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MATLAB - Loops - GeeksforGeeks | 13 May, 2021
MATLAB stands for Matrix Laboratory. It is a high-performance language that is used for technical computing. It was developed by Cleve Molar of the company MathWorks.Inc in the year 1984.It is written in C, C++, Java. It allows matrix manipulations, plotting of functions, implementation of algorithms and c... | [
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"text": "MATLAB stands for Matrix Laboratory. It is a high-performance language that is used for technical computing. It was developed by Cleve Molar of the company MathWor... |
How to open a binary file in read and write mode with Python? | To open binary files in binary read/write mode, specify 'w+b' as the mode(w=write, b=binary). For example,
f = open('my_file.mp3', 'w+b')
file_content = f.read()
f.write(b'Hello')
f.close()
Above code opens my_file.mp3 in binary read/write mode, stores the file content in file_content variable and rewrites the file to ... | [
{
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"text": "To open binary files in binary read/write mode, specify 'w+b' as the mode(w=write, b=binary). For example,"
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"text": "f = open('my_file.mp3', 'w+b')\nfile_content = f.read()\nf.write(b'Hello')\... |
Managing Python Environments Like a Pro | by Pratik Choudhari | Towards Data Science | Python virtual environments help us manage dependencies easily and effortlessly. The most common environment creation tools are virtualenv and conda, the latter is used for environment management for multiple languages whereas the former is made especially for python.
Why not use global python packages, then we won’t n... | [
{
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"text": "Python virtual environments help us manage dependencies easily and effortlessly. The most common environment creation tools are virtualenv and conda, the latter is used for environment management for multiple languages whereas the former is made especiall... |
Arrow operator in ES6 of JavaScript - GeeksforGeeks | 30 Oct, 2018
ES6 has come with various advantages and one of them is arrow operator. It has reduced the function defining code size so it is one of the trending questions asked in the interview. Let us have a deeper dive in the arrow operator functioning.Syntax:In ES5 a function is defined by the following syntax:
func... | [
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"text": "ES6 has come with various advantages and one of them is arrow operator. It has reduced the function defining code size so it is one of the trending questions asked... |
ASP.NET - Custom Controls | ASP.NET allows the users to create controls. These user defined controls are categorized into:
User controls
Custom controls
User controls behaves like miniature ASP.NET pages or web forms, which could be used by many other pages. These are derived from the System.Web.UI.UserControl class. These controls have the follo... | [
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"text": "ASP.NET allows the users to create controls. These user defined controls are categorized into:"
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{
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"text": "User controls"
},
{
"code": null,
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"text": "Cu... |
MySQL Composite Index | A composite index is an index that is used on multiple columns. It is also known as a multiplecolumn index.
Let us see the features −
MySQL allows the user to create a composite index which can consist of up to 16 columns.
MySQL allows the user to create a composite index which can consist of up to 16 columns.
The quer... | [
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"text": "A composite index is an index that is used on multiple columns. It is also known as a multiplecolumn index."
},
{
"code": null,
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"s": 1170,
"text": "Let us see the features −"
},
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"code": null,
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0-1 BFS (Shortest Path in a Binary Weight Graph) In C Program? | Suppose we have a graph with some nodes and connected edges. Each edge has binary weights. So the weights will be either 0 or 1. A source vertex is given. We have to find shortest path from source to any other vertices. Suppose the graph is like below −
In normal BFS algorithm all edge weights are same. Here some are 0... | [
{
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"text": "Suppose we have a graph with some nodes and connected edges. Each edge has binary weights. So the weights will be either 0 or 1. A source vertex is given. We have to find shortest path from source to any other vertices. Suppose the graph is like below −... |
Find minimum difference between any two element in C++ | Suppose we have an array of n elements called A. We have to find the minimum difference between any two elements in that array. Suppose the A = [30, 5, 20, 9], then the result will be 4. this is the minimum distance of elements 5 and 9.
To solve this problem, we have to follow these steps −
Sort the array in non-decrea... | [
{
"code": null,
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"text": "Suppose we have an array of n elements called A. We have to find the minimum difference between any two elements in that array. Suppose the A = [30, 5, 20, 9], then the result will be 4. this is the minimum distance of elements 5 and 9."
},
{
"c... |
LINQ | Element Operator | FirstOrDefault - GeeksforGeeks | 24 May, 2019
The element operators are used to return a single, or a specific element from the sequence or collection. For example, in a school when we ask, who is the principal? Then there will be only one person that will be the principal of the school. So the number of students is a collection and the principal is t... | [
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"code": null,
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"text": "The element operators are used to return a single, or a specific element from the sequence or collection. For example, in a school when we ask, who is the principa... |
C++ Program to Implement Ternary Tree | A ternary tree, is a tree data structure in which each node has at most three child nodes, usually represented as “left”, “mid” and “right”. In this tree, nodes with children are parent nodes, and child nodes may contain references to their parents. This is a C++ Program to Implement Ternary Tree and traversal of the t... | [
{
"code": null,
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"text": "A ternary tree, is a tree data structure in which each node has at most three child nodes, usually represented as “left”, “mid” and “right”. In this tree, nodes with children are parent nodes, and child nodes may contain references to their parents. Thi... |
How to write a global error handler in JavaScript? | The following global error handler will show how to catch unhandled exception −
<!DOCTYPE html>
<html>
<body>
<script>
window.onerror = function(errMsg, url, line, column, error) {
var result = !column ? '' : '\ncolumn: ' + column;
result += !error;
document.write("... | [
{
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"text": "The following global error handler will show how to catch unhandled exception −"
},
{
"code": null,
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"text": "<!DOCTYPE html>\n<html>\n <body>\n <script>\n window.onerror = function(errMsg, url, li... |
Count the Specials | Practice | GeeksforGeeks | Given an array A (may contain duplicates) of N elements and a positive integer K. The task is to count the number of elements which occurs exactly floor(N/K) times in the array.
Example:
Input:N = 5K = 2A[] = 1 4 1 2 4Output:2Explanation:In the given array, 1 and 4 occurs floor(5/2) = 2 times. So count is 2.
Your Task:... | [
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"text": "Given an array A (may contain duplicates) of N elements and a positive integer K. The task is to count the number of elements which occurs exactly floor(N/K) times in the array."
},
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How to simulate pressing enter in html text input with Selenium? | We can simulate pressing enter in the html text input box with Selenium webdriver. We shall take the help of sendKeys method and pass Keys.ENTER as an argument to the method. Besides, we can pass Keys.RETURN as an argument to the method to perform the same task.
Also, we have to import org.openqa.selenium.Keys package ... | [
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"text": "We can simulate pressing enter in the html text input box with Selenium webdriver. We shall take the help of sendKeys method and pass Keys.ENTER as an argument to the method. Besides, we can pass Keys.RETURN as an argument to the method to perform the s... |
C++ Program for Longest Common Subsequence | A subsequence is a sequence with the same order of the set of elements. For the sequence “stuv”, the subsequences are “stu”, “tuv”, “suv”,.... etc.
For a string of length n, there can be 2n ways to create subsequence from the string.
The longest common subsequence for the strings “ ABCDGH ” and “ AEDFHR ” is of length ... | [
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"text": "A subsequence is a sequence with the same order of the set of elements. For the sequence “stuv”, the subsequences are “stu”, “tuv”, “suv”,.... etc."
},
{
"code": null,
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"text": "For a string of length n, there ca... |
MFC - Activex Control | An ActiveX control container is a parent program that supplies the environment for an ActiveX (formerly OLE) control to run.
ActiveX control is a control using Microsoft ActiveX technologies.
ActiveX control is a control using Microsoft ActiveX technologies.
ActiveX is not a programming language, but rather a set of ru... | [
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"text": "An ActiveX control container is a parent program that supplies the environment for an ActiveX (formerly OLE) control to run."
},
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"text": "ActiveX control is a control using Microsoft ActiveX tech... |
Anagram checking in Python using collections.Counter() - GeeksforGeeks | 31 Oct, 2017
Write a function to check whether two given strings are anagram of each other or not. An anagram of a string is another string that contains same characters, only the order of characters can be different. For example, “abcd” and “dabc” are anagram of each other.
Examples:
Input : str1 = “abcd”, str2 = “dab... | [
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"text": "Write a function to check whether two given strings are anagram of each other or not. An anagram of a string is another string that contains same characters, only ... |
Check if a given number N has at least one odd divisor not exceeding N - 1 - GeeksforGeeks | 23 Nov, 2021
Given a positive integer N, the task is to check if the given number N has at least 1 odd divisor from the range [2, N – 1] or not. If found to be true, then print “Yes”. Otherwise, print “No”.
Examples:
Input: N = 10Output: YesExplanation:10 has 5 as the odd divisor. Therefore, print Yes.
Input: N = 8Outp... | [
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"text": "Given a positive integer N, the task is to check if the given number N has at least 1 odd divisor from the range [2, N – 1] or not. If found to be true, then print... |
Multiplication of two Matrices using Java | Matrix multiplication leads to a new matrix by multiplying 2 matrices. But this is only possible if the columns of the first matrix are equal to the rows of the second matrix. An example of matrix multiplication with square matrices is given as follows.
Live Demo
public class Example {
public static void main(Strin... | [
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"text": "Matrix multiplication leads to a new matrix by multiplying 2 matrices. But this is only possible if the columns of the first matrix are equal to the rows of the second matrix. An example of matrix multiplication with square matrices is given as follows.... |
How to declare a pointer to a function in C? | A pointer is a variable whose value is the address of another variable or memory block, i.e., direct address of the memory location. Like any variable or constant, you must declare a pointer before using it to store any variable or block address.
Datatype *variable_name
Begin.
Define a function show.
Declare a... | [
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},
... |
Importance of join() method in Java?
| A join() is a final method of Thread class and it can be used to join the start of a thread's execution to the end of another thread's execution so that a thread will not start running until another thread has ended. If the join() method is called on a thread instance, the currently running thread will block until the ... | [
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"text": "A join() is a final method of Thread class and it can be used to join the start of a thread's execution to the end of another thread's execution so that a thread will not start running until another thread has ended. If the join() method is called on a ... |
Using TensorFlow Serving's RESTful API | Towards Data Science | TensorFlow-Serving is a useful tool that, due to its recency and rather niche use case, does not have much in the way of online tutorials. Here, I’ll showcase a solution demonstrating an end-to-end implementation of TensorFlow-Serving on an image-based model, covering everything from converting images to Base64 to inte... | [
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"text": "TensorFlow-Serving is a useful tool that, due to its recency and rather niche use case, does not have much in the way of online tutorials. Here, I’ll showcase a solution demonstrating an end-to-end implementation of TensorFlow-Serving on an image-based mo... |
Complete Guide to Regressional Analysis Using Python | by Brandon Morgan | Towards Data Science | Hello and welcome to this FULL IN-DEPTH, and very long, overview of Regressional Analysis in Python! In this deep dive, we will cover Least Squares, Weighted Least Squares; Lasso, Ridge, and Elastic Net Regularization; and wrap up with Kernel and Support Vector Machine Regression! Although I’d like to cover some advanc... | [
{
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"text": "Hello and welcome to this FULL IN-DEPTH, and very long, overview of Regressional Analysis in Python! In this deep dive, we will cover Least Squares, Weighted Least Squares; Lasso, Ridge, and Elastic Net Regularization; and wrap up with Kernel and Support ... |
Set element to center with Bootstrap | Use class center-block to set an element to center.
You can try to run the following code to set the element to center
Live Demo
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Example</title>
<link href = "/bootstrap/css/bootstrap.min.css" rel = "stylesheet">
<script src = "/scripts/jquery.min.js">... | [
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"text": "You can try to run the following code to set the element to center"
},
{
"code": null,
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"s": 1181,
"... |
Google Maps Feature Extraction with Selenium | by Kyle Pastor | Towards Data Science | I plan this to be the first in a multi-part series of articles about the extraction of Google Maps data and doing some interesting path and time-based studies. A few examples are looking at traffic volumes over time and calculating a “Beauty Score” for a given route. The first step in this journey is to load image data... | [
{
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"text": "I plan this to be the first in a multi-part series of articles about the extraction of Google Maps data and doing some interesting path and time-based studies. A few examples are looking at traffic volumes over time and calculating a “Beauty Score” for a ... |
How to Scrape the Web using Python with ScraPy Spiders | by Luciano Strika | Towards Data Science | Sometimes Kaggle is not enough, and you need to generate your own data set.
Maybe you need pictures of spiders for this crazy Convolutional Neural Network you’re training, or maybe you want to scrape the NSFW subreddits for, um, scientific purposes. Whatever your reasons, scraping the web can give you very interesting ... | [
{
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"text": "Sometimes Kaggle is not enough, and you need to generate your own data set."
},
{
"code": null,
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"text": "Maybe you need pictures of spiders for this crazy Convolutional Neural Network you’re training, or maybe you w... |
Decision Tree in R Programming - GeeksforGeeks | 03 Dec, 2021
Decision Trees are useful supervised Machine learning algorithms that have the ability to perform both regression and classification tasks. It is characterized by nodes and branches, where the tests on each attribute are represented at the nodes, the outcome of this procedure is represented at the branches... | [
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"text": "Decision Trees are useful supervised Machine learning algorithms that have the ability to perform both regression and classification tasks. It is characterized by ... |
Possible number of Rectangle and Squares with the given set of elements - GeeksforGeeks | 23 Mar, 2021
Given ‘N’ number of sticks of length a1, a2, a3...an. The task is to count the number of squares and rectangles possible. Note: One stick should be used only once i.e. either in any of the squares or rectangles.Examples:
Input: arr[] = {1, 2, 1, 2}
Output: 1
Rectangle with sides 1 1 2 2
Input: arr[] = {... | [
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"text": "Given ‘N’ number of sticks of length a1, a2, a3...an. The task is to count the number of squares and rectangles possible. Note: One stick should be used only once ... |
Creating a sqlite database from CSV with Python - GeeksforGeeks | 26 Dec, 2020
Prerequisites:
Pandas
SQLite
SQLite is a software library that implements a lightweight relational database management system. It does not require a server to operate unlike other RDBMS such as PostgreSQL, MySQL, Oracle, etc. and applications directly interact with a SQLite database. SQLite is often used ... | [
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XGBoost and Imbalanced Classes: Predicting Hotel Cancellations | by Michael Grogan | Towards Data Science | For this reason, boosting is referred to as an ensemble method.
In this example, boosting techniques are used to determine whether a customer will cancel their hotel booking or not.
The training data is imported from an AWS S3 bucket as follows:
import boto3import botocoreimport pandas as pdfrom sagemaker import get_ex... | [
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"text": "In this example, boosting techniques are used to determine whether a customer will cancel their hotel booking or not."
}... |
Extreme Event Forecasting with LSTM Autoencoders | by Marco Cerliani | Towards Data Science | Dealing with extreme event prediction is a frequent nightmare for every Data Scientist. Looking around I found very interesting resources that deal with this problem. Personally, I literally fall in love with the approach released by Uber Researchers. In their papers (two versions are available here and here) they deve... | [
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"text": "Dealing with extreme event prediction is a frequent nightmare for every Data Scientist. Looking around I found very interesting resources that deal with this problem. Personally, I literally fall in love with the approach released by Uber Researchers. In ... |
C++ tricks for competitive programming | Here we will see some good tricks of C++ programming language that can help us in different area. Like if we want to participate in some competitive programming events, then these tricks will help us to reduce the time for writing codes. Let us see some of these examples one by one.
Checking whether a number is odd or ... | [
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C++ Program to Implement Wheel Sieve to Generate Prime Numbers Between Given Range | Wheel Sieve method is used to find prime number between a given range. Wheel factorization is a graphical method for manually performing a preliminary to the Sieve of Eratosthenes that separates prime numbers from composites.
In this method, Prime numbers in the innermost circle have their Multiples in similar position... | [
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"text": "Wheel Sieve method is used to find prime number between a given range. Wheel factorization is a graphical method for manually performing a preliminary to the Sieve of Eratosthenes that separates prime numbers from composites."
},
{
"code": null,... |
Funnel charts with Python. A great option for representing... | by Thiago Carvalho | Towards Data Science | Funnel charts are mostly used for representing a sequential process, allowing the viewers to compare and see how the numbers change through the stages.
In this article, we’ll explore how to build a funnel chart from scratch using Matplotlib, and then we’ll have a look at an easier implementation with Plotly.
There is n... | [
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},
{
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"e": 357,
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"text": "In this article, we’ll explore how ... |
Python Forensics - Cracking an Encryption | In this chapter, we will learn about cracking a text data fetched during analysis and evidence.
A plain text in cryptography is some normal readable text, such as a message. A cipher text, on the other hand, is the output of an encryption algorithm fetched after you enter plain text.
Simple algorithm of how we turn a p... | [
{
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"text": "In this chapter, we will learn about cracking a text data fetched during analysis and evidence."
},
{
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"text": "A plain text in cryptography is some normal readable text, such as a message. A cipher... |
Deep Neural Networks for Regression Problems | by Mohammed AL-Ma'amari | Towards Data Science | Neural networks are well known for classification problems, for example, they are used in handwritten digits classification, but the question is will it be fruitful if we used them for regression problems?
In this article I will use a deep neural network to predict house pricing using a dataset from Kaggle .
You can do... | [
{
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"text": "Neural networks are well known for classification problems, for example, they are used in handwritten digits classification, but the question is will it be fruitful if we used them for regression problems?"
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HTML - textarea Tag | The HTML <textarea> tag is used within a form to declare a textarea element - a control that allows the user to input text over multiple rows.
<!DOCTYPE html>
<html>
<head>
<title>HTML textarea Tag</title>
</head>
<body>
<form action = "/cgi-bin/hello_get.cgi" method = "get">
Fill the De... | [
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"text": "The HTML <textarea> tag is used within a form to declare a textarea element - a control that allows the user to input text over multiple rows."
},
{
"code": null,
"e": 2936,
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"text": "<!DOCTYPE html>\n<html>\n\n <head>\n ... |
AWT GridLayout Class | The class GridLayout arranges components in a rectangular grid.
Following is the declaration for java.awt.GridLayout class:
public class GridLayout
extends Object
implements LayoutManager, Serializable
GridLayout()
Creates a grid layout with a default of one column per component, in a single row.
GridLayout(in... | [
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"text": "Following is the declaration for java.awt.GridLayout class:"
},
{
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Finding Floor and Ceil of a Sorted Array using C++ STL - GeeksforGeeks | 26 Oct, 2021
Given a sorted array, the task is to find the floor and ceil of given numbers using STL.Examples:
Input: arr[] = {1, 2, 4, 7, 11, 12, 23, 30, 32},
values[] = { 1, 3, 5, 7, 20, 24 }
Output: Floor Values: 1 2 4 7 12 23
Ceil values: 1 4 7 7 23 30
In case of floor(): lower_bound() method os S... | [
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"text": "Given a sorted array, the task is to find the floor and ceil of given numbers using STL.Examples: "
},
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Check if a String is not empty ("") and not null in Java | Let’s say we have the following string −
String myStr1 = "Jack Sparrow";
Let us check the string now whether it is not null or not empty.
if(myStr != null || myStr.length() != 0) {
System.out.println("String is not null or not empty");
Live Demo
public class Demo {
public static void main(String[] args) {
Str... | [
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"text": "Let’s say we have the following string −"
},
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"text": "String myStr1 = \"Jack Sparrow\";"
},
{
"code": null,
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"text": "Let us check the string now whether ... |
Number of character corrections in the given strings to make them equal - GeeksforGeeks | 11 May, 2021
Given three strings A, B, and C. Each of these is a string of length N consisting of lowercase English letters. The task is to make all the strings equal by performing an operation where any character of the given strings can be replaced with any other character, print the count of the minimum number of su... | [
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"e": 26704,
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"text": "Given three strings A, B, and C. Each of these is a string of length N consisting of lowercase English letters. The task is to make all the strings equal by perfor... |
How to merge two csv files by specific column using Pandas in Python? - GeeksforGeeks | 13 Jan, 2021
In this article, we are going to discuss how to merge two CSV files there is a function in pandas library pandas.merge(). Merging means nothing but combining two datasets together into one based on common attributes or column.
Syntax: pandas.merge()
Parameters :
data1, data2: Dataframes used for merging.
h... | [
{
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},
{
"code": null,
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"text": "In this article, we are going to discuss how to merge two CSV files there is a function in pandas library pandas.merge(). Merging means nothing but combining two d... |
Schedule Optimisation using Linear Programming in Python | by Lewis Woolfson | Towards Data Science | Scheduling is an everyday challenge for many organisations. From allocating jobs on a manufacturing line to timetabling hospital surgery cases, the problem of how to efficiently manage limited resources pops up all the time.
While ‘back-of-the-envelope’ planning can take us so far, there are often times where more adva... | [
{
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"text": "Scheduling is an everyday challenge for many organisations. From allocating jobs on a manufacturing line to timetabling hospital surgery cases, the problem of how to efficiently manage limited resources pops up all the time."
},
{
"code": null,
... |
Count of ways to write N as a sum of three numbers - GeeksforGeeks | 20 Apr, 2021
Given a positive integer N, count number of ways to write N as a sum of three numbers. For numbers which are not expressible print -1.Examples:
Input: N = 4 Output: 3 Explanation: ( 1 + 1 + 2 ) = 4 ( 1 + 2 + 1 ) = 4 ( 2 + 1 + 1 ) = 4. So in total, there are 3 ways.Input: N = 5 Output: 6 ( 1 + 1 + 3 ) = 5 ... | [
{
"code": null,
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"s": 26383,
"text": "\n20 Apr, 2021"
},
{
"code": null,
"e": 26556,
"s": 26411,
"text": "Given a positive integer N, count number of ways to write N as a sum of three numbers. For numbers which are not expressible print -1.Examples: "
},
{
"cod... |
HTML strong Tag - GeeksforGeeks | 17 Mar, 2022
The <strong> tag in HTML is the parsed tag and used to show the importance of the text. Make that text bold.
Syntax:
<strong> Contents... </strong>
Example:
HTML
<!DOCTYPE html><html> <body> <h1>GeeksforGeeks</h1> <h2><strong> Tag</h2> <!-- html strong tag used here --> ... | [
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"code": null,
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"text": "The <strong> tag in HTML is the parsed tag and used to show the importance of the text. Make that text bold."
},
{
"code": null,
"e": 24509,
"s": 2... |
Can you create an array of Generics type in Java? | Generics is a concept in Java where you can enable a class, interface and, method, accept all (reference) types as parameters. In other words it is the concept which enables the users to choose the reference type that a method, constructor of a class accepts, dynamically. By defining a class as generic you are making i... | [
{
"code": null,
"e": 1430,
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"text": "Generics is a concept in Java where you can enable a class, interface and, method, accept all (reference) types as parameters. In other words it is the concept which enables the users to choose the reference type that a method, constructor of a class ac... |
How to check if remote ports are open using PowerShell? | Earlier days we were using telnet clients to check the remote port connectivity, in fact, we are still using it with cmd and PowerShell but this feature is not by default installed in OS and some companies have restrictions on installing new features including telnet.
We can leverage PowerShell to test remote port conn... | [
{
"code": null,
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"s": 1062,
"text": "Earlier days we were using telnet clients to check the remote port connectivity, in fact, we are still using it with cmd and PowerShell but this feature is not by default installed in OS and some companies have restrictions on installing new features in... |
JDBC - Data Types | The JDBC driver converts the Java data type to the appropriate JDBC type, before sending it to the database. It uses a default mapping for most data types. For example, a Java int is converted to an SQL INTEGER. Default mappings were created to provide consistency between drivers.
The following table summarizes the def... | [
{
"code": null,
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"s": 2162,
"text": "The JDBC driver converts the Java data type to the appropriate JDBC type, before sending it to the database. It uses a default mapping for most data types. For example, a Java int is converted to an SQL INTEGER. Default mappings were created to provide ... |
Fetching multiple MySQL rows based on a specific input within one of the table columns? | Let us first create a table −
mysql> create table DemoTable1528
-> (
-> StudentId int NOT NULL AUTO_INCREMENT PRIMARY KEY,
-> StudentName varchar(20),
-> StudentSubject varchar(20)
-> );
Query OK, 0 rows affected (0.53 sec)
Insert some records in the table using insert command −
mysql> insert into DemoTa... | [
{
"code": null,
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"s": 1062,
"text": "Let us first create a table −"
},
{
"code": null,
"e": 1301,
"s": 1092,
"text": "mysql> create table DemoTable1528\n -> (\n -> StudentId int NOT NULL AUTO_INCREMENT PRIMARY KEY,\n -> StudentName varchar(20),\n -> StudentSubje... |
5 Ways Julia Is Better Than Python | by Emmett Boudreau | Towards Data Science | Julia is a multi-paradigm, primarily functional programming language that was created for machine-learning and statistical programming. Python is another multi-paradigm programming language that is used for machine-learning, though generally Python is considered to be object-oriented. Julia, on the other hand, is more ... | [
{
"code": null,
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"s": 172,
"text": "Julia is a multi-paradigm, primarily functional programming language that was created for machine-learning and statistical programming. Python is another multi-paradigm programming language that is used for machine-learning, though generally Python is con... |
How to return 2 values from a Java method | A method can give multiple values if we pass an object to the method and then modifies its values. See the example below −
public class Tester {
public static void main(String[] args) {
Model model = new Model();
model.data1 = 1;
model.data2 = 2;
System.out.println(model.data1 + ", " + model.... | [
{
"code": null,
"e": 1185,
"s": 1062,
"text": "A method can give multiple values if we pass an object to the method and then modifies its values. See the example below −"
},
{
"code": null,
"e": 1633,
"s": 1185,
"text": "public class Tester {\n public static void main(String[] ... |
Building a Road Sign Classifier in Keras | by Nushaine Ferdinand | Towards Data Science | There are so many different types of traffic signs out there, each with different colours, shapes and sizes. Sometimes, there are two signs may have a similar colour, shape and size, but have 2 totally different meanings. How on earth would we ever be able to program a computer to correctly classify a traffic sign on t... | [
{
"code": null,
"e": 590,
"s": 172,
"text": "There are so many different types of traffic signs out there, each with different colours, shapes and sizes. Sometimes, there are two signs may have a similar colour, shape and size, but have 2 totally different meanings. How on earth would we ever be abl... |
Count distinct pairs from two arrays having same sum of digits in C++ | We are given with two arrays let’s say, arr_1[] and arr_2[] having integer values and the task is to calculate the count of distinct pairs having the same sum of digits. It means, one value should be selected from an arr_1[] and second value from arr_2[] to form a pair and both the values should have the same sum digit... | [
{
"code": null,
"e": 1385,
"s": 1062,
"text": "We are given with two arrays let’s say, arr_1[] and arr_2[] having integer values and the task is to calculate the count of distinct pairs having the same sum of digits. It means, one value should be selected from an arr_1[] and second value from arr_2[... |
Different ways to access Instance Variable in Python - GeeksforGeeks | 04 May, 2020
Instance attributes are those attributes that are not shared by objects. Every object has its own copy of the instance attribute i.e. for every object, instance attribute is different.
There are two ways to access the instance variable of class:
Within the class by using self and object reference.
Using ge... | [
{
"code": null,
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"text": "\n04 May, 2020"
},
{
"code": null,
"e": 24775,
"s": 24590,
"text": "Instance attributes are those attributes that are not shared by objects. Every object has its own copy of the instance attribute i.e. for every object, instance at... |
Generate Junit Test Cases Using Randoop API in Java | 06 Jun, 2021
Here we will be discussing how to generate Junit test cases using Randoop along with sample illustration and snapshots of the current instances. So basically in Development If we talk about test cases, then every developer has to write test cases manually. Which is counted in the development effort and als... | [
{
"code": null,
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"text": "\n06 Jun, 2021"
},
{
"code": null,
"e": 703,
"s": 28,
"text": "Here we will be discussing how to generate Junit test cases using Randoop along with sample illustration and snapshots of the current instances. So basically in Development If... |
Output of C programs | Set 42 | 29 Oct, 2021
QUE.1 What is the output of following program?
C
#include <stdio.h>int main(){ int x = 10, *y, **z; y = &x; z = &y; printf("%d %d %d", *y, **z, *(*z)); return 0;}
a. 10 10 10 b. 100xaa54f10 c. Run time error d. No Output
Answer : a
Explanation: Because y contains the address of x so *y p... | [
{
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"text": "\n29 Oct, 2021"
},
{
"code": null,
"e": 100,
"s": 52,
"text": "QUE.1 What is the output of following program? "
},
{
"code": null,
"e": 102,
"s": 100,
"text": "C"
},
{
"code": "#include <stdio.h>int main(){ ... |
Students with maximum average score of three subjects | 09 Jun, 2021
Given a file containing data of student name and marks scored by him/her in 3 subjects. The task is to find the list of students having the maximum average score. Note : If more than one student has the maximum average score, print them as per the order in the file.Examples:
Input : file[] = {“Shrikanth”... | [
{
"code": null,
"e": 28,
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"text": "\n09 Jun, 2021"
},
{
"code": null,
"e": 306,
"s": 28,
"text": "Given a file containing data of student name and marks scored by him/her in 3 subjects. The task is to find the list of students having the maximum average score. Note : If mo... |
Python | Assign range of elements to List | 13 May, 2019
Assigning elements to list is a common problem and many varieties of it have been discussed in the previous articles. This particular article discusses the insertion of range of elements in the list. Let’s discuss certain ways in which this problem can be solved.
Method #1 : Using extend()This can be solve... | [
{
"code": null,
"e": 53,
"s": 25,
"text": "\n13 May, 2019"
},
{
"code": null,
"e": 317,
"s": 53,
"text": "Assigning elements to list is a common problem and many varieties of it have been discussed in the previous articles. This particular article discusses the insertion of range... |
Python | Program to accept the strings which contains all vowels | 23 Jun, 2022
Given a string, the task is to check if every vowel is present or not. We consider a vowel to be present if it is present in upper case or lower case. i.e. ‘a’, ‘e’, ‘i’.’o’, ‘u’ or ‘A’, ‘E’, ‘I’, ‘O’, ‘U’ . Examples :
Input : geeksforgeeks
Output : Not Accepted
All vowels except 'a','i','u' are not prese... | [
{
"code": null,
"e": 53,
"s": 25,
"text": "\n23 Jun, 2022"
},
{
"code": null,
"e": 273,
"s": 53,
"text": "Given a string, the task is to check if every vowel is present or not. We consider a vowel to be present if it is present in upper case or lower case. i.e. ‘a’, ‘e’, ‘i’.’o’,... |
How to Train Detectron2 on Custom Object Detection Data | by Jacob Solawetz | Towards Data Science | Overview of Detectron2
Overview of our custom dataset
Install Detectron2 dependencies
Download custom Detectron2 object detection data
Visualize Detectron2 training data
Write our Detectron2 training configuration
Run Detectron2 training
Evaluate Detectron2 performance
Run Detectron2 inference on test images
Colab Note... | [
{
"code": null,
"e": 70,
"s": 47,
"text": "Overview of Detectron2"
},
{
"code": null,
"e": 101,
"s": 70,
"text": "Overview of our custom dataset"
},
{
"code": null,
"e": 133,
"s": 101,
"text": "Install Detectron2 dependencies"
},
{
"code": null,
"e... |
Which collection classes are thread-safe in Java? | A thread-safe class is a class that guarantees the internal state of the class as well as returned values from methods, are correct while invoked concurrently from multiple threads. The collection classes that are thread-safe in Java are Stack, Vector, Properties, Hashtable, etc.
The Stack class in Java implements the ... | [
{
"code": null,
"e": 1343,
"s": 1062,
"text": "A thread-safe class is a class that guarantees the internal state of the class as well as returned values from methods, are correct while invoked concurrently from multiple threads. The collection classes that are thread-safe in Java are Stack, Vector, ... |
SLF4J - Error Messages | In this chapter, we will discuss the various error messages or warning we get while working with SLF4J and the causes/ meanings of those messages.
This is a warning which is caused when there are no SLF4J bindings provided in the classpath.
Following is the complete warning −
SLF4J: Failed to load class "org.slf4j.impl... | [
{
"code": null,
"e": 1932,
"s": 1785,
"text": "In this chapter, we will discuss the various error messages or warning we get while working with SLF4J and the causes/ meanings of those messages."
},
{
"code": null,
"e": 2026,
"s": 1932,
"text": "This is a warning which is caused w... |
Scikeras Tutorial: A Multi Input Multi Output(MIMO) Wrapper for CapsNet Hyperparameter Tuning with Keras | by Anshuman Sabath | Towards Data Science | Use of Hyperparameter Tuning utilities, defined in sklearn, for Deep Learning models developed in Keras has been a challenge; especially for models defined using the Keras API. Scikeras, however, is here to change that. In this article we explore creating a wrapper for non-sequential model(CapsNet) with multiple inputs... | [
{
"code": null,
"e": 579,
"s": 172,
"text": "Use of Hyperparameter Tuning utilities, defined in sklearn, for Deep Learning models developed in Keras has been a challenge; especially for models defined using the Keras API. Scikeras, however, is here to change that. In this article we explore creating... |
Merge Sort for Linked List | Practice | GeeksforGeeks | Given Pointer/Reference to the head of the linked list, the task is to Sort the given linked list using Merge Sort.
Note: If the length of linked list is odd, then the extra node should go in the first list while splitting.
Example 1:
Input:
N = 5
value[] = {3,5,2,4,1}
Output: 1 2 3 4 5
Explanation: After sorting the ... | [
{
"code": null,
"e": 462,
"s": 238,
"text": "Given Pointer/Reference to the head of the linked list, the task is to Sort the given linked list using Merge Sort.\nNote: If the length of linked list is odd, then the extra node should go in the first list while splitting."
},
{
"code": null,
... |
Find length of longest substring with at most K normal characters - GeeksforGeeks | 03 Jun, 2021
Given a string P consisting of small English letters and a 26-digit bit string Q, where 1 represents the special character and 0 represents a normal character for the 26 English alphabets. The task is to find the length of the longest substring with at most K normal characters.
Examples:
Input : P = “norm... | [
{
"code": null,
"e": 25069,
"s": 25041,
"text": "\n03 Jun, 2021"
},
{
"code": null,
"e": 25348,
"s": 25069,
"text": "Given a string P consisting of small English letters and a 26-digit bit string Q, where 1 represents the special character and 0 represents a normal character for ... |
Distance formula - Coordinate Geometry | Class 10 Maths - GeeksforGeeks | 27 Oct, 2020
The distance formula is one of the important concepts in coordinate geometry which is used widely. By using the distance formula we can find the shortest distance i.e drawing a straight line between points. There are two ways to find the distance between points:
Pythagorean theoremDistance formula
Pythagor... | [
{
"code": null,
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"s": 24672,
"text": "\n27 Oct, 2020"
},
{
"code": null,
"e": 24963,
"s": 24700,
"text": "The distance formula is one of the important concepts in coordinate geometry which is used widely. By using the distance formula we can find the shortest distance ... |
How to store decimal values in a table using PreparedStatement in JDBC? | To insert records into a table that contains a decimal value using PreparedStatement you need to −
Register the driver − Register the driver class using the registerDriver() method of the DriverManager class. Pass the driver class name to it, as parameter.
Establish a connection − Connect ot the database using the getC... | [
{
"code": null,
"e": 1161,
"s": 1062,
"text": "To insert records into a table that contains a decimal value using PreparedStatement you need to −"
},
{
"code": null,
"e": 1319,
"s": 1161,
"text": "Register the driver − Register the driver class using the registerDriver() method o... |
Create and Access a Python Package | In this article, we are going to learn about the packages in Python. Packages help us to structure packages and modules in an organized hierarchy. Let's see how to create packages in Python.
We have included a __init__.py, file inside a directory to tell Python that the current directory is a package. Whenever you want... | [
{
"code": null,
"e": 1253,
"s": 1062,
"text": "In this article, we are going to learn about the packages in Python. Packages help us to structure packages and modules in an organized hierarchy. Let's see how to create packages in Python."
},
{
"code": null,
"e": 1552,
"s": 1253,
... |
Find the frequency of a digit in a number using C++. | Here we will see how to get the frequency of a digit in a number. Suppose a number is like 12452321, the digit D = 2, then the frequency is 3.
To solve this problem, we take the last digit from the number, then check whether this is equal to d or not, if so then increase the counter, then reduce the number by dividing ... | [
{
"code": null,
"e": 1205,
"s": 1062,
"text": "Here we will see how to get the frequency of a digit in a number. Suppose a number is like 12452321, the digit D = 2, then the frequency is 3."
},
{
"code": null,
"e": 1462,
"s": 1205,
"text": "To solve this problem, we take the last... |
Lodash _.isNumeric() Method - GeeksforGeeks | 30 Sep, 2020
The Lodash _.isNumeric() method checks whether the given value is a Numeric value or not and returns the corresponding boolean value. It can be a string containing a numeric value, exponential notation or a Number object, etc.
Syntax:
_.isNumeric( value );
Parameters: This method takes single parameter as... | [
{
"code": null,
"e": 27096,
"s": 27068,
"text": "\n30 Sep, 2020"
},
{
"code": null,
"e": 27323,
"s": 27096,
"text": "The Lodash _.isNumeric() method checks whether the given value is a Numeric value or not and returns the corresponding boolean value. It can be a string containing... |
100x faster Hyperparameter Search Framework with Pyspark | by Rahul Agarwal | Towards Data Science | Recently I was working on tuning hyperparameters for a huge Machine Learning model.
Manual tuning was not an option since I had to tweak a lot of parameters. Hyperopt was also not an option as it works serially i.e. at a time, only a single model is being built. So it was taking up a lot of time to train each model and... | [
{
"code": null,
"e": 255,
"s": 171,
"text": "Recently I was working on tuning hyperparameters for a huge Machine Learning model."
},
{
"code": null,
"e": 520,
"s": 255,
"text": "Manual tuning was not an option since I had to tweak a lot of parameters. Hyperopt was also not an opt... |
Sum of all elements of N-ary Tree - GeeksforGeeks | 08 Nov, 2021
Given an N-ary tree, find sum of all elements in it.
Example :
Input : Above tree
Output : Sum is 536
Approach : The approach used is similar to Level Order traversal in a binary tree. Start by pushing the root node in the queue. And for each node, while popping it from queue, add the value of this no... | [
{
"code": null,
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},
{
"code": null,
"e": 26413,
"s": 26359,
"text": "Given an N-ary tree, find sum of all elements in it. "
},
{
"code": null,
"e": 26425,
"s": 26413,
"text": "Example : "
},
{
"code": nu... |
Alternative of Array splice() method in JavaScript - GeeksforGeeks | 09 Aug, 2021
Array splice() method is a method of JavaScript and In this articles we are discussing what are alternatives of this method. Here are 2 examples discussed below.
Approach 1: In this approach, the startIndex(From where to start removing the elements) and count(Number of elements to remove) are the variables... | [
{
"code": null,
"e": 26655,
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"text": "\n09 Aug, 2021"
},
{
"code": null,
"e": 26817,
"s": 26655,
"text": "Array splice() method is a method of JavaScript and In this articles we are discussing what are alternatives of this method. Here are 2 examples discussed below."
... |
Absolute Layout in Android with Example - GeeksforGeeks | 02 Dec, 2020
An Absolute Layout allows you to specify the exact location .i.e., X and Y coordinates of its children with respect to the origin at the top left corner of the layout. The absolute layout is less flexible and harder to maintain for varying sizes of screens that’s why it is not recommended. Although Absolut... | [
{
"code": null,
"e": 26491,
"s": 26463,
"text": "\n02 Dec, 2020"
},
{
"code": null,
"e": 26826,
"s": 26491,
"text": "An Absolute Layout allows you to specify the exact location .i.e., X and Y coordinates of its children with respect to the origin at the top left corner of the lay... |
Creating a tabbed browser using PyQt5 - GeeksforGeeks | 05 Nov, 2021
In this article, we will see how we can create a tabbed browser using PyQt5.
Web browser is a software application for accessing information on the World Wide Web. When a user requests a web page from a particular website, the web browser retrieves the necessary content from a web server and then displays ... | [
{
"code": null,
"e": 25742,
"s": 25714,
"text": "\n05 Nov, 2021"
},
{
"code": null,
"e": 25819,
"s": 25742,
"text": "In this article, we will see how we can create a tabbed browser using PyQt5."
},
{
"code": null,
"e": 26630,
"s": 25819,
"text": "Web browser i... |
Nested Lambda Function in Python - GeeksforGeeks | 08 Jun, 2020
Prerequisites: Python lambda
In Python, anonymous function means that a function is without a name. As we already know the def keyword is used to define the normal functions and the lambda keyword is used to create anonymous functions. When we use lambda function inside another lambda function then it is c... | [
{
"code": null,
"e": 25379,
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"text": "\n08 Jun, 2020"
},
{
"code": null,
"e": 25408,
"s": 25379,
"text": "Prerequisites: Python lambda"
},
{
"code": null,
"e": 25716,
"s": 25408,
"text": "In Python, anonymous function means that a function is withou... |
GATE | GATE-CS-2014-(Set-3) | Question 21 - GeeksforGeeks | 28 Jun, 2021
The minimum number of arithmetic operations required to evaluate the polynomial P(X) = X5 + 4X3 + 6X + 5 for a given value of X using only one temporary variable.(A) 6(B) 7(C) 8(D) 9Answer: (B)Explanation:
P(X) = x5 + 4x3 + 6x + 5
=x ( x4 + 4x2 + 6 ) +5
=x ( x ( x3 + 4x ) + 6 ) + 5
=x ( x... | [
{
"code": null,
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"s": 25692,
"text": "\n28 Jun, 2021"
},
{
"code": null,
"e": 25926,
"s": 25720,
"text": "The minimum number of arithmetic operations required to evaluate the polynomial P(X) = X5 + 4X3 + 6X + 5 for a given value of X using only one temporary variable.(... |
not Keyword in Ruby - GeeksforGeeks | 27 Jul, 2020
The keyword “not” is different from the others. The “not” keyword gets an expression and inverts its boolean value – so given a true condition it will return false. It works like “!” operator in Ruby, the only difference between “and” keyword and “!” operator is “!” has the highest precedence of all opera... | [
{
"code": null,
"e": 25065,
"s": 25037,
"text": "\n27 Jul, 2020"
},
{
"code": null,
"e": 25407,
"s": 25065,
"text": "The keyword “not” is different from the others. The “not” keyword gets an expression and inverts its boolean value – so given a true condition it will return false... |
hostname command in Linux with examples - GeeksforGeeks | 21 May, 2019
hostname command in Linux is used to obtain the DNS(Domain Name System) name and set the system’s hostname or NIS(Network Information System) domain name. A hostname is a name which is given to a computer and it attached to the network. Its main purpose is to uniquely identify over a network.
Syntax :
host... | [
{
"code": null,
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},
{
"code": null,
"e": 25795,
"s": 25501,
"text": "hostname command in Linux is used to obtain the DNS(Domain Name System) name and set the system’s hostname or NIS(Network Information System) domain name. A hostna... |
std::is_same template in C++ with Examples - GeeksforGeeks | 08 Jun, 2020
The std::is_same template of C++ STL is present in the <type_traits> header file. The std::is_same template of C++ STL is used to check whether the type A is same type as of B or not. It return the boolean value true if both are same, otherwise return false.
Header File:
#include<type_traits>
Template Cla... | [
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"e": 25666,
"s": 25407,
"text": "The std::is_same template of C++ STL is present in the <type_traits> header file. The std::is_same template of C++ STL is used to check whether the type A is same ... |
Flutter - Mark as Favorite Feature - GeeksforGeeks | 22 Feb, 2022
Adding to favorites is a prevalent feature in many applications. It enables the users to mark or save images, addressed, links or others stuff for easy future reference. In this article, we are going to see how to implement favorites or add to favorites feature in a flutter application. This article list t... | [
{
"code": null,
"e": 25687,
"s": 25659,
"text": "\n22 Feb, 2022"
},
{
"code": null,
"e": 26338,
"s": 25687,
"text": "Adding to favorites is a prevalent feature in many applications. It enables the users to mark or save images, addressed, links or others stuff for easy future refe... |
Python - Convert key-values list to flat dictionary - GeeksforGeeks | 22 Apr, 2020
Sometimes, while working with Python dictionaries, we can have a problem in which we need to flatten dictionary of key-value pair pairing the equal index elements together. This can have utilities in web development and Data Science domain. Lets discuss certain way in which this task can be performed.
Meth... | [
{
"code": null,
"e": 25563,
"s": 25535,
"text": "\n22 Apr, 2020"
},
{
"code": null,
"e": 25866,
"s": 25563,
"text": "Sometimes, while working with Python dictionaries, we can have a problem in which we need to flatten dictionary of key-value pair pairing the equal index elements ... |
Switch Case in Dart - GeeksforGeeks | 10 May, 2020
In Dart, switch-case statements are a simplified version of the nested if-else statements. Its approach is the same as that in Java.
Syntax:
switch ( expression ) {
case value1: {
// Body of value1
} break;
case value2: {
//Body of value2
} break;
.
.
.
default: { ... | [
{
"code": null,
"e": 25277,
"s": 25249,
"text": "\n10 May, 2020"
},
{
"code": null,
"e": 25410,
"s": 25277,
"text": "In Dart, switch-case statements are a simplified version of the nested if-else statements. Its approach is the same as that in Java."
},
{
"code": null,
... |
How to Calculate Manhattan Distance in R? - GeeksforGeeks | 24 Dec, 2021
Manhattan distance is a distance metric between two points in an N-dimensional vector space. It is defined as the sum of absolute distance between coordinates in corresponding dimensions.
For example, In a 2-dimensional space having two points Point1 (x1,y1) and Point2 (x2,y2), the Manhattan distance is g... | [
{
"code": null,
"e": 24851,
"s": 24823,
"text": "\n24 Dec, 2021"
},
{
"code": null,
"e": 25040,
"s": 24851,
"text": "Manhattan distance is a distance metric between two points in an N-dimensional vector space. It is defined as the sum of absolute distance between coordinates in c... |
Java Examples - Interrupt a Thread | How to interrupt a running Thread?
Following example demonstrates how to interrupt a running thread interrupt() method of thread and check if a thread is interrupted using isInterrupted() method.
public class GeneralInterrupt extends Object implements Runnable {
public void run() {
try {
System.out.pr... | [
{
"code": null,
"e": 2103,
"s": 2068,
"text": "How to interrupt a running Thread?"
},
{
"code": null,
"e": 2264,
"s": 2103,
"text": "Following example demonstrates how to interrupt a running thread interrupt() method of thread and check if a thread is interrupted using isInterrup... |
jQuery Get Content and Attributes | jQuery contains powerful methods for changing and manipulating HTML elements and attributes.
One very important part of jQuery is the possibility to manipulate the DOM.
jQuery comes with a bunch of DOM related methods that make it easy to
access and manipulate elements and attributes.
DOM = Document Object Model
The D... | [
{
"code": null,
"e": 93,
"s": 0,
"text": "jQuery contains powerful methods for changing and manipulating HTML elements and attributes."
},
{
"code": null,
"e": 169,
"s": 93,
"text": "One very important part of jQuery is the possibility to manipulate the DOM."
},
{
"code":... |
Explainable Deep Neural Networks | by Javier Marin | Towards Data Science | Nature is an infinite sphere whose center is everywhere and whose circumference is nowhere.
B. Pascal
For some years, black box machine learning has been criticised for its limits in extracting knowledge from data. Deep Neural Networks (DNNs) are one of the most well-known of the ‘black box’ algorithms. Deep Neural Net... | [
{
"code": null,
"e": 264,
"s": 172,
"text": "Nature is an infinite sphere whose center is everywhere and whose circumference is nowhere."
},
{
"code": null,
"e": 274,
"s": 264,
"text": "B. Pascal"
},
{
"code": null,
"e": 957,
"s": 274,
"text": "For some years,... |
RecyclerView using GridLayoutManager in Android With Example - GeeksforGeeks | 06 Sep, 2021
RecyclerView is the improvised version of a ListView in Android. It was first introduced in Marshmallow. Recycler view in Android is the class that extends ViewGroup and implements Scrolling Interface. It can be used either in the form of ListView or in the form of Grid View.
While implementing Recycler v... | [
{
"code": null,
"e": 24289,
"s": 24261,
"text": "\n06 Sep, 2021"
},
{
"code": null,
"e": 24567,
"s": 24289,
"text": "RecyclerView is the improvised version of a ListView in Android. It was first introduced in Marshmallow. Recycler view in Android is the class that extends ViewGro... |
How to display the background color of an element in HTML? | Use the bgcolor attribute in HTML to display the background color of an element. It is used to control the background of an HTML element, specifically page body and table backgrounds.
Note − This attribute is not supported in HTML5.
You can try to run the following code to learn how to implement bgcolor attribute in HT... | [
{
"code": null,
"e": 1246,
"s": 1062,
"text": "Use the bgcolor attribute in HTML to display the background color of an element. It is used to control the background of an HTML element, specifically page body and table backgrounds."
},
{
"code": null,
"e": 1295,
"s": 1246,
"text":... |
Perl - Socket Programming | Socket is a Berkeley UNIX mechanism of creating a virtual duplex connection between different processes. This was later ported on to every known OS enabling communication between systems across geographical location running on different OS software. If not for the socket, most of the network communication between syste... | [
{
"code": null,
"e": 2575,
"s": 2220,
"text": "Socket is a Berkeley UNIX mechanism of creating a virtual duplex connection between different processes. This was later ported on to every known OS enabling communication between systems across geographical location running on different OS software. If ... |
How to Install Pillow on Linux? - GeeksforGeeks | 30 Sep, 2021
In this article, we will look into the various methods of installing the PIL package on a Linux machine. Python Imaging Library (expansion of PIL) is the de facto image processing package for Python language. It incorporates lightweight image processing tools that aid in editing, creating, and saving image... | [
{
"code": null,
"e": 24561,
"s": 24533,
"text": "\n30 Sep, 2021"
},
{
"code": null,
"e": 24872,
"s": 24561,
"text": "In this article, we will look into the various methods of installing the PIL package on a Linux machine. Python Imaging Library (expansion of PIL) is the de facto ... |
How to lock the Android device programmatically? | This example demonstrate about How to lock the Android device 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= "utf-8" ?>
<Rel... | [
{
"code": null,
"e": 1142,
"s": 1062,
"text": "This example demonstrate about How to lock the Android device programmatically."
},
{
"code": null,
"e": 1271,
"s": 1142,
"text": "Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required detail... |
CREATE SCHEMA in SQL Server - GeeksforGeeks | 02 Sep, 2020
A schema is a collection of database objects like tables, triggers, stored procedures, etc. A schema is connected with a user which is known as the schema owner. Database may have one or more schema.
SQL Server have some built-in schema, for example: dbo, guest, sys, and INFORMATION_SCHEMA.
dbo is default ... | [
{
"code": null,
"e": 23790,
"s": 23762,
"text": "\n02 Sep, 2020"
},
{
"code": null,
"e": 23990,
"s": 23790,
"text": "A schema is a collection of database objects like tables, triggers, stored procedures, etc. A schema is connected with a user which is known as the schema owner. D... |
Consuming a GraphQL API using fetch - React Client - GeeksforGeeks | 13 Dec, 2021
In this article, we will learn to develop a React application, which will fetch the data from a public GraphQL API using Fetch. We will use The Movie Database Wrapper ( TMDB ) API to fetch the shows available with name/keyword. You can find the API reference and source code links at the end of this article... | [
{
"code": null,
"e": 24826,
"s": 24798,
"text": "\n13 Dec, 2021"
},
{
"code": null,
"e": 25135,
"s": 24826,
"text": "In this article, we will learn to develop a React application, which will fetch the data from a public GraphQL API using Fetch. We will use The Movie Database Wrap... |
C++ Conditional ? : Operator | Exp1 ? Exp2 : Exp3;
where Exp1, Exp2, and Exp3 are expressions. Notice the use and placement of the colon. The value of a ? expression is determined like this: Exp1 is evaluated. If it is true, then Exp2 is evaluated and becomes the value of the entire ? expression. If Exp1 is false, then Exp3 is evaluated and its val... | [
{
"code": null,
"e": 2339,
"s": 2318,
"text": "Exp1 ? Exp2 : Exp3;\n"
},
{
"code": null,
"e": 2678,
"s": 2339,
"text": "where Exp1, Exp2, and Exp3 are expressions. Notice the use and placement of the colon. The value of a ? expression is determined like this: Exp1 is evaluated. I... |
Python program to count total set bits in all number from 1 to n. | Given a positive integer n, then we change to its binary representation and count the total number of set bits.
Input : n=3
Output : 4
Step 1: Input a positive integer data.
Step 2: then convert it to binary form.
Step 3: initialize the variable s = 0.
Step 4: traverse every element and add.
Step 5: display sum.
# Pyth... | [
{
"code": null,
"e": 1174,
"s": 1062,
"text": "Given a positive integer n, then we change to its binary representation and count the total number of set bits."
},
{
"code": null,
"e": 1197,
"s": 1174,
"text": "Input : n=3\nOutput : 4"
},
{
"code": null,
"e": 1376,
... |
Is Sudoku Valid | Practice | GeeksforGeeks | Given an incomplete Sudoku configuration in terms of a 9x9 2-D square matrix(mat[][]) the task to check if the current configuration is valid or not where a 0 represents an empty block.
Note: Current valid configuration does not ensure validity of the final solved sudoku.
Refer to this : https://en.wikipedia.org/wiki... | [
{
"code": null,
"e": 566,
"s": 238,
"text": "Given an incomplete Sudoku configuration in terms of a 9x9 2-D square matrix(mat[][]) the task to check if the current configuration is valid or not where a 0 represents an empty block.\nNote: Current valid configuration does not ensure validity of the f... |
Dangling, Void, Null and Wild Pointers in C/C++ | Dangling pointer is a pointer pointing to a memory location that has been freed (or deleted). There are different ways where Pointer acts as dangling pointer
The pointer pointing to local variable becomes dangling when local variable is not static.
int *show(void) {
int n = 76; /* ... */ return &n;
}
Output of this ... | [
{
"code": null,
"e": 1220,
"s": 1062,
"text": "Dangling pointer is a pointer pointing to a memory location that has been freed (or deleted). There are different ways where Pointer acts as dangling pointer"
},
{
"code": null,
"e": 1311,
"s": 1220,
"text": "The pointer pointing to ... |
Maximum difference between two elements such that larger element appears after the smaller number in C | We are given with an array of integers of size N. The array consists of integers in random order. The task is to find the maximum difference between two elements such that the larger element appears after the smaller number. That is Arr[j]-Arr[i] is maximum such that j>i.
Input
Arr[] = { 2,1,3,8,3,19,21}.
Output −The ... | [
{
"code": null,
"e": 1335,
"s": 1062,
"text": "We are given with an array of integers of size N. The array consists of integers in random order. The task is to find the maximum difference between two elements such that the larger element appears after the smaller number. That is Arr[j]-Arr[i] is max... |
How to Generate MS Word Tables With Python | by Dardan Xhymshiti | Towards Data Science | Whenever automation is discussed, Python is often mentioned. The easy to use syntax, huge number of libraries and the script oriented language construction make Python excel on automation compared to other programming languages.
Small and big companies generate reports daily with Microsoft Office tools such as Word and... | [
{
"code": null,
"e": 400,
"s": 171,
"text": "Whenever automation is discussed, Python is often mentioned. The easy to use syntax, huge number of libraries and the script oriented language construction make Python excel on automation compared to other programming languages."
},
{
"code": null... |
HTML | DOM Table Object - GeeksforGeeks | 31 Jan, 2019
The Table object is used for representing an HTML <table> element. It can be used to create and access a table.
Syntax:
To access table element.:document.getElementById("id");
document.getElementById("id");
To create a table object:document.createElement("TABLE");
document.createElement("TABLE");
Below pro... | [
{
"code": null,
"e": 23635,
"s": 23607,
"text": "\n31 Jan, 2019"
},
{
"code": null,
"e": 23747,
"s": 23635,
"text": "The Table object is used for representing an HTML <table> element. It can be used to create and access a table."
},
{
"code": null,
"e": 23755,
"s"... |
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