buffer. It creates and returns a new p5.Renderer object."
},
{
"code": n... |
How do we set the input type for an Android EditText programatically? | This example demonstrates how do I set the input type for an Android EditText programmatically.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="... | [
{
"code": null,
"e": 1158,
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"text": "This example demonstrates how do I set the input type for an Android EditText programmatically."
},
{
"code": null,
"e": 1287,
"s": 1158,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all... |
How to Compare Strings in C#? - GeeksforGeeks | 24 Jan, 2022
A string is a collection of characters and is used to store plain text. Unlike C or C++, a string in C# is not terminated with a null character. The maximum size of a string object depends on the internal architecture of the system. A variable declared followed by “string” is actually an object of string c... | [
{
"code": null,
"e": 24328,
"s": 24300,
"text": "\n24 Jan, 2022"
},
{
"code": null,
"e": 24641,
"s": 24328,
"text": "A string is a collection of characters and is used to store plain text. Unlike C or C++, a string in C# is not terminated with a null character. The maximum size o... |
Creating Python Virtual Environments | by Wei-Meng Lee | Towards Data Science | In Python, a virtual environment is an isolated environment for running your Python programs. Using a virtual environment allows your program to have its own dependencies (different versions of packages). For example, Program A uses a specific version of packageX, while Program B uses an older version of packageX. Here... | [
{
"code": null,
"e": 393,
"s": 47,
"text": "In Python, a virtual environment is an isolated environment for running your Python programs. Using a virtual environment allows your program to have its own dependencies (different versions of packages). For example, Program A uses a specific version of p... |
SQL Tutorial | SQL is a standard language for storing, manipulating and retrieving data
in databases.
Our SQL tutorial will teach you how to use SQL in:
MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems.
With our online SQL editor, you can edit the SQL statements, and click on a button to v... | [
{
"code": null,
"e": 88,
"s": 0,
"text": "SQL is a standard language for storing, manipulating and retrieving data \nin databases."
},
{
"code": null,
"e": 233,
"s": 88,
"text": "Our SQL tutorial will teach you how to use SQL in:\nMySQL, SQL Server, MS Access, Oracle, Sybase, Inf... |
Maximum of sum and product of digits until number is reduced to a single digit - GeeksforGeeks | 26 Apr, 2021
Given a number N, the task is to print the maximum between the sum and multiplication of the digits of the given number until the number is reduced to a single digit. Note: Sum and multiplication of digits to be done until the number is reduced to a single digit.
Let’s take an example where N = 19,
19 br... | [
{
"code": null,
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"s": 24664,
"text": "\n26 Apr, 2021"
},
{
"code": null,
"e": 24958,
"s": 24692,
"text": "Given a number N, the task is to print the maximum between the sum and multiplication of the digits of the given number until the number is reduced to a single dig... |
Functions in Java - GeeksQuiz | 03 Dec, 2021
ab cd
ef gh
ij kl
ab
cd;ef
gh;ij
kl
hashCode of object1 is equal to object2
value of object1 is equal to object2
hashCode of object1 is equal to object2
memory address of object1 is same as object2
value of object1 is equal to object2
memory address of object1 is same as object2
value of object1 is equal t... | [
{
"code": null,
"e": 27219,
"s": 27191,
"text": "\n03 Dec, 2021"
},
{
"code": null,
"e": 27237,
"s": 27219,
"text": "ab cd\nef gh\nij kl"
},
{
"code": null,
"e": 27255,
"s": 27237,
"text": "ab\ncd;ef\ngh;ij\nkl"
},
{
"code": null,
"e": 27332,
"... |
File.AppendText() Method in C# with Examples - GeeksforGeeks | 20 Jun, 2021
File.AppendText() is an inbuilt File class method which is used to create a StreamWriter that appends UTF-8 encoded text to an existing file else it creates a new file if the specified file does not exist.Syntax:
public static System.IO.StreamWriter AppendText (string path);
Parameter: This function acce... | [
{
"code": null,
"e": 24790,
"s": 24762,
"text": "\n20 Jun, 2021"
},
{
"code": null,
"e": 25005,
"s": 24790,
"text": "File.AppendText() is an inbuilt File class method which is used to create a StreamWriter that appends UTF-8 encoded text to an existing file else it creates a new ... |
How to create a clickable dropdown menu with CSS and JavaScript? | Following is the code to create a clickable dropdown menu using CSS and JavaScript −
Live Demo
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style>
.menu-btn {
background-color: #7e32d4;
color: white;
padding: 16px;
font-size: 20px;
font-weight: bo... | [
{
"code": null,
"e": 1147,
"s": 1062,
"text": "Following is the code to create a clickable dropdown menu using CSS and JavaScript −"
},
{
"code": null,
"e": 1158,
"s": 1147,
"text": " Live Demo"
},
{
"code": null,
"e": 2624,
"s": 1158,
"text": "<!DOCTYPE html>... |
How to Index Data in Pandas with Python | by Luay Matalka | Towards Data Science | Indexing a dataframe in pandas is an extremely important skill to have and master. Indexing just means selecting specific rows and/or columns in a dataframe or series. In this tutorial, we will cover the loc and iloc methods, which are two of the most common ways of indexing a dataframe in pandas. I will be working wit... | [
{
"code": null,
"e": 551,
"s": 171,
"text": "Indexing a dataframe in pandas is an extremely important skill to have and master. Indexing just means selecting specific rows and/or columns in a dataframe or series. In this tutorial, we will cover the loc and iloc methods, which are two of the most com... |
Python dictionary get() Method | Python dictionary method get() returns a value for the given key. If key is not available then returns default value None.
Following is the syntax for get() method −
dict.get(key, default = None)
key − This is the Key to be searched in the dictionary.
key − This is the Key to be searched in the dictionary.
default − ... | [
{
"code": null,
"e": 2368,
"s": 2244,
"text": "Python dictionary method get() returns a value for the given key. If key is not available then returns default value None."
},
{
"code": null,
"e": 2411,
"s": 2368,
"text": "Following is the syntax for get() method −"
},
{
"... |
Introduction to Bayesian Linear Regression | by Will Koehrsen | Towards Data Science | The Bayesian vs Frequentist debate is one of those academic arguments that I find more interesting to watch than engage in. Rather than enthusiastically jump in on one side, I think it’s more productive to learn both methods of statistical inference and apply them where appropriate. In that line of thinking, recently, ... | [
{
"code": null,
"e": 627,
"s": 172,
"text": "The Bayesian vs Frequentist debate is one of those academic arguments that I find more interesting to watch than engage in. Rather than enthusiastically jump in on one side, I think it’s more productive to learn both methods of statistical inference and a... |
How to create a table row using HTML5 ? - GeeksforGeeks | 02 Jun, 2020
In this article, we define a row in a table by using a <tr> tag in a document. This tag is used to define a row in an HTML table. The tr element contains multiple th or td elements.
Syntax:
<tr> ... </tr>
Example:
<!DOCTYPE html><html> <head> <title> How to define row of a table </title> ... | [
{
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},
{
"code": null,
"e": 24585,
"s": 24403,
"text": "In this article, we define a row in a table by using a <tr> tag in a document. This tag is used to define a row in an HTML table. The tr element contains multiple ... |
Program to find last two digits of 2^n in C++ | In this problem, we are given a number N. Our task is to create a Program to
find last two digits of 2^n in C++.
To find the last two digits. We will use only the
product of the last two digits. And leave other things to make the calculation
small.
Let’s take an example to understand the problem,
Input: N = 12
Output:... | [
{
"code": null,
"e": 1175,
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"text": "In this problem, we are given a number N. Our task is to create a Program to\nfind last two digits of 2^n in C++."
},
{
"code": null,
"e": 1311,
"s": 1175,
"text": "To find the last two digits. We will use only the\nproduct of the la... |
How to call OnDestroy Activity in Android app? | This example demonstrates about How do I call OnDestroy Activity in Android app.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?>
<andro... | [
{
"code": null,
"e": 1143,
"s": 1062,
"text": "This example demonstrates about How do I call OnDestroy Activity in Android app."
},
{
"code": null,
"e": 1272,
"s": 1143,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required detai... |
Python Program to Find the Sum of all Nodes in a Tree | When it is required to get the sum of all the nodes in a Tree, a ‘Tree_structure’ class is created, methods to set a root value, and to add other values are defined. It also has a method to determine the sum of all elements of a Tree structure. Various options are given that the user can select. Based on the user’s cho... | [
{
"code": null,
"e": 1436,
"s": 1062,
"text": "When it is required to get the sum of all the nodes in a Tree, a ‘Tree_structure’ class is created, methods to set a root value, and to add other values are defined. It also has a method to determine the sum of all elements of a Tree structure. Various ... |
Java 8 - Base64 | With Java 8, Base64 has finally got its due. Java 8 now has inbuilt encoder and decoder for Base64 encoding. In Java 8, we can use three types of Base64 encoding.
Simple − Output is mapped to a set of characters lying in A-Za-z0-9+/. The encoder does not add any line feed in output, and the decoder rejects any characte... | [
{
"code": null,
"e": 2037,
"s": 1874,
"text": "With Java 8, Base64 has finally got its due. Java 8 now has inbuilt encoder and decoder for Base64 encoding. In Java 8, we can use three types of Base64 encoding."
},
{
"code": null,
"e": 2220,
"s": 2037,
"text": "Simple − Output is ... |
MongoDB aggregate to get the count of field values of corresponding duplicate names? | Let us see an example and create a collection with documents −
> db.demo558.insertOne(
... {
... _id : 100,
... CountryCode:101,
... details: [
... {
... Name:"Chris",
... Subject:"MySQL"
... },
... {
... Name:"Chris",
... Subject:"MongoDB"
... },
...... | [
{
"code": null,
"e": 1125,
"s": 1062,
"text": "Let us see an example and create a collection with documents −"
},
{
"code": null,
"e": 1683,
"s": 1125,
"text": "> db.demo558.insertOne(\n... {\n... _id : 100,\n... CountryCode:101,\n... details: [\n... {\n... ... |
What is the implementation of a Lexical Analyzer? | Lexical Analysis is the first step of the compiler which reads the source code one character at a time and transforms it into an array of tokens. The token is a meaningful collection of characters in a program. These tokens can be keywords including do, if, while etc. and identifiers including x, num, count, etc. and o... | [
{
"code": null,
"e": 1580,
"s": 1062,
"text": "Lexical Analysis is the first step of the compiler which reads the source code one character at a time and transforms it into an array of tokens. The token is a meaningful collection of characters in a program. These tokens can be keywords including do,... |
Python while Loop Statements | A while loop statement in Python programming language repeatedly executes a target statement as long as a given condition is true.
The syntax of a while loop in Python programming language is −
while expression:
statement(s)
Here, statement(s) may be a single statement or a block of statements. The condition may be... | [
{
"code": null,
"e": 2375,
"s": 2244,
"text": "A while loop statement in Python programming language repeatedly executes a target statement as long as a given condition is true."
},
{
"code": null,
"e": 2438,
"s": 2375,
"text": "The syntax of a while loop in Python programming la... |
2 Keys Keyboard in C++ | Suppose we have only one character 'A' in a text editor. We can perform two operations on this letter for each step −
Copy All − We can copy all the characters present on the notepad
Paste − We can paste the characters which are copied last time.
Now suppose we have a number n. We have to get exactly n 'A' on the notep... | [
{
"code": null,
"e": 1180,
"s": 1062,
"text": "Suppose we have only one character 'A' in a text editor. We can perform two operations on this letter for each step −"
},
{
"code": null,
"e": 1245,
"s": 1180,
"text": "Copy All − We can copy all the characters present on the notepad... |
Java Program for Cocktail Sort - GeeksforGeeks | 28 Jun, 2021
Cocktail Sort is a variation of Bubble sort. The Bubble sort algorithm always traverses elements from left and moves the largest element to its correct position in first iteration and second largest in second iteration and so on. Cocktail Sort traverses through a given array in both directions alternativel... | [
{
"code": null,
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"s": 24563,
"text": "\n28 Jun, 2021"
},
{
"code": null,
"e": 24901,
"s": 24591,
"text": "Cocktail Sort is a variation of Bubble sort. The Bubble sort algorithm always traverses elements from left and moves the largest element to its correct position in... |
Hypergeometric Distribution in R Programming - GeeksforGeeks | 10 Jul, 2020
Hypergeometric Distribution in R Language is defined as a method that is used to calculate probabilities when sampling without replacement is to be done in order to get the density value.
In R, there are 4 built-in functions to generate Hypergeometric Distribution:
dhyper()dhyper(x, m, n, k)
dhyper(x, m, n... | [
{
"code": null,
"e": 24851,
"s": 24823,
"text": "\n10 Jul, 2020"
},
{
"code": null,
"e": 25039,
"s": 24851,
"text": "Hypergeometric Distribution in R Language is defined as a method that is used to calculate probabilities when sampling without replacement is to be done in order t... |
C# | Sealed Class - GeeksforGeeks | 01 Oct, 2021
Sealed classes are used to restrict the users from inheriting the class. A class can be sealed by using the sealed keyword. The keyword tells the compiler that the class is sealed, and therefore, cannot be extended. No class can be derived from a sealed class.
The following is the syntax of a sealed class ... | [
{
"code": null,
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"text": "\n01 Oct, 2021"
},
{
"code": null,
"e": 24056,
"s": 23795,
"text": "Sealed classes are used to restrict the users from inheriting the class. A class can be sealed by using the sealed keyword. The keyword tells the compiler that the... |
MySQL Exercises With Solutions | Theory of Computation
+------------------------+------------------------------+----------+----------+
| first_name | last_name | age | dept |
+------------------------+------------------------------+----------+----------+
| Mesa | Loop ... | [
{
"code": null,
"e": 112,
"s": 90,
"text": "Theory of Computation"
},
{
"code": null,
"e": 758,
"s": 112,
"text": " \n+------------------------+------------------------------+----------+----------+\n| first_name | last_name | age | dept |\n... |
Applied Deep Learning - Part 1: Artificial Neural Networks | by Arden Dertat | Towards Data Science | Welcome to the Applied Deep Learning tutorial series. We will do a detailed analysis of several deep learning techniques starting with Artificial Neural Networks (ANN), in particular Feedforward Neural Networks. What separates this tutorial from the rest you can find online is that we’ll take a hands-on approach with p... | [
{
"code": null,
"e": 628,
"s": 171,
"text": "Welcome to the Applied Deep Learning tutorial series. We will do a detailed analysis of several deep learning techniques starting with Artificial Neural Networks (ANN), in particular Feedforward Neural Networks. What separates this tutorial from the rest ... |
MATLAB - Appending Vectors | MATLAB allows you to append vectors together to create new vectors.
If you have two row vectors r1 and r2 with n and m number of elements, to create a row vector r of n plus m elements, by appending these vectors, you write −
r = [r1,r2]
You can also create a matrix r by appending these two vectors, the vector r2, wil... | [
{
"code": null,
"e": 2209,
"s": 2141,
"text": "MATLAB allows you to append vectors together to create new vectors."
},
{
"code": null,
"e": 2367,
"s": 2209,
"text": "If you have two row vectors r1 and r2 with n and m number of elements, to create a row vector r of n plus m elemen... |
Generics in Java | 09 Feb, 2022
Generics means parameterized types. The idea is to allow type (Integer, String, ... etc., and user-defined types) to be a parameter to methods, classes, and interfaces. Using Generics, it is possible to create classes that work with different data types. An entity such as class, interface, or method that o... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n09 Feb, 2022"
},
{
"code": null,
"e": 412,
"s": 52,
"text": "Generics means parameterized types. The idea is to allow type (Integer, String, ... etc., and user-defined types) to be a parameter to methods, classes, and interfaces. Using... |
How to disable scrolling temporarily using JavaScript? | 26 Jul, 2021
Scrolling can be disabled using JavaScript using 2 methods:
Method 1: Overriding the window.onscroll function
The window.onscroll event fires when the window has been scrolled. Overriding this function and setting it to a fixed position every time the scroll happens will effectively disable the scroll effe... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n26 Jul, 2021"
},
{
"code": null,
"e": 88,
"s": 28,
"text": "Scrolling can be disabled using JavaScript using 2 methods:"
},
{
"code": null,
"e": 138,
"s": 88,
"text": "Method 1: Overriding the window.onscroll functio... |
Express.js res.json() Function | 05 May, 2021
The res.json() function sends a JSON response. This method sends a response (with the correct content-type) that is the parameter converted to a JSON string using the JSON.stringify() method.Syntax:
res.json( [body] )
Parameters: The body parameter is the body which is to be sent in the response.Return V... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n05 May, 2021"
},
{
"code": null,
"e": 229,
"s": 28,
"text": "The res.json() function sends a JSON response. This method sends a response (with the correct content-type) that is the parameter converted to a JSON string using the JSON.str... |
HTML5 Video | 12 Jun, 2022
In this article, we will know HTML5 Video, along with knowing the different ways to add the videos to the HTML page & understanding its implementation through the examples. Before HTML 5 came into existence, videos could only be played in a browser using a plugin like flash. But after the release of HTML 5... | [
{
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"e": 505,
"s": 53,
"text": "In this article, we will know HTML5 Video, along with knowing the different ways to add the videos to the HTML page & understanding its implementation through the examples. B... |
How to use gRPC API to Serve a Deep Learning Model? | by Renu Khandelwal | Towards Data Science | In this post, you will learn What is gRPC, how does it work, the benefits of gRPC, the difference between gRPC and REST API, and finally implement gRPC API using Tensorflow Serving to serve a model in Production?
gRPC is a Remote procedure call platform developed by Google.
GRPC is a modern open-source, high-performanc... | [
{
"code": null,
"e": 385,
"s": 172,
"text": "In this post, you will learn What is gRPC, how does it work, the benefits of gRPC, the difference between gRPC and REST API, and finally implement gRPC API using Tensorflow Serving to serve a model in Production?"
},
{
"code": null,
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Mathematics | Rules of Inference - GeeksforGeeks | 29 Jun, 2021
Prerequisite: Predicates and Quantifiers Set 2, Propositional Equivalences
Every Theorem in Mathematics, or any subject for that matter, is supported by underlying proofs. These proofs are nothing but a set of arguments that are conclusive evidence of the validity of the theory.The arguments are chained to... | [
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"text": "Prerequisite: Predicates and Quantifiers Set 2, Propositional Equivalences"
},
{
"code": null,
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"text": "Every Theorem i... |
Exception Handling in Lambda Expressions | Lambda expressions are difficult to write when the function throws a checked expression. See the example below −
import java.net.URLEncoder;
import java.util.Arrays;
import java.util.stream.Collectors;
public class FunctionTester {
public static void main(String[] args) {
String url = "www.google.com";
... | [
{
"code": null,
"e": 2202,
"s": 2089,
"text": "Lambda expressions are difficult to write when the function throws a checked expression. See the example below −"
},
{
"code": null,
"e": 2656,
"s": 2202,
"text": "import java.net.URLEncoder;\nimport java.util.Arrays;\nimport java.ut... |
Merging boolean array with AND operator - JavaScript | Let’s say, we have an array of arrays of boolean like this −
const arr = [[true,false,false],[false,false,false],[false,false,true]];
We are required to write a function that merges this array of arrays into a one-dimensional array by combining the corresponding elements of each subarray using the AND (&&) operator.
Le... | [
{
"code": null,
"e": 1123,
"s": 1062,
"text": "Let’s say, we have an array of arrays of boolean like this −"
},
{
"code": null,
"e": 1196,
"s": 1123,
"text": "const arr = [[true,false,false],[false,false,false],[false,false,true]];"
},
{
"code": null,
"e": 1380,
"... |
CharField - Django Models - GeeksforGeeks | 12 Apr, 2022
CharField is a string field, for small- to large-sized strings. It is like a string field in C/C+++. CharField is generally used for storing small strings like first name, last name, etc. To store larger text TextField is used. The default form widget for this field is TextInput.
CharField has one extra r... | [
{
"code": null,
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"s": 24198,
"text": "\n12 Apr, 2022"
},
{
"code": null,
"e": 24508,
"s": 24226,
"text": "CharField is a string field, for small- to large-sized strings. It is like a string field in C/C+++. CharField is generally used for storing small strings like fir... |
How to convert String to Date in java? | SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner. SimpleDateFormat allows you to start by choosing any user-defined patterns for date-time formatting.
The SimpleDateFormat class has some additional methods, notably parse( ), which tries to parse a string according to th... | [
{
"code": null,
"e": 1263,
"s": 1062,
"text": "SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner. SimpleDateFormat allows you to start by choosing any user-defined patterns for date-time formatting."
},
{
"code": null,
"e": 1436,
"s": ... |
What is the usage of onblur event in JavaScript? | The blur event triggers when object lose focus. You can try to run the following code to learn how to implement onblur event in JavaScript.
<!DOCTYPE html>
<html>
<body>
<p>Write below:</p>
<input type = "text" onblur = "newFunc(this)">
<script>
function newFunc(a) {
a.style.ba... | [
{
"code": null,
"e": 1202,
"s": 1062,
"text": "The blur event triggers when object lose focus. You can try to run the following code to learn how to implement onblur event in JavaScript."
},
{
"code": null,
"e": 1448,
"s": 1202,
"text": "<!DOCTYPE html>\n<html>\n <body>\n ... |
Building Basic Test in Cypress | Once Cypress installation is done and the test runner is successfully set up we shall create a JavaScript file under the examples folder. This comes under the integration folder provided by the Cypress framework template.
In order to create a Cypress test, we need to follow any of the Javascript testing
frameworks like... | [
{
"code": null,
"e": 1284,
"s": 1062,
"text": "Once Cypress installation is done and the test runner is successfully set up we shall create a JavaScript file under the examples folder. This comes under the integration folder provided by the Cypress framework template."
},
{
"code": null,
... |
R - Web Data | Many websites provide data for consumption by its users. For example the World Health Organization(WHO) provides reports on health and medical information in the form of CSV, txt and XML files. Using R programs, we can programmatically extract specific data from such websites. Some packages in R which are used to scrap... | [
{
"code": null,
"e": 2897,
"s": 2402,
"text": "Many websites provide data for consumption by its users. For example the World Health Organization(WHO) provides reports on health and medical information in the form of CSV, txt and XML files. Using R programs, we can programmatically extract specific ... |
JavaScript undefined Property - GeeksforGeeks | 06 Jul, 2020
Below is the example of the undefined Property.
Example:<script> var a ="Geeksforgeeks" function test() { if (typeof a === "undefined") { txt = "'a' is undefined"; } else { txt = "'a' is defined"; } document.write(txt); } test();</script>
<scrip... | [
{
"code": null,
"e": 25300,
"s": 25272,
"text": "\n06 Jul, 2020"
},
{
"code": null,
"e": 25348,
"s": 25300,
"text": "Below is the example of the undefined Property."
},
{
"code": null,
"e": 25601,
"s": 25348,
"text": "Example:<script> var a =\"Geeksforgeeks... |
How to use Boto3 to check the statusof all the runsof a given Glue Job? | Problem Statement − Use boto3 library in Python to check statuses of all runs of a given job.
Example − Get the status of all runs of a glue job named as ‘run_s3_file_job’.
Step 1 − Import boto3 and botocore exceptions to handle exceptions.
Step 2 − job_name is the mandatory parameters. The function will fetch the deta... | [
{
"code": null,
"e": 1156,
"s": 1062,
"text": "Problem Statement − Use boto3 library in Python to check statuses of all runs of a given job."
},
{
"code": null,
"e": 1235,
"s": 1156,
"text": "Example − Get the status of all runs of a glue job named as ‘run_s3_file_job’."
},
{... |
SQL Tryit Editor v1.6 | SELECT TOP 3 * FROM Customers;
Edit the SQL Statement, and click "Run SQL" to see the result.
This SQL-Statement is not supported in the WebSQL Database.
The example still works, because it uses a modified version of SQL.
Your browser does not support WebSQL.
Your are now using a light-version of the Try-SQL Editor, ... | [
{
"code": null,
"e": 31,
"s": 0,
"text": "SELECT TOP 3 * FROM Customers;"
},
{
"code": null,
"e": 33,
"s": 31,
"text": ""
},
{
"code": null,
"e": 96,
"s": 33,
"text": "Edit the SQL Statement, and click \"Run SQL\" to see the result."
},
{
"code": null... |
How to find Size of std::forward_list in C++ STL - GeeksforGeeks | 08 Oct, 2021
Forward list in standard template library of C++. It comes under #include<forward_list> header file. It is implemented as a singly linked list. It was introduced in C++ 11 for the first time. Forward lists are sequence containers that allow constant time insert and erase operations from anywhere within the... | [
{
"code": null,
"e": 24123,
"s": 24095,
"text": "\n08 Oct, 2021"
},
{
"code": null,
"e": 24509,
"s": 24123,
"text": "Forward list in standard template library of C++. It comes under #include<forward_list> header file. It is implemented as a singly linked list. It was introduced i... |
p5.js | setup() Function - GeeksforGeeks | 23 Aug, 2019
The setup() function runs when the program starts. It is used to set the initial environment properties such as text-color, screen size, background-color and load the media file such as images and fonts. The program contains only one setup() function. The setup() function can not be called again after its ... | [
{
"code": null,
"e": 43692,
"s": 43664,
"text": "\n23 Aug, 2019"
},
{
"code": null,
"e": 44018,
"s": 43692,
"text": "The setup() function runs when the program starts. It is used to set the initial environment properties such as text-color, screen size, background-color and load ... |
Tryit Editor v3.7 | CSS Style Images
Tryit: Create a responsive image | [
{
"code": null,
"e": 26,
"s": 9,
"text": "CSS Style Images"
}
] |
What are Hash Functions in block chain? | We know that bitcoins enter into the digital market only through mining. It is a cryptocurrency created as a peer-to-peer currency which can be traded without using any Bank or Payment gateway. When these transactions are made, they are accounted for using a publicly distributed ledger which keeps a record of all the t... | [
{
"code": null,
"e": 1417,
"s": 1062,
"text": "We know that bitcoins enter into the digital market only through mining. It is a cryptocurrency created as a peer-to-peer currency which can be traded without using any Bank or Payment gateway. When these transactions are made, they are accounted for us... |
Comparator comparingInt() in Java with examples - GeeksforGeeks | 29 Apr, 2019
The comparingInt(java.util.function.ToIntFunction) method accepts a function as parameter that extracts an int sort key from a type T, and returns a Comparator that compares by that sort key.The returned comparator is serializable if the specified function is also serializable.
Syntax:
static <T> Comparato... | [
{
"code": null,
"e": 24514,
"s": 24486,
"text": "\n29 Apr, 2019"
},
{
"code": null,
"e": 24793,
"s": 24514,
"text": "The comparingInt(java.util.function.ToIntFunction) method accepts a function as parameter that extracts an int sort key from a type T, and returns a Comparator tha... |
How to remove rows that contain NAs in R matrix? | To remove rows that contain NAs in R matrix, we can follow the below steps −
First of all, create a matrix.
First of all, create a matrix.
Then, use na.omit function to remove rows that contains NAs.
Then, use na.omit function to remove rows that contains NAs.
Let’s create a matrix as shown below −
M<-matrix(sample(c(N... | [
{
"code": null,
"e": 1139,
"s": 1062,
"text": "To remove rows that contain NAs in R matrix, we can follow the below steps −"
},
{
"code": null,
"e": 1170,
"s": 1139,
"text": "First of all, create a matrix."
},
{
"code": null,
"e": 1201,
"s": 1170,
"text": "Fir... |
How to create a linear model with interaction term only in R? | To create a linear model with interaction term only, we can use the interaction variable while creating the model. For example, if we have a data frame called df that has two independent variables say V1 and V2 and one dependent variable Y then the linear model with interaction term only can be created as lm(Y~V1:V2,da... | [
{
"code": null,
"e": 1390,
"s": 1062,
"text": "To create a linear model with interaction term only, we can use the interaction variable while creating the model. For example, if we have a data frame called df that has two independent variables say V1 and V2 and one dependent variable Y then the line... |
Using Tensorflow Lite for Object Detection | Towards Data Science | Tensorflow has recently released its object detection API for Tensorflow 2 which has a very large model zoo. However, they have only provided one MobileNet v1 SSD model with Tensorflow lite which is described here. In that blog post, they have provided codes to run it on Android and IOS devices but not for edge devices... | [
{
"code": null,
"e": 671,
"s": 172,
"text": "Tensorflow has recently released its object detection API for Tensorflow 2 which has a very large model zoo. However, they have only provided one MobileNet v1 SSD model with Tensorflow lite which is described here. In that blog post, they have provided co... |
\hskip - Tex Command | \hskip - Used to create horizontal space.
{ \hskip }
\hskip command draws horizontal space.
w\hskip1em i\hskip2em d\hskip3em e\hskip4em r
wider
w\hskip1em i\hskip2em d\hskip3em e\hskip4em r
wider
w\hskip1em i\hskip2em d\hskip3em e\hskip4em r
14 Lectures
52 mins
Ashraf Said
11 Lectures
1 ... | [
{
"code": null,
"e": 8028,
"s": 7986,
"text": "\\hskip - Used to create horizontal space."
},
{
"code": null,
"e": 8039,
"s": 8028,
"text": "{ \\hskip }"
},
{
"code": null,
"e": 8078,
"s": 8039,
"text": "\\hskip command draws horizontal space."
},
{
"c... |
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