title stringlengths 3 221 | text stringlengths 17 477k | parsed listlengths 0 3.17k |
|---|---|---|
cauchy_distribution a() in C++ with Examples - GeeksforGeeks | 16 Oct, 2018
The cauchy_distribution::a() function is an inbuilt function in C++ STL which is used to returns the distribution parameter associated with Cauchy distribution. The class cauchy_distribution is present in header file random. Before going to the syntax of the function, brief introduction to Cauchy Distribut... | [
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},
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"code": null,
"e": 24520,
"s": 24208,
"text": "The cauchy_distribution::a() function is an inbuilt function in C++ STL which is used to returns the distribution parameter associated with Cauchy distribution. Th... |
BabylonJS - Environment Setup | In this chapter, we will learn how to set up the environment for BabylonJS.
To start with the setup, visit the official website of Babylon.js − www.babylonjs.com. Go to the download section and choose the latest version of Babylon.js and store in your folder.
The screenshot for the same is as follows −
You can also go ... | [
{
"code": null,
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"text": "In this chapter, we will learn how to set up the environment for BabylonJS."
},
{
"code": null,
"e": 2443,
"s": 2259,
"text": "To start with the setup, visit the official website of Babylon.js − www.babylonjs.com. Go to the download ... |
Using EXPLAIN keyword in MySQL | MySQL EXPLAIN gives a query execution plan. EXPLAIN can be used in the beginning with SELECT, INSERT, DELETE, REPLACE, and UPDATE.
To avoid the complete table scan in database, you need to use index. Let us first create a table −
mysql> create table DemoTable1488
-> (
-> StudentId int,
-> StudentName varchar(2... | [
{
"code": null,
"e": 1193,
"s": 1062,
"text": "MySQL EXPLAIN gives a query execution plan. EXPLAIN can be used in the beginning with SELECT, INSERT, DELETE, REPLACE, and UPDATE."
},
{
"code": null,
"e": 1292,
"s": 1193,
"text": "To avoid the complete table scan in database, you n... |
How to deal with error “var(x) : Calling var(x) on a factor x is defunct.” in R? | The error “Calling var(x) on a factor x is defunct” occurs when we try to apply a numerical function on factor data.
For example, if we have a factor column in a data frame then applying numerical functions on that column would result in the above error. To deal with this problem, we can use as.numeric function along w... | [
{
"code": null,
"e": 1179,
"s": 1062,
"text": "The error “Calling var(x) on a factor x is defunct” occurs when we try to apply a numerical function on factor data."
},
{
"code": null,
"e": 1441,
"s": 1179,
"text": "For example, if we have a factor column in a data frame then appl... |
Program to find number of combinations of coins to reach target in Python | Suppose we have a list of coins and another value amount, we have to find the number of combinations there are that sum to amount. If the answer is very large, then mod the result by 10^9 + 7.
So, if the input is like coins = [2, 5] amount = 10, then the output will be 2, as we can make these combinations − [2, 2, 2, 2... | [
{
"code": null,
"e": 1255,
"s": 1062,
"text": "Suppose we have a list of coins and another value amount, we have to find the number of combinations there are that sum to amount. If the answer is very large, then mod the result by 10^9 + 7."
},
{
"code": null,
"e": 1395,
"s": 1255,
... |
Contextual Emotion Detection in Textual Conversations Using Neural Networks | by Sergey Smetanin | Towards Data Science | Nowadays, talking to conversational agents is becoming a daily routine, and it is crucial for dialogue systems to generate responses as human-like as possible. As one of the main aspects, primary attention should be given to providing emotionally aware responses to users. In this article, we are going to describe the r... | [
{
"code": null,
"e": 799,
"s": 171,
"text": "Nowadays, talking to conversational agents is becoming a daily routine, and it is crucial for dialogue systems to generate responses as human-like as possible. As one of the main aspects, primary attention should be given to providing emotionally aware re... |
How to Compare Product Sales By Month in SQL? - GeeksforGeeks | 16 Nov, 2021
A monthly sales report represents the state of sales activities in a company per month. It helps the sales team to move in the right direction. Whether you are a sales leader or manager, metrics are immensely important for your company’s success. If your data is stored in a database, you can calculate the ... | [
{
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"s": 24264,
"text": "\n16 Nov, 2021"
},
{
"code": null,
"e": 24711,
"s": 24292,
"text": "A monthly sales report represents the state of sales activities in a company per month. It helps the sales team to move in the right direction. Whether you are a s... |
Python - Sum negative and positive values using GroupBy in Pandas | Let us see how to find the sum of negative and positive values. At first, create a dataframe with positive and negative values −
dataFrame = pd.DataFrame({'Place': ['Chicago', 'Denver', 'Atlanta', 'Chicago', 'Dallas', 'Denver','Dallas', 'Atlanta'], 'Temperature': [-2, 30, -5, 10, 30, -5, 20, -10]})
Next, use groupby to... | [
{
"code": null,
"e": 1191,
"s": 1062,
"text": "Let us see how to find the sum of negative and positive values. At first, create a dataframe with positive and negative values −"
},
{
"code": null,
"e": 1362,
"s": 1191,
"text": "dataFrame = pd.DataFrame({'Place': ['Chicago', 'Denve... |
Python | sympy.sin() method - GeeksforGeeks | 19 Jul, 2019
In simpy, sin() method is sine function. Using the sin(x) method in simpy module, we can compute the sine of x.
Syntax : sympy.sin(x)
Return : Returns the sine of x
Code #1:Below is the example using sin() method to find sine function.
# importing sympy libraryfrom sympy import * # calling sin() method o... | [
{
"code": null,
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"s": 24330,
"text": "\n19 Jul, 2019"
},
{
"code": null,
"e": 24470,
"s": 24358,
"text": "In simpy, sin() method is sine function. Using the sin(x) method in simpy module, we can compute the sine of x."
},
{
"code": null,
"e": 24524,
"s"... |
Date and Time - EOMONTH Function | The EOMONTH function returns the serial number for the last day of the month that is the indicated number of months before or after start_date.
EOMONTH (start_date, months)
A date that represents the starting date.
Dates should be entered by using the DATE function, or as results of other formulas or functions.
Proble... | [
{
"code": null,
"e": 1998,
"s": 1854,
"text": "The EOMONTH function returns the serial number for the last day of the month that is the indicated number of months before or after start_date."
},
{
"code": null,
"e": 2028,
"s": 1998,
"text": "EOMONTH (start_date, months)\n"
},
... |
Priority queue of pairs in C++ (Ordered by first) | Priority queue is an abstract data type for storing a collection of prioritized elements that supports insertion and deletion of an element based upon their priorities, that is, the element with first priority can be removed at any time. The priority queue doesn’t stores elements in linear fashion with respect to their... | [
{
"code": null,
"e": 1516,
"s": 1062,
"text": "Priority queue is an abstract data type for storing a collection of prioritized elements that supports insertion and deletion of an element based upon their priorities, that is, the element with first priority can be removed at any time. The priority qu... |
A Quick Comparison of Causal-Inference Estimates | by Rumen Iliev | Towards Data Science | 1. Introduction
As an experimental behavioral scientist, I always thought that understanding the causal directionality of statistical relationships is at the heart of empirical science. I was trained in classical experimental design, where the researcher is assumed to have full control over the environment and whose ma... | [
{
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"text": "1. Introduction"
},
{
"code": null,
"e": 1627,
"s": 188,
"text": "As an experimental behavioral scientist, I always thought that understanding the causal directionality of statistical relationships is at the heart of empirical science.... |
How to draw a polygon in HTML5 SVG? | SVG stands for Scalable Vector Graphics and is a language for describing 2D-graphics and graphical applications in XML and the XML is then rendered by an SVG viewer. Most of the web browsers can display SVG just like they can display PNG, GIF, and JPG.
To draw a polygon in HTML SVG, use the SVG <polygon> element. The <... | [
{
"code": null,
"e": 1315,
"s": 1062,
"text": "SVG stands for Scalable Vector Graphics and is a language for describing 2D-graphics and graphical applications in XML and the XML is then rendered by an SVG viewer. Most of the web browsers can display SVG just like they can display PNG, GIF, and JPG."... |
How to use inline CSS (Style Sheet) in HTML? | To add inline CSS in HTML, use the style attribute. The style attribute specifies an inline style for an element. The attribute is used with CSS properties such as font-family, font-style, text-decoration, direction, etc.
Just keep in mind, the usage of style attribute overrides any style set globally. It will override... | [
{
"code": null,
"e": 1284,
"s": 1062,
"text": "To add inline CSS in HTML, use the style attribute. The style attribute specifies an inline style for an element. The attribute is used with CSS properties such as font-family, font-style, text-decoration, direction, etc."
},
{
"code": null,
... |
DSA using Java - Heap | Heap represents a special tree based data structure used to represent priority queue or for heap sort. We'll going to discuss binary heap tree specifically.
Binary heap tree can be classified as a binary tree with two constraints −
Completeness − Binary heap tree is a complete binary tree except the last level which ma... | [
{
"code": null,
"e": 2325,
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"text": "Heap represents a special tree based data structure used to represent priority queue or for heap sort. We'll going to discuss binary heap tree specifically."
},
{
"code": null,
"e": 2400,
"s": 2325,
"text": "Binary heap tree can be c... |
Java.util.Hashtable Class | The java.util.Hashtable class implements a hashtable, which maps keys to values.Following are the important points about Hashtable −
In this any non-null object can be used as a key or as a value.
In this any non-null object can be used as a key or as a value.
If many entries are to be made into a Hashtable, creating i... | [
{
"code": null,
"e": 2800,
"s": 2667,
"text": "The java.util.Hashtable class implements a hashtable, which maps keys to values.Following are the important points about Hashtable −"
},
{
"code": null,
"e": 2864,
"s": 2800,
"text": "In this any non-null object can be used as a key ... |
hidden.bs.modal Bootstrap Event | The hidden.bs.modal event in Bootstrap fires when the modal is completely hidden.
Hide the modal on button click −
$("#button1").click(function(){
$("#newModal").modal("hide");
});
After you will hide it, use the hidden.bs.modal Bootstrap event to generate an alert before the modal completely hides −
$("#newModal").o... | [
{
"code": null,
"e": 1144,
"s": 1062,
"text": "The hidden.bs.modal event in Bootstrap fires when the modal is completely hidden."
},
{
"code": null,
"e": 1177,
"s": 1144,
"text": "Hide the modal on button click −"
},
{
"code": null,
"e": 1245,
"s": 1177,
"text... |
Ruby | Math log() function - GeeksforGeeks | 07 Jan, 2020
The log() function in Ruby returns the logarithm value of X. The second parameter is the base given by the user to which the logarithm value is returned. In case its not given, then the default base is e.
Syntax: Math.log(X, base)
Parameter: The function takes one mandatory parameter X whose logarithm valu... | [
{
"code": null,
"e": 23888,
"s": 23860,
"text": "\n07 Jan, 2020"
},
{
"code": null,
"e": 24093,
"s": 23888,
"text": "The log() function in Ruby returns the logarithm value of X. The second parameter is the base given by the user to which the logarithm value is returned. In case i... |
MySQL query to select multiple rows effectively? | You need to use index to select multiple rows effectively. Let us first create a table −
mysql> create table DemoTable1501
-> (
-> Id int NOT NULL PRIMARY KEY,
-> URL text
-> );
Query OK, 0 rows affected (0.62 sec)
Here is the query to create index −
mysql> create index id_index on DemoTable1501(Id);
Query ... | [
{
"code": null,
"e": 1151,
"s": 1062,
"text": "You need to use index to select multiple rows effectively. Let us first create a table −"
},
{
"code": null,
"e": 1289,
"s": 1151,
"text": "mysql> create table DemoTable1501\n -> (\n -> Id int NOT NULL PRIMARY KEY,\n -> URL tex... |
HyperOpt: Hyperparameter Tuning based on Bayesian Optimization | by Fernando López | Towards Data Science | Finding the optimal hyperparameter configuration for a given function should not be based entirely on intuition or the experience of some. On the contrary, the search for such an optimal configuration must be supported by approaches that guarantee such optimality. Among so many approaches, we can find some based on exh... | [
{
"code": null,
"e": 659,
"s": 172,
"text": "Finding the optimal hyperparameter configuration for a given function should not be based entirely on intuition or the experience of some. On the contrary, the search for such an optimal configuration must be supported by approaches that guarantee such op... |
How Does MySQL Process order by and limit in a Query? - GeeksforGeeks | 13 Sep, 2021
In MySQL, the LIMIT clause is used with the SELECT statement to restrict the number of rows in the result set. The Limit Clause accepts one or two arguments that are offset and count. The value of both the parameters can be zero or positive integers.
Syntax:
SELECT column1, column2, ...
FROM table_name
LIM... | [
{
"code": null,
"e": 24836,
"s": 24808,
"text": "\n13 Sep, 2021"
},
{
"code": null,
"e": 25087,
"s": 24836,
"text": "In MySQL, the LIMIT clause is used with the SELECT statement to restrict the number of rows in the result set. The Limit Clause accepts one or two arguments that a... |
How to use null value as key in Java HashMap | Yes, you can set null as key in Java HashMap. For this, let’s first create a HashMap with key and value pair −
Map<String,String>map = new HashMap<>();
map.put("Football", "A");
map.put("Squash", "B");
map.put("Cricket", "C");
map.put("Hockey", "D");
map.put("Rugby", "E");
Now, let’s add null value as key −
map.put(nul... | [
{
"code": null,
"e": 1173,
"s": 1062,
"text": "Yes, you can set null as key in Java HashMap. For this, let’s first create a HashMap with key and value pair −"
},
{
"code": null,
"e": 1336,
"s": 1173,
"text": "Map<String,String>map = new HashMap<>();\nmap.put(\"Football\", \"A\");... |
Jackson Annotations - @JsonSubTypes | @JsonSubTypes is used to indicate subtypes of types annotated.
import java.io.IOException;
import com.fasterxml.jackson.annotation.JsonSubTypes;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.JsonTypeInfo.As;
import com.fasterxml.jackson.annotation.JsonTypeName;
import co... | [
{
"code": null,
"e": 2538,
"s": 2475,
"text": "@JsonSubTypes is used to indicate subtypes of types annotated."
},
{
"code": null,
"e": 4250,
"s": 2538,
"text": "import java.io.IOException;\n\nimport com.fasterxml.jackson.annotation.JsonSubTypes;\nimport com.fasterxml.jackson.anno... |
How to Set the Default Text of Tkinter Entry Widget? - GeeksforGeeks | 11 Dec, 2020
The Tkinter Entry widget does not have any text attribute that can be used to set the default text. Therefore, default text must be added to any text field in Tkinter using the following methods:
Insert method
stringvar method
Method 1: Using the insert method
The tkinter module is imported. The root widg... | [
{
"code": null,
"e": 24292,
"s": 24264,
"text": "\n11 Dec, 2020"
},
{
"code": null,
"e": 24489,
"s": 24292,
"text": "The Tkinter Entry widget does not have any text attribute that can be used to set the default text. Therefore, default text must be added to any text field in Tki... |
flag.Bool() Function in Golang With Examples - GeeksforGeeks | 19 May, 2020
Go language provides inbuilt support for command-line parsing and has functions that could be used to define flags to be used with a command-line program using the flag package. This package provides the flag.Bool() function which is used to define a boolean flag with the specified name, default value, and... | [
{
"code": null,
"e": 24460,
"s": 24432,
"text": "\n19 May, 2020"
},
{
"code": null,
"e": 24782,
"s": 24460,
"text": "Go language provides inbuilt support for command-line parsing and has functions that could be used to define flags to be used with a command-line program using the... |
Data science you need to know! A/B testing | by Michael Barber | Towards Data Science | This is part 2 of a 5-part series of posts aiming to quickly introduce some core concepts in data science and data analysis, with a specific focus on areas that I feel are overlooked or treated briefly in other materials.
This post outlines A/B testing, and the steps necessary to plan and build your own robust A/B test... | [
{
"code": null,
"e": 269,
"s": 47,
"text": "This is part 2 of a 5-part series of posts aiming to quickly introduce some core concepts in data science and data analysis, with a specific focus on areas that I feel are overlooked or treated briefly in other materials."
},
{
"code": null,
"e... |
How to compare DateTime Column with only Date not time in MySQL? | To compare DateTime column with only Date, you need to use the Date() method. Following is the syntax. Below, you need to date in the 'yourDateValue':
select *from yourTableName where Date(yourColumnName)='yourDateValue';
Let us first create a table:
mysql> create table DemoTable
(
ArrivalTime datetime
);
Query OK, ... | [
{
"code": null,
"e": 1213,
"s": 1062,
"text": "To compare DateTime column with only Date, you need to use the Date() method. Following is the syntax. Below, you need to date in the 'yourDateValue':"
},
{
"code": null,
"e": 1284,
"s": 1213,
"text": "select *from yourTableName wher... |
How to set timeout for ajax by using jQuery? - GeeksforGeeks | 13 Dec, 2021
In web programming, the Ajax is used so that the resultant data is shown in the one part of the web page, without reloading the page. The user needs to perform the Ajax request and wants the result within a timeframe. In this scenario, the jquery timeout feature is used in the code. Session timeout has bee... | [
{
"code": null,
"e": 26954,
"s": 26926,
"text": "\n13 Dec, 2021"
},
{
"code": null,
"e": 27576,
"s": 26954,
"text": "In web programming, the Ajax is used so that the resultant data is shown in the one part of the web page, without reloading the page. The user needs to perform the... |
Replicate elements of vector in R programming - rep() Method - GeeksforGeeks | 21 Dec, 2021
In the R programming language, A very useful function for creating a vector by repeating a given numbervector with the specified number of times is the rep().
The general structure of rep() : rep(v1,n1).
Here, v1 is repeated n1 times.
The forms of rep() functions :
rep(v1, times=)
rep(v1, each=)
rep(v1, le... | [
{
"code": null,
"e": 26111,
"s": 26083,
"text": "\n21 Dec, 2021"
},
{
"code": null,
"e": 26270,
"s": 26111,
"text": "In the R programming language, A very useful function for creating a vector by repeating a given numbervector with the specified number of times is the rep()."
}... |
How to calculate the XOR of array elements using JavaScript ? - GeeksforGeeks | 15 Apr, 2020
Given an array and is the task to find the XOR of Array elements using JavaScript. There are two approaches to solve this problem which are discussed below:
Simple method: It uses a simple method to access the array elements by an index number and use the loop to find the XOR of values of an Array using Ja... | [
{
"code": null,
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"s": 26081,
"text": "\n15 Apr, 2020"
},
{
"code": null,
"e": 26266,
"s": 26109,
"text": "Given an array and is the task to find the XOR of Array elements using JavaScript. There are two approaches to solve this problem which are discussed below:"
},
... |
GATE | GATE CS 2019 | Question 35 - GeeksforGeeks | 05 Aug, 2021
Consider the following C program:
void convert(int n) { if (n < 0) printf(“ % d”, n); else { convert(n / 2); printf(“ % d”, n % 2); }}
Which one of the following will happen when the function convert is called with any positive integer n as argument?(A) It will print the binary representation o... | [
{
"code": null,
"e": 25623,
"s": 25595,
"text": "\n05 Aug, 2021"
},
{
"code": null,
"e": 25657,
"s": 25623,
"text": "Consider the following C program:"
},
{
"code": "void convert(int n) { if (n < 0) printf(“ % d”, n); else { convert(n / 2); printf(“ % d”, n % 2... |
How to change screen background color in Pygame? - GeeksforGeeks | 01 Oct, 2020
Pygame is a Python library designed to develop video games. Pygame adds functionality on top of the excellent SDL library. This allows you to create fully featured games and multimedia programs in the python language.
Functions Used:
pygame.init(): This function is used to initialize all the pygame modules... | [
{
"code": null,
"e": 25579,
"s": 25551,
"text": "\n01 Oct, 2020"
},
{
"code": null,
"e": 25797,
"s": 25579,
"text": "Pygame is a Python library designed to develop video games. Pygame adds functionality on top of the excellent SDL library. This allows you to create fully featured... |
Filtering a PySpark DataFrame using isin by exclusion - GeeksforGeeks | 29 Jun, 2021
In this article, we will discuss how to filter the pyspark dataframe using isin by exclusion.
isin(): This is used to find the elements contains in a given dataframe, it takes the elements and gets the elements to match the data.
Syntax: isin([element1,element2,.,element n)
Creating Dataframe for demonstra... | [
{
"code": null,
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"s": 25509,
"text": "\n29 Jun, 2021"
},
{
"code": null,
"e": 25631,
"s": 25537,
"text": "In this article, we will discuss how to filter the pyspark dataframe using isin by exclusion."
},
{
"code": null,
"e": 25767,
"s": 25631,
"text... |
Java Program for Naive algorithm for Pattern Searching - GeeksforGeeks | 11 Dec, 2018
Given a text txt[0..n-1] and a pattern pat[0..m-1], write a function search(char pat[], char txt[]) that prints all occurrences of pat[] in txt[]. You may assume that n > m.
Examples:
Input: txt[] = "THIS IS A TEST TEXT"
pat[] = "TEST"
Output: Pattern found at index 10
Input: txt[] = "AABAACAAD... | [
{
"code": null,
"e": 26107,
"s": 26079,
"text": "\n11 Dec, 2018"
},
{
"code": null,
"e": 26281,
"s": 26107,
"text": "Given a text txt[0..n-1] and a pattern pat[0..m-1], write a function search(char pat[], char txt[]) that prints all occurrences of pat[] in txt[]. You may assume t... |
Python | Type conversion in dictionary values - GeeksforGeeks | 16 Aug, 2021
The problem of conventional type conversion is quite common and can be easily done using the built-in converters of python libraries. But sometimes, we may require the same functionality in a more complex scenario vis. for keys of list of dictionaries. Let’s discuss certain ways in which this can be achiev... | [
{
"code": null,
"e": 25603,
"s": 25575,
"text": "\n16 Aug, 2021"
},
{
"code": null,
"e": 26108,
"s": 25603,
"text": "The problem of conventional type conversion is quite common and can be easily done using the built-in converters of python libraries. But sometimes, we may require... |
How to Fix: Invalid value encountered in true_divide - GeeksforGeeks | 22 Nov, 2021
In this article, we are going to fix, invalid values encountered in true_divide in Python. Invalid value encountered in true_divide is a Runtime Warning occurs when we perform an invalid division operation between elements of NumPy arrays. One of the examples of Invalid division is 0/0.
Note: As it is ju... | [
{
"code": null,
"e": 25537,
"s": 25509,
"text": "\n22 Nov, 2021"
},
{
"code": null,
"e": 25827,
"s": 25537,
"text": "In this article, we are going to fix, invalid values encountered in true_divide in Python. Invalid value encountered in true_divide is a Runtime Warning occurs whe... |
Java Program to Accept a Matrix of Order M x N & Interchange the Diagonals - GeeksforGeeks | 09 Aug, 2021
Problem Description: Write a Java program that accepts a matrix of M × N order and then interchange diagonals of the matrix.
Steps:
1. We can only interchange diagonals for a square matrix.
2. Create a square matrix of size [M × M].
3. Check the matrix is a square matrix or not. If the matrix is square t... | [
{
"code": null,
"e": 25945,
"s": 25917,
"text": "\n09 Aug, 2021"
},
{
"code": null,
"e": 26070,
"s": 25945,
"text": "Problem Description: Write a Java program that accepts a matrix of M × N order and then interchange diagonals of the matrix."
},
{
"code": null,
"e": 2... |
jQuery - add( selector ) Method | The add( selector ) method adds more elements, matched by the given selector, to the set of matched elements.
Here is the simple syntax to use this method −
selector.add( selector )
Here is the description of all the parameters used by this method −
selector − It could be a comma-separated list of selectors to select ... | [
{
"code": null,
"e": 2432,
"s": 2322,
"text": "The add( selector ) method adds more elements, matched by the given selector, to the set of matched elements."
},
{
"code": null,
"e": 2479,
"s": 2432,
"text": "Here is the simple syntax to use this method −"
},
{
"code": nul... |
Python 3 - String index() Method | The index() method determines if the string str occurs in string or in a substring of string, if the starting index beg and ending index end are given. This method is same as find(), but raises an exception if sub is not found.
Following is the syntax for index() method −
str.index(str, beg = 0 end = len(string))
str ... | [
{
"code": null,
"e": 2568,
"s": 2340,
"text": "The index() method determines if the string str occurs in string or in a substring of string, if the starting index beg and ending index end are given. This method is same as find(), but raises an exception if sub is not found."
},
{
"code": nul... |
GATE | GATE-CS-2014-(Set-2) | Question 60 - GeeksforGeeks | 28 Jun, 2021
Consider the following relation on subsets of the set S of integers between 1 and 2014. For two distinct subsets U and V of S we say U < V if the minimum element in the symmetric difference of the two sets is in U.
Consider the following two statements:
S1: There is a subset of S that is larger than every ... | [
{
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},
{
"code": null,
"e": 24749,
"s": 24534,
"text": "Consider the following relation on subsets of the set S of integers between 1 and 2014. For two distinct subsets U and V of S we say U < V if the minimum element i... |
Set.size Property in JavaScript | The size property of the Set object returns number representing the number of elements in the current set object.
Its Syntax is as follows
Obj.size();
Live Demo
<html>
<head>
<title>JavaScript Example</title>
</head>
<body>
<script type="text/javascript">
const setObj = new Set();
setObj.add('Java');... | [
{
"code": null,
"e": 1176,
"s": 1062,
"text": "The size property of the Set object returns number representing the number of elements in the current set object."
},
{
"code": null,
"e": 1201,
"s": 1176,
"text": "Its Syntax is as follows"
},
{
"code": null,
"e": 1213,
... |
SaltStack - Creating a Simple Environment | In this chapter, we will create a simple SaltStack environment, one salt master and two salt minions. This environment will help us to learn the salt concept in the upcoming chapters.
Let us adhere to the following steps to create the SaltStack environment.
VirtualBox is a cross-platform virtualization application. Vir... | [
{
"code": null,
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"text": "In this chapter, we will create a simple SaltStack environment, one salt master and two salt minions. This environment will help us to learn the salt concept in the upcoming chapters."
},
{
"code": null,
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"s": 2391,
"text":... |
F# - Delegates | A delegate is a reference type variable that holds the reference to a method. The reference can be changed at runtime. F# delegates are similar to pointers to functions, in C or C++.
Delegate declaration determines the methods that can be referenced by the delegate. A delegate can refer to a method, which have the same... | [
{
"code": null,
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"text": "A delegate is a reference type variable that holds the reference to a method. The reference can be changed at runtime. F# delegates are similar to pointers to functions, in C or C++."
},
{
"code": null,
"e": 2517,
"s": 2344,
"text": ... |
C# program to determine if a string has all unique characters | Use the substring() method in C# to check each and every substring for unique characters. Loop it until the length of the string.
If any one the substring matches another, then it would mean that the string do not have unique characters.
You can try to run the following code to determine if a string has all unique char... | [
{
"code": null,
"e": 1192,
"s": 1062,
"text": "Use the substring() method in C# to check each and every substring for unique characters. Loop it until the length of the string."
},
{
"code": null,
"e": 1300,
"s": 1192,
"text": "If any one the substring matches another, then it wo... |
How can I set an ImageView's width and height programmatically in Android? | This example demonstrates about How can I set an ImageView's width and height programmatically in Android
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" ... | [
{
"code": null,
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"text": "This example demonstrates about How can I set an ImageView's width and height programmatically in Android"
},
{
"code": null,
"e": 1297,
"s": 1168,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project an... |
How to set href attribute at runtime? - GeeksforGeeks | 29 Jul, 2021
We know how to set the href attribute of the anchor tag int HTML, but sometimes we may require to set the the href attribute at runtime i.e. for example, when a user provides us a url and we want to set it at runtime. We can do this with the help of jQuery.
Example 1: In this example, using jquery, we se... | [
{
"code": null,
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"text": "\n29 Jul, 2021"
},
{
"code": null,
"e": 26014,
"s": 25755,
"text": "We know how to set the href attribute of the anchor tag int HTML, but sometimes we may require to set the the href attribute at runtime i.e. for example, when a us... |
Arduino - millis () function | This function is used to return the number of milliseconds at the time, the Arduino board begins running the current program. This number overflows i.e. goes back to zero after approximately 50 days.
millis () ;
This function returns milliseconds from the start of the program.
unsigned long time; void setup() {
Se... | [
{
"code": null,
"e": 3070,
"s": 2870,
"text": "This function is used to return the number of milliseconds at the time, the Arduino board begins running the current program. This number overflows i.e. goes back to zero after approximately 50 days."
},
{
"code": null,
"e": 3083,
"s": 3... |
Plot a circle with an edgecolor in Matplotlib | To plot a circle with an edgecolor in matplotlib, we can take the following Steps −
Create a new figure or activate an existing figure using figure() method.
Create a new figure or activate an existing figure using figure() method.
Add a subplot method to the current axis.
Add a subplot method to the current axis.
Crea... | [
{
"code": null,
"e": 1146,
"s": 1062,
"text": "To plot a circle with an edgecolor in matplotlib, we can take the following Steps −"
},
{
"code": null,
"e": 1220,
"s": 1146,
"text": "Create a new figure or activate an existing figure using figure() method."
},
{
"code": nu... |
How to draw a filled circle in OpenCV using Java? | The org.opencv.imgproc package of Java OpenCV library contains a class named Imgproc. This class provides a method named circle(), using this you can draw a
circle on an image. This method provides the following parameters −
A Mat object representing the image on which the circle is to be drawn.
A Mat object representi... | [
{
"code": null,
"e": 1287,
"s": 1062,
"text": "The org.opencv.imgproc package of Java OpenCV library contains a class named Imgproc. This class provides a method named circle(), using this you can draw a\ncircle on an image. This method provides the following parameters −"
},
{
"code": null,... |
How to write a MySQL stored function that inserts values in a table? | As we know that function is best used when we want to return a result. Hence, when we will create stored functions for manipulating tables like to Insert or Update values then it would be more or less like stored procedures.
In the following example we are creating a stored function named ‘tbl_insert’ which will insert... | [
{
"code": null,
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"text": "As we know that function is best used when we want to return a result. Hence, when we will create stored functions for manipulating tables like to Insert or Update values then it would be more or less like stored procedures."
},
{
"code": null,
... |
Java DIP - GrayScale Conversion | In order to convert a color image to Grayscale image, you need to read pixels or data of the image using File and ImageIO objects, and store the image in BufferedImage object. Its syntax is given below −
File input = new File("digital_image_processing.jpg");
BufferedImage image = ImageIO.read(input);
Further, get the... | [
{
"code": null,
"e": 2541,
"s": 2337,
"text": "In order to convert a color image to Grayscale image, you need to read pixels or data of the image using File and ImageIO objects, and store the image in BufferedImage object. Its syntax is given below −"
},
{
"code": null,
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Python Bokeh - Plotting Triangles on a Graph - GeeksforGeeks | 10 Jul, 2020
Bokeh is a Python interactive data visualization. It renders its plots using HTML and JavaScript. It targets modern web browsers for presentation providing elegant, concise construction of novel graphics with high-performance interactivity.
Bokeh can be used to plot triangles on a graph. Plotting triangles... | [
{
"code": null,
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},
{
"code": null,
"e": 24561,
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"text": "Bokeh is a Python interactive data visualization. It renders its plots using HTML and JavaScript. It targets modern web browsers for presentation providing elegant... |
JasmineJS - Equality Check | Jasmine provides plenty of methods which help us check the equality of any JavaScript function and file. Following are some examples to check equality conditions.
ToEqual() is the simplest matcher present in the inbuilt library of Jasmine. It just matches whether the result of the operation given as an argument to this... | [
{
"code": null,
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"text": "Jasmine provides plenty of methods which help us check the equality of any JavaScript function and file. Following are some examples to check equality conditions."
},
{
"code": null,
"e": 2416,
"s": 2213,
"text": "ToEqual() is the si... |
Errorbar graph in Python using Matplotlib - GeeksforGeeks | 14 Jan, 2022
Error bars function used as graphical enhancement that visualizes the variability of the plotted data on a Cartesian graph. Error bars can be applied to graphs to provide an additional layer of detail on the presented data. As you can see in below graphs.
Error bars help you indicate estimated error or un... | [
{
"code": null,
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"text": "\n14 Jan, 2022"
},
{
"code": null,
"e": 24495,
"s": 24238,
"text": "Error bars function used as graphical enhancement that visualizes the variability of the plotted data on a Cartesian graph. Error bars can be applied to graphs to ... |
How to catch ArithmeticError Exception in Python? | ArithmeticError Exception is the base class for all errors that occur for numeric calculations. It is the base class for those built-in exceptions like: OverflowError, ZeroDivisionError, FloatingPointError
We can catch the exception in given code as follows
import sys
try:
7/0
except ArithmeticError as e:
print e
print... | [
{
"code": null,
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"s": 1062,
"text": "ArithmeticError Exception is the base class for all errors that occur for numeric calculations. It is the base class for those built-in exceptions like: OverflowError, ZeroDivisionError, FloatingPointError"
},
{
"code": null,
"e": 1320,
... |
A Complete Overview of GPT-3 — The Largest Neural Network Ever Created | by Alberto Romero | Towards Data Science | In May 2020, Open AI published a groundbreaking paper titled Language Models Are Few-Shot Learners. They presented GPT-3, a language model that holds the record for being the largest neural network ever created with 175 billion parameters. It’s an order of magnitude larger than the largest previous language models. GPT... | [
{
"code": null,
"e": 616,
"s": 47,
"text": "In May 2020, Open AI published a groundbreaking paper titled Language Models Are Few-Shot Learners. They presented GPT-3, a language model that holds the record for being the largest neural network ever created with 175 billion parameters. It’s an order of... |
Pandas.DataFrame.hist() function in Python - GeeksforGeeks | 01 Oct, 2020
Pandas.DataFrame.hist() function is useful in understanding the distribution of numeric variables. This function splits up the values into the numeric variables. Its main functionality is to make the Histogram of a given Data frame.
The distribution of data is represented by Histogram. When Function Panda... | [
{
"code": null,
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"text": "\n01 Oct, 2020"
},
{
"code": null,
"e": 24472,
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"text": "Pandas.DataFrame.hist() function is useful in understanding the distribution of numeric variables. This function splits up the values into the numeric variables. I... |
Dynamic Programming in RL. Towards Training Better Reinforcement... | by Rohan Jagtap | Towards Data Science | Dynamic Programming is a mathematical optimization approach typically used to improvise recursive algorithms. It basically involves simplifying a large problem into smaller sub-problems. There are two properties that a problem must exhibit to be solved using dynamic programming:
Overlapping SubproblemsOptimal Substruct... | [
{
"code": null,
"e": 452,
"s": 172,
"text": "Dynamic Programming is a mathematical optimization approach typically used to improvise recursive algorithms. It basically involves simplifying a large problem into smaller sub-problems. There are two properties that a problem must exhibit to be solved us... |
Program for volume of Pyramid in C++ | Given with sides depending upon the type of base of pyramid the task is to calculate the volume of pyramid.
Pyramid is a 3-D figure whose outer surfaces are triangular meeting at the common point forming the sharp edge of pyramid. Volume of pyramid depends upon the type of base it will have.
There are different types o... | [
{
"code": null,
"e": 1170,
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"text": "Given with sides depending upon the type of base of pyramid the task is to calculate the volume of pyramid."
},
{
"code": null,
"e": 1355,
"s": 1170,
"text": "Pyramid is a 3-D figure whose outer surfaces are triangular meeting at the... |
How to find distinct values of multiple columns in PySpark ? - GeeksforGeeks | 04 Jul, 2021
In this article, we will discuss how to find distinct values of multiple columns in PySpark dataframe.
Let’s create a sample dataframe for demonstration:
Python3
# importing moduleimport pyspark # importing sparksession from pyspark.sql modulefrom pyspark.sql import SparkSession # creating sparksession a... | [
{
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},
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"text": "In this article, we will discuss how to find distinct values of multiple columns in PySpark dataframe."
},
{
"code": null,
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... |
Find the winner of a game of removing any number of stones from the least indexed non-empty pile from given N piles - GeeksforGeeks | 17 Jun, 2021
Given an array arr[] consisting of N integers, each representing size of a pile of stones. The task is to determine the winner of the game when two players, A and B, play a game optimally as per the following conditions:
Player A always starts the game.
In one move, a player may remove any number of stones... | [
{
"code": null,
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},
{
"code": null,
"e": 25435,
"s": 25214,
"text": "Given an array arr[] consisting of N integers, each representing size of a pile of stones. The task is to determine the winner of the game when two players, A and ... |
HTML - Header | We have learnt that a typical HTML document will have following structure −
Document declaration tag
<html>
<head>
Document header related tags
</head>
<body>
Document body related tags
</body>
</html>
This chapter will give a little more detail about header part which is represented b... | [
{
"code": null,
"e": 2450,
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"text": "We have learnt that a typical HTML document will have following structure −"
},
{
"code": null,
"e": 2610,
"s": 2450,
"text": "Document declaration tag \n<html>\n \n <head>\n Document header related tags\n </head>\n\n <b... |
Can we execute a java program without a main method?
| Yes, we can execute a java program without a main method by using a static block.
Static block in Java is a group of statements that gets executed only once when the class is loaded into the memory by Java ClassLoader, It is also known as a static initialization block. Static initialization block is going directly int... | [
{
"code": null,
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"text": "Yes, we can execute a java program without a main method by using a static block. "
},
{
"code": null,
"e": 1402,
"s": 1145,
"text": "Static block in Java is a group of statements that gets executed only once when the class is loaded... |
Creating a Simple Web Application | This chapter explains how to create a simple application in Symfony framework. As discussed earlier, you know how to create a new project in Symfony.
We can take an example of “student” details. Let’s start by creating a project named “student” using the following command.
symfony new student
After executing the comma... | [
{
"code": null,
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"text": "This chapter explains how to create a simple application in Symfony framework. As discussed earlier, you know how to create a new project in Symfony."
},
{
"code": null,
"e": 2477,
"s": 2353,
"text": "We can take an example of “stude... |
How to use CardMedia Component in ReactJS? - GeeksforGeeks | 05 Mar, 2021
The CardMedia Component allows users to use the media for that particular card like attaching photos, videos, etc. Material UI for React has this component available for us, and it is very easy to integrate. We can use the CardMedia component in ReactJS using the following approach.
Creating React Applicat... | [
{
"code": null,
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"text": "\n05 Mar, 2021"
},
{
"code": null,
"e": 25110,
"s": 24826,
"text": "The CardMedia Component allows users to use the media for that particular card like attaching photos, videos, etc. Material UI for React has this component availab... |
Converting Roman Numerals to Decimal lying between 1 to 3999 | 04 Jul, 2022
Given a Roman numeral, the task is to find its corresponding decimal value.
Example :
Input: IX
Output: 9
IX is a Roman symbol which represents 9
Input: XL
Output: 40
XL is a Roman symbol which represents 40
Input: MCMIV
Output: 1904
M is a thousand,
CM is nine hundred and
IV is four
Roman numerals a... | [
{
"code": null,
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"text": "\n04 Jul, 2022"
},
{
"code": null,
"e": 130,
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"text": "Given a Roman numeral, the task is to find its corresponding decimal value."
},
{
"code": null,
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"text": "Example : "
},
{
"cod... |
Tutorial on Binary Tree - GeeksforGeeks | 08 Apr, 2021
The tree is a hierarchical Data Structure. A binary tree is a tree that has at most two children. The node which is on the left of the Binary Tree is called “Left-Child” and the node which is the right is called “Right-Child”. Also, the smaller tree or the subtree in the left of the root node is called the... | [
{
"code": null,
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"text": "\n08 Apr, 2021"
},
{
"code": null,
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"s": 24611,
"text": "The tree is a hierarchical Data Structure. A binary tree is a tree that has at most two children. The node which is on the left of the Binary Tree is called “Left-... |
Node.js External HTTP call | Theory of Computation
It is often necessary for a network application to make external HTTP calls. HTTP servers are also often called upon to perform HTTP services for clients making requests. Node provides an easy interface for making external HTTP calls. For example, the following code will fetch the front page of go... | [
{
"code": null,
"e": 112,
"s": 90,
"text": "Theory of Computation"
},
{
"code": null,
"e": 420,
"s": 112,
"text": "It is often necessary for a network application to make external HTTP calls. HTTP servers are also often called upon to perform HTTP services for clients making requ... |
Git Staging Environment | One of the core functions of Git is the concepts of the Staging Environment, and the Commit.
As you are working, you may be adding, editing and removing files. But
whenever you hit a milestone or finish a part of the work, you should add the
files to a Staging Environment.
Staged files are files that are ready to be ... | [
{
"code": null,
"e": 93,
"s": 0,
"text": "One of the core functions of Git is the concepts of the Staging Environment, and the Commit."
},
{
"code": null,
"e": 276,
"s": 93,
"text": "As you are working, you may be adding, editing and removing files. But \nwhenever you hit a miles... |
How to add time in minutes in datetime string PHP? | For this, you can use the strtotime() method.
The syntax is as follows −
$anyVariableName= strtotime('anyDateValue + X minute');
You can put the integer value in place of X.
The PHP code is as follows
Live Demo
<!DOCTYPE html>
<html>
<body>
<?php
$addingFiveMinutes= strtotime('2020-10-30 10:10:20 + 5 minute');
echo da... | [
{
"code": null,
"e": 1108,
"s": 1062,
"text": "For this, you can use the strtotime() method."
},
{
"code": null,
"e": 1135,
"s": 1108,
"text": "The syntax is as follows −"
},
{
"code": null,
"e": 1191,
"s": 1135,
"text": "$anyVariableName= strtotime('anyDateVa... |
Python for Finance: Stock Portfolio Analyses | by Kevin Boller | Towards Data Science | My two most recent blog posts were about Scaling Analytical Insights with Python; part 1 can be found here and part 2 can be found here. It has been several months since I wrote those, largely due to the fact that I relocated my family to Seattle to join Amazon in November; I’ve spent most of the time on my primary pro... | [
{
"code": null,
"e": 576,
"s": 172,
"text": "My two most recent blog posts were about Scaling Analytical Insights with Python; part 1 can be found here and part 2 can be found here. It has been several months since I wrote those, largely due to the fact that I relocated my family to Seattle to join ... |
Count consecutive pairs of same elements - GeeksforGeeks | 03 Jun, 2021
Given an array arr[], the task is to count the number of pairs formed by consecutive elements in which both of the elements in a pair are same.Examples:
Input: arr[] = {1, 2, 2, 3, 4, 4, 5, 5, 5, 5} Output: 5 (1, 2), (4, 5), (6, 7), (7, 8) and (8, 9) are the valid index pairs where consecutive elements a... | [
{
"code": null,
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},
{
"code": null,
"e": 24656,
"s": 24501,
"text": "Given an array arr[], the task is to count the number of pairs formed by consecutive elements in which both of the elements in a pair are same.Examples: "
},
... |
Program to find the Hidden Number | 25 May, 2022
Given an array of integers, The task is to find another integer such that, if all the elements of the array are subtracted individually from the number , then the sum of all the differences should add to 0. If any such integer exists, print the value of , else print . Example
Input: arr[] = {1, 2, 3}
Out... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n25 May, 2022"
},
{
"code": null,
"e": 331,
"s": 52,
"text": "Given an array of integers, The task is to find another integer such that, if all the elements of the array are subtracted individually from the number , then the sum of all ... |
Turn an Array into a Column Vector in MATLAB | 04 Jul, 2021
Conversion of an Array into a Column Vector. This conversion can be done using a(:) operation. A(:) reshapes all elements of A into a single column vector. This has no effect if A is already a column vector.
Example 1
Matlab
% MATLAB code for Conversion of an array % into a column vectora = [2 4 6 8] % I... | [
{
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{
"code": null,
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"text": " Conversion of an Array into a Column Vector. This conversion can be done using a(:) operation. A(:) reshapes all elements of A into a single column vector. This has no effect... |
Count pairs in array such that one element is reverse of another | 03 Jun, 2021
Given an array arr[], the task is to count the pairs in the array such that the elements are the reverse of each other.
Examples:
Input: arr[] = { 16, 61, 12, 21, 25 } Output: 2 Explanation: The 2 pairs such that one number is the reverse of the other are {16, 61} and {12, 21}.
Input: arr[] = {10, 11, 12}... | [
{
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},
{
"code": null,
"e": 174,
"s": 54,
"text": "Given an array arr[], the task is to count the pairs in the array such that the elements are the reverse of each other."
},
{
"code": null,
"e": 185,
"s": 174... |
What is data type of FILE in C ? | 26 May, 2022
Prerequisite : Basics of File Handling In C language, while file handling is done a word FILE is used. What is FILE? Example
FILE *fp1, *fp2;
While doing file handling we often use FILE for declaring the pointer in order to point to the file we want to read from or to write on. As we are declaring the poin... | [
{
"code": null,
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},
{
"code": null,
"e": 178,
"s": 53,
"text": "Prerequisite : Basics of File Handling In C language, while file handling is done a word FILE is used. What is FILE? Example"
},
{
"code": null,
"e": 195,
"s"... |
How to select and order multiple columns in Pyspark DataFrame ? | 06 Jun, 2021
In this article, we will discuss how to select and order multiple columns from a dataframe using pyspark in Python. For this, we are using sort() and orderBy() functions along with select() function.
Select(): This method is used to select the part of dataframe columns and return a copy of that newly selec... | [
{
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},
{
"code": null,
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"text": "In this article, we will discuss how to select and order multiple columns from a dataframe using pyspark in Python. For this, we are using sort() and orderBy() functions along... |
Ruby | Random rand() function | 17 Dec, 2019
Random#rand() : rand() is a Random class method which generates a random value.
Syntax: Random.rand()
Parameter: Random values
Return: generates a random value.
Example #1 :
# Ruby code for Random.rand() method # declaring Random valuedate_a = Random.rand() # new arbitrary random valueputs "Random form :... | [
{
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},
{
"code": null,
"e": 108,
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"text": "Random#rand() : rand() is a Random class method which generates a random value."
},
{
"code": null,
"e": 130,
"s": 108,
"text": "Syntax: Random.rand()"
}... |
Python Daemon Threads | 17 Aug, 2021
The threads which are always going to run in the background that provides supports to main or non-daemon threads, those background executing threads are considered as Daemon Threads. The Daemon Thread does not block the main thread from exiting and continues to run in the background. This article is based ... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n17 Aug, 2021"
},
{
"code": null,
"e": 430,
"s": 54,
"text": "The threads which are always going to run in the background that provides supports to main or non-daemon threads, those background executing threads are considered as Daemon ... |
When are static objects destroyed? | 21 Jun, 2017
Remain Careful from these two personsnew friends and old enemies — Kabir
What is static keyword in C++?static keyword can be applied to local variables, functions, class’ data members and objects in C++. static local variable retain their values between function call and initialized only once. static funct... | [
{
"code": null,
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"text": "\n21 Jun, 2017"
},
{
"code": null,
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"s": 54,
"text": "Remain Careful from these two personsnew friends and old enemies — Kabir"
},
{
"code": null,
"e": 525,
"s": 127,
"text": "What is static keyword in C++?st... |
HTML | Computer Code Elements | 22 Dec, 2021
The computer has a unique formatting and text style for displaying the messages related to codes. The <code> tag is used to display the computer code on the website. There are number of elements available to mark up computer code using HTML.<code> Tag: The <code> tag in HTML is used to define the piece of ... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n22 Dec, 2021"
},
{
"code": null,
"e": 775,
"s": 52,
"text": "The computer has a unique formatting and text style for displaying the messages related to codes. The <code> tag is used to display the computer code on the website. There ar... |
How to check an array is multidimensional or not in PHP ? | 12 Jul, 2019
Given an array (single-dimensional or multi-dimensional) and the task is to check the given array is multi-dimensional or not. There are few methods to check an array is multi-dimensional or not. The function count() and count_recursive() will give wrong result if the array containing a sub-array which is ... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n12 Jul, 2019"
},
{
"code": null,
"e": 748,
"s": 28,
"text": "Given an array (single-dimensional or multi-dimensional) and the task is to check the given array is multi-dimensional or not. There are few methods to check an array is multi... |
How to use Array Reverse Sort Functions for Integer and Strings in Golang? | 17 May, 2020
Go language provides inbuilt support implementation of basic constants and run-time reflection to operate sort package. Golang is the ability for functions to run independently of each other. With the help of this function we can easily sort integer and string by importing “sort” package. Basically, this w... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n17 May, 2020"
},
{
"code": null,
"e": 386,
"s": 28,
"text": "Go language provides inbuilt support implementation of basic constants and run-time reflection to operate sort package. Golang is the ability for functions to run independentl... |
React Native Tab Navigation Component | 14 Jun, 2021
In this article, we are going to see how to implement Tab Navigation in react-native. For this, we are going to use createBottomTabNavigator component. It is basically used for navigation from one page to another. These days mobile apps are made up of a single screen, so create various navigation component... | [
{
"code": null,
"e": 28,
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"text": "\n14 Jun, 2021"
},
{
"code": null,
"e": 387,
"s": 28,
"text": "In this article, we are going to see how to implement Tab Navigation in react-native. For this, we are going to use createBottomTabNavigator component. It is basically used fo... |
How to change opacity while scrolling the page? | 04 Oct, 2019
jQuery is used to control and change the opacity during the scrolling of web page. Create a web pages to change the opacity while scrolling the page. The jQuery scroll function is used to scroll the web page and set opacity of text content.Example:
<!-- HTML code to change the opacity of web page when s... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n04 Oct, 2019"
},
{
"code": null,
"e": 277,
"s": 28,
"text": "jQuery is used to control and change the opacity during the scrolling of web page. Create a web pages to change the opacity while scrolling the page. The jQuery scroll functio... |
Round the given number to nearest multiple of 10 | 15 Jun, 2022
Given a positive integer n, round it to nearest whole number having zero as last digit.
Examples:
Input : 4722
Output : 4720
Input : 38
Output : 40
Input : 10
Output: 10
Approach: Let’s round down the given number n to the nearest integer which ends with 0 and store this value in a variable a. a = (n / ... | [
{
"code": null,
"e": 53,
"s": 25,
"text": "\n15 Jun, 2022"
},
{
"code": null,
"e": 141,
"s": 53,
"text": "Given a positive integer n, round it to nearest whole number having zero as last digit."
},
{
"code": null,
"e": 152,
"s": 141,
"text": "Examples: "
},
... |
Solidity – Fall Back Function | 11 May, 2022
The solidity fallback function is executed if none of the other functions match the function identifier or no data was provided with the function call. Only one unnamed function can be assigned to a contract and it is executed whenever the contract receives plain Ether without any data. To receive Ether an... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n11 May, 2022"
},
{
"code": null,
"e": 548,
"s": 28,
"text": "The solidity fallback function is executed if none of the other functions match the function identifier or no data was provided with the function call. Only one unnamed functi... |
How to find the sum of non-missing values in an R data frame column? | To find the sum of non-missing values in an R data frame column, we can simply use sum function and set the na.rm to TRUE. For example, if we have a data frame called df that contains a column say x which has some missing values then the sum of the non-missing values can be found by using the command sum(df$x,na.rm=TRU... | [
{
"code": null,
"e": 1511,
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"text": "To find the sum of non-missing values in an R data frame column, we can simply use sum function and set the na.rm to TRUE. For example, if we have a data frame called df that contains a column say x which has some missing values then the sum of the non-... |
Implementing an Autoencoder in PyTorch | 07 Jul, 2022
Autoencoders are a type of neural network which generates an “n-layer” coding of the given input and attempts to reconstruct the input using the code generated. This Neural Network architecture is divided into the encoder structure, the decoder structure, and the latent space, also known as the “bottleneck... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n07 Jul, 2022"
},
{
"code": null,
"e": 615,
"s": 28,
"text": "Autoencoders are a type of neural network which generates an “n-layer” coding of the given input and attempts to reconstruct the input using the code generated. This Neural Ne... |
React.js displayName | 31 Mar, 2021
The displayName string is used in debugging messages. It’s usually not necessary to set it explicitly because the name of the function or class that describes the component infers it. If you wish to show a different name for debugging purposes or when you build a higher-order component, you may want to set... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n31 Mar, 2021"
},
{
"code": null,
"e": 353,
"s": 28,
"text": "The displayName string is used in debugging messages. It’s usually not necessary to set it explicitly because the name of the function or class that describes the component in... |
Pylint module in Python | 18 Apr, 2022
We often get stuck in the middle or encounter errors when we code/run some programs. We usually surf the internet for help and make our code run. But how do we understand the published code on the internet? Some of the typical answers to this question are docstrings, articles written above that code.., One... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n18 Apr, 2022"
},
{
"code": null,
"e": 812,
"s": 52,
"text": "We often get stuck in the middle or encounter errors when we code/run some programs. We usually surf the internet for help and make our code run. But how do we understand the... |
How to fetch data from JSON file and display in HTML table using jQuery ? | 01 Jul, 2022
The task is to fetch data from the given JSON file and convert data into an HTML table.
Approach: We have a JSON file containing data in the form of an array of objects. In our code, we are using jQuery to complete our task. The jQuery code uses getJSON() method to fetch the data from the file’s location u... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n01 Jul, 2022"
},
{
"code": null,
"e": 140,
"s": 52,
"text": "The task is to fetch data from the given JSON file and convert data into an HTML table."
},
{
"code": null,
"e": 867,
"s": 140,
"text": "Approach: We have... |
Expected SARSA in Reinforcement Learning | 28 Apr, 2021
Prerequisites: SARSASARSA and Q-Learning technique in Reinforcement Learning are algorithms that uses Temporal Difference(TD) Update to improve the agent’s behaviour. Expected SARSA technique is an alternative for improving the agent’s policy. It is very similar to SARSA and Q-Learning, and differs in the ... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n28 Apr, 2021"
},
{
"code": null,
"e": 727,
"s": 28,
"text": "Prerequisites: SARSASARSA and Q-Learning technique in Reinforcement Learning are algorithms that uses Temporal Difference(TD) Update to improve the agent’s behaviour. Expected... |
vector :: assign() in C++ STL | 09 Jun, 2022
vector:: assign() is an STL in C++ which assigns new values to the vector elements by replacing old ones. It can also modify the size of the vector if necessary.
The syntax for assigning constant values:
vectorname.assign(int size, int value)
Parameters:
size - number of values to be assigned
value - va... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n09 Jun, 2022"
},
{
"code": null,
"e": 214,
"s": 52,
"text": "vector:: assign() is an STL in C++ which assigns new values to the vector elements by replacing old ones. It can also modify the size of the vector if necessary."
},
{
... |
Relationship between grammar and language in Theory of Computation | 20 Nov, 2019
A grammar is a set of production rules which are used to generate strings of a language. In this article, we have discussed how to find the language generated by a grammar and vice versa as well.
Given a grammar G, its corresponding language L(G) represents the set of all strings generated from G. Consider... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n20 Nov, 2019"
},
{
"code": null,
"e": 248,
"s": 52,
"text": "A grammar is a set of production rules which are used to generate strings of a language. In this article, we have discussed how to find the language generated by a grammar an... |
How to merge multiple excel files into a single files with Python ? | 07 Mar, 2022
Normally, we’re working with Excel files, and we surely have come across a scenario where we need to merge multiple Excel files into one. The traditional method has always been using a VBA code inside excel which does the job but is a multi-step process and is not so easy to understand. Another method is m... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n07 Mar, 2022"
},
{
"code": null,
"e": 468,
"s": 52,
"text": "Normally, we’re working with Excel files, and we surely have come across a scenario where we need to merge multiple Excel files into one. The traditional method has always be... |
Remove all leaf nodes from the binary search tree | 16 Mar, 2022
We have given a binary search tree and we want to delete the leaf nodes from the binary search tree. Examples:
Input : 20 10 5 15 30 25 35
Output : Inorder before Deleting the leaf node
5 10 15 20 25 30 35
Inorder after Deleting the leaf node
10 20 30
This is the binar... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n16 Mar, 2022"
},
{
"code": null,
"e": 165,
"s": 52,
"text": "We have given a binary search tree and we want to delete the leaf nodes from the binary search tree. Examples: "
},
{
"code": null,
"e": 664,
"s": 165,
"... |
Python: Inplace Editing using FileInput | 19 Feb, 2020
Python3’s fileinput provides many useful features that can be used to do many things without lots of code. It comes handy in many places but in this article, we’ll use the fileinput to do in-place editing in a text file. Basically we’ll be changing the text in a text file without creating any other file or... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n19 Feb, 2020"
},
{
"code": null,
"e": 347,
"s": 28,
"text": "Python3’s fileinput provides many useful features that can be used to do many things without lots of code. It comes handy in many places but in this article, we’ll use the fil... |
JavaScript - The Arrays Object | The Array object lets you store multiple values in a single variable. It stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collection of variables of the same type.
Use the following syntax to cre... | [
{
"code": null,
"e": 2755,
"s": 2466,
"text": "The Array object lets you store multiple values in a single variable. It stores a fixed-size sequential collection of elements of the same type. An array is used to store a collection of data, but it is often more useful to think of an array as a collec... |
Accessing Census Data with Python | by Jackson Gilkey | Towards Data Science | With the 2020 Census already underway and the coming redistricting accessing and understanding public Census data is more relevant than ever. This post will guide you through getting your hands on the data using a Python package called CensusData to import the data into Pandas
There are 5 data sets available through Ce... | [
{
"code": null,
"e": 450,
"s": 172,
"text": "With the 2020 Census already underway and the coming redistricting accessing and understanding public Census data is more relevant than ever. This post will guide you through getting your hands on the data using a Python package called CensusData to impor... |
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