title stringlengths 3 221 | text stringlengths 17 477k | parsed listlengths 0 3.17k |
|---|---|---|
How to find the root mean square of a vector in R? | To find the root mean square of a vector we can find the mean of the squared values then take the square root of the resulting vector. This can be done in a single and very short line of code. For example, if we have a vector x and we want to find the root mean square of this vector then it can be done as sqrt(mean(x^2... | [
{
"code": null,
"e": 1386,
"s": 1062,
"text": "To find the root mean square of a vector we can find the mean of the squared values then take the square root of the resulting vector. This can be done in a single and very short line of code. For example, if we have a vector x and we want to find the r... |
Check if reversing a sub array make the array sorted - GeeksforGeeks | 13 Apr, 2021
Given an array of distinct n integers. The task is to check whether reversing one sub-array make the array sorted or not. If the array is already sorted or by reversing a subarray once make it sorted, print “Yes”, else print “No”.Examples:
Input : arr [] = {1, 2, 5, 4, 3}
Output : Yes
By reversing the su... | [
{
"code": null,
"e": 24891,
"s": 24863,
"text": "\n13 Apr, 2021"
},
{
"code": null,
"e": 25133,
"s": 24891,
"text": "Given an array of distinct n integers. The task is to check whether reversing one sub-array make the array sorted or not. If the array is already sorted or by reve... |
Product array puzzle | Practice | GeeksforGeeks | Given an array nums[] of size n, construct a Product Array P (of same size n) such that P[i] is equal to the product of all the elements of nums except nums[i].
Example 1:
Input:
n = 5
nums[] = {10, 3, 5, 6, 2}
Output:
180 600 360 300 900
Explanation:
For i=0, P[i] = 3*5*6*2 = 180.
For i=1, P[i] = 10*5*6*2 = 600.
Fo... | [
{
"code": null,
"e": 399,
"s": 238,
"text": "Given an array nums[] of size n, construct a Product Array P (of same size n) such that P[i] is equal to the product of all the elements of nums except nums[i]."
},
{
"code": null,
"e": 412,
"s": 401,
"text": "Example 1:"
},
{
... |
Get number from user input and display in console with JavaScript | You can use # to get the value when user clicks the button using document.querySelector(“”);
Following is the JavaScript code −
Live Demo
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<link rel="stylesheet" ... | [
{
"code": null,
"e": 1190,
"s": 1062,
"text": "You can use # to get the value when user clicks the button using document.querySelector(“”);\nFollowing is the JavaScript code −"
},
{
"code": null,
"e": 1201,
"s": 1190,
"text": " Live Demo"
},
{
"code": null,
"e": 2349,... |
Using Random Forest to tell if you have a representative Validation Set | by Alessandro Kosciansky | Towards Data Science | When running a predictive model — be that during a Kaggle competition or the real world — you need a representative validation set to check whether the model you are training, generalises well — that is, the model can make good predictions on data it has never seen before.
So what do I mean by ‘representative’? Well, a... | [
{
"code": null,
"e": 446,
"s": 172,
"text": "When running a predictive model — be that during a Kaggle competition or the real world — you need a representative validation set to check whether the model you are training, generalises well — that is, the model can make good predictions on data it has ... |
Update data in one table from data in another table in MySQL? | For this, you can use UPDATE command along with JOIN.
Let us create the first table −
mysql> create table demo54
−> (
−> firstName varchar(20),
−> lastName varchar(20)
−> );
Query OK, 0 rows affected (0.57 sec)
Insert some records into the table with the help of insert command −
mysql> insert into demo54 values('John',... | [
{
"code": null,
"e": 1116,
"s": 1062,
"text": "For this, you can use UPDATE command along with JOIN."
},
{
"code": null,
"e": 1148,
"s": 1116,
"text": "Let us create the first table −"
},
{
"code": null,
"e": 1273,
"s": 1148,
"text": "mysql> create table demo5... |
PyQtGraph – Hide the Bar Graph - GeeksforGeeks | 25 Sep, 2020
In this article we will see how we can hide the bar graph in the PyQtGraph module. PyQtGraph is a graphics and user interface library for Python that provides functionality commonly required in designing and science applications. Its primary goals are to provide fast, interactive graphics for displaying da... | [
{
"code": null,
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"s": 24200,
"text": "\n25 Sep, 2020"
},
{
"code": null,
"e": 25083,
"s": 24228,
"text": "In this article we will see how we can hide the bar graph in the PyQtGraph module. PyQtGraph is a graphics and user interface library for Python that provides func... |
Cryptography with Python - Affine Cipher | Affine Cipher is the combination of Multiplicative Cipher and Caesar Cipher algorithm. The basic implementation of affine cipher is as shown in the image below −
In this chapter, we will implement affine cipher by creating its corresponding class that includes two basic functions for encryption and decryption.
You can ... | [
{
"code": null,
"e": 2454,
"s": 2292,
"text": "Affine Cipher is the combination of Multiplicative Cipher and Caesar Cipher algorithm. The basic implementation of affine cipher is as shown in the image below −"
},
{
"code": null,
"e": 2604,
"s": 2454,
"text": "In this chapter, we ... |
Check if a given year is leap year in PL/SQL | Here we will see how to check given year is leap year or not, using PL/SQL. In PL/SQL code, some group of commands are arranged within a block of related declaration of statements.
The leap year checking algorithm is like below.
isLeapYear(year):
begin
if year is divisible by 4 and not divisible by 100, then
i... | [
{
"code": null,
"e": 1243,
"s": 1062,
"text": "Here we will see how to check given year is leap year or not, using PL/SQL. In PL/SQL code, some group of commands are arranged within a block of related declaration of statements."
},
{
"code": null,
"e": 1291,
"s": 1243,
"text": "T... |
Interpretable K-Means: Clusters Feature Importances | by Yousef Alghofaili | Towards Data Science | Machine learning models go through many stages for them to be considered production-ready. One critical stage is that moment of truth where the model is given a scientific green light; Model Evaluation. Many evaluation metrics are designated for different purposes and problem specifications, but none of them is flawles... | [
{
"code": null,
"e": 709,
"s": 172,
"text": "Machine learning models go through many stages for them to be considered production-ready. One critical stage is that moment of truth where the model is given a scientific green light; Model Evaluation. Many evaluation metrics are designated for different... |
What is Is-a relationship in Java? | IS-A is a way of saying: This object is a type of that object. Let us see how the extends keyword is used to achieve inheritance.
public class Animal {
}
public class Mammal extends Animal {
}
public class Reptile extends Animal {
}
public class Dog extends Mammal {
}
Now, based on the above example, in Object-Oriented... | [
{
"code": null,
"e": 1192,
"s": 1062,
"text": "IS-A is a way of saying: This object is a type of that object. Let us see how the extends keyword is used to achieve inheritance."
},
{
"code": null,
"e": 1331,
"s": 1192,
"text": "public class Animal {\n}\npublic class Mammal extend... |
Pascal - Continue Statement | The continue statement in Pascal works somewhat like the break statement. Instead of forcing termination, however, continue forces the next iteration of the loop to take place, skipping any code in between.
For the for-do loop, continue statement causes the conditional test and increment portions of the loop to execute... | [
{
"code": null,
"e": 2290,
"s": 2083,
"text": "The continue statement in Pascal works somewhat like the break statement. Instead of forcing termination, however, continue forces the next iteration of the loop to take place, skipping any code in between."
},
{
"code": null,
"e": 2528,
... |
stack empty() and stack size() in C++ STL - GeeksforGeeks | 19 Sep, 2018
Stacks are a type of container adaptors with LIFO(Last In First Out) type of working, where a new element is added at one end and (top) an element is removed from that end only.
empty() function is used to check if the stack container is empty or not.
Syntax :
stackname.empty()
Parameters :
No parameters a... | [
{
"code": null,
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"s": 23704,
"text": "\n19 Sep, 2018"
},
{
"code": null,
"e": 23910,
"s": 23732,
"text": "Stacks are a type of container adaptors with LIFO(Last In First Out) type of working, where a new element is added at one end and (top) an element is removed from ... |
Finding the only unique string in an array using JavaScript | We are required to write a JavaScript function that takes in an array of strings.
All the strings in the array contain the same characters, or the repetition of characters, and just one string contains a different set of characters. Our function should find and return that string.
For example
If the array is −
[‘ba’, '... | [
{
"code": null,
"e": 1344,
"s": 1062,
"text": "We are required to write a JavaScript function that takes in an array of strings.\nAll the strings in the array contain the same characters, or the repetition of characters, and just one string contains a different set of characters. Our function should... |
Assembly - Loops | The JMP instruction can be used for implementing loops. For example, the following code snippet can be used for executing the loop-body 10 times.
MOV CL, 10
L1:
<LOOP-BODY>
DEC CL
JNZ L1
The processor instruction set, however, includes a group of loop instructions for implementing iteration. The basic LOOP instruction ... | [
{
"code": null,
"e": 2231,
"s": 2085,
"text": "The JMP instruction can be used for implementing loops. For example, the following code snippet can be used for executing the loop-body 10 times."
},
{
"code": null,
"e": 2272,
"s": 2231,
"text": "MOV\tCL, 10\nL1:\n<LOOP-BODY>\nDEC\t... |
Train a Custom Object Detection Model using Mask RCNN | by Samden Lepcha | Towards Data Science | A complete guide from installation and training to deploying a custom trained object detection model in a webapp.
According to Wikipedia “A pothole is a depression in a road surface, usually asphalt pavement, where traffic has removed broken pieces of the pavement”. Edmonton the “self proclaimed pothole capital” in Alb... | [
{
"code": null,
"e": 286,
"s": 172,
"text": "A complete guide from installation and training to deploying a custom trained object detection model in a webapp."
},
{
"code": null,
"e": 837,
"s": 286,
"text": "According to Wikipedia “A pothole is a depression in a road surface, usu... |
Scraping 1000’s of News Articles using 10 simple steps | by Kajal Yadav | Towards Data Science | Web Scraping Series: Using Python and Software
Part-1: Scraping web pages without using Software: Python
Part-2: Scraping web Pages using Software: Octoparse
Table Of Content
1.Introduction
1.1 Why This article?
1.2 Who should read this article?
2. Overview
2.1 A brief introduction to webpage design and HTML
2.2 Web-sc... | [
{
"code": null,
"e": 219,
"s": 172,
"text": "Web Scraping Series: Using Python and Software"
},
{
"code": null,
"e": 277,
"s": 219,
"text": "Part-1: Scraping web pages without using Software: Python"
},
{
"code": null,
"e": 330,
"s": 277,
"text": "Part-2: Scra... |
JqueryUI - Resizable | jQueryUI provides resizable() method to resize any DOM element. This method simplifies the resizing of element which otherwise takes time and lot of coding in HTML. The resizable () method displays an icon in the bottom right of the item to resize.
The resizable() method can be used in two forms −
$(selector, context).... | [
{
"code": null,
"e": 2513,
"s": 2264,
"text": "jQueryUI provides resizable() method to resize any DOM element. This method simplifies the resizing of element which otherwise takes time and lot of coding in HTML. The resizable () method displays an icon in the bottom right of the item to resize."
}... |
Kotlin Constructors | In the previous chapter, we created an object of a class, and specified the properties inside the class, like this:
class Car {
var brand = ""
var model = ""
var year = 0
}
fun main() {
val c1 = Car()
c1.brand = "Ford"
c1.model = "Mustang"
c1.year = 1969
}
In Kotlin, there's a faster way of doing this, b... | [
{
"code": null,
"e": 116,
"s": 0,
"text": "In the previous chapter, we created an object of a class, and specified the properties inside the class, like this:"
},
{
"code": null,
"e": 272,
"s": 116,
"text": "class Car {\n var brand = \"\"\n var model = \"\"\n var year = 0\n}\n... |
Select multiple columns in a Pandas DataFrame | To select multiple columns in a Pandas DataFrame, we can create new a DataFrame from the existing DataFrame
Create a two-dimensional, size-mutable, potentially heterogeneous tabular data, df.
Create a two-dimensional, size-mutable, potentially heterogeneous tabular data, df.
Print the input DataFrame.
Print the input D... | [
{
"code": null,
"e": 1170,
"s": 1062,
"text": "To select multiple columns in a Pandas DataFrame, we can create new a DataFrame from the existing DataFrame"
},
{
"code": null,
"e": 1254,
"s": 1170,
"text": "Create a two-dimensional, size-mutable, potentially heterogeneous tabular ... |
Reinforcement Learning — Cliff Walking Implementation | by Jeremy Zhang | Towards Data Science | The essence of reinforcement learning is the way the agent iteratively updates its estimation of state, action pairs by trials(if you are not familiar with value iteration, please check my previous example). In previous posts, I have been repetitively talking about Q-learning and how the agent updates its Q-value based... | [
{
"code": null,
"e": 827,
"s": 179,
"text": "The essence of reinforcement learning is the way the agent iteratively updates its estimation of state, action pairs by trials(if you are not familiar with value iteration, please check my previous example). In previous posts, I have been repetitively tal... |
VBScript - Interview Questions | Dear readers, these VBScript Interview Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your interview for the subject of VBScript. As per my experience good interviewers hardly plan to ask any particular question during your interview, normally question... | [
{
"code": null,
"e": 2520,
"s": 2080,
"text": "Dear readers, these VBScript Interview Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your interview for the subject of VBScript. As per my experience good interviewers hardly plan to a... |
Convert ASCII TO UTF-8 Encoding in PHP? | If we know that the current encoding is ASCII, the 'iconv' function can be used to convert ASCII to UTF-8. The original string can be passed as a parameter to the iconv function to encode it to UTF-8.
Live Demo
<?php
$str = "ábrêcWtë";
echo 'Original :', ("$str"), PHP_EOL;
echo 'Plain :', iconv("UTF-8", "I... | [
{
"code": null,
"e": 1263,
"s": 1062,
"text": "If we know that the current encoding is ASCII, the 'iconv' function can be used to convert ASCII to UTF-8. The original string can be passed as a parameter to the iconv function to encode it to UTF-8."
},
{
"code": null,
"e": 1274,
"s": ... |
Uniscan – Web Application Penetration Testing Tool - GeeksforGeeks | 14 Sep, 2021
With the rapid growth in the development of Web-based applications, there is also growth in vulnerabilities for which hackers are awaiting from all sides. Finding those vulnerabilities can be difficult if we use a manual approach, but with the help of automated plenty of tools makes the process easier.
Vu... | [
{
"code": null,
"e": 24326,
"s": 24298,
"text": "\n14 Sep, 2021"
},
{
"code": null,
"e": 24631,
"s": 24326,
"text": "With the rapid growth in the development of Web-based applications, there is also growth in vulnerabilities for which hackers are awaiting from all sides. Finding ... |
What does “unsigned” in MySQL mean and when to use it? | The “unsigned” in MySQL is a data type. Whenever we write an unsigned to any column that means you cannot insert negative numbers. Suppose, for a very large number you can use unsigned type.
The maximum range with unsigned int is 4294967295.
Note: If you insert negative value you will get a MySQL error.
Here is the exa... | [
{
"code": null,
"e": 1253,
"s": 1062,
"text": "The “unsigned” in MySQL is a data type. Whenever we write an unsigned to any column that means you cannot insert negative numbers. Suppose, for a very large number you can use unsigned type."
},
{
"code": null,
"e": 1304,
"s": 1253,
... |
Lodash _.round() Method - GeeksforGeeks | 09 Sep, 2020
Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc.
The _.round() method is used to compute number rounded to precision.
Syntax:
_.round(number, [precision = 0])
Parameters: This method accepts two parameters as mention... | [
{
"code": null,
"e": 37045,
"s": 37017,
"text": "\n09 Sep, 2020"
},
{
"code": null,
"e": 37185,
"s": 37045,
"text": "Lodash is a JavaScript library that works on the top of underscore.js. Lodash helps in working with arrays, strings, objects, numbers, etc."
},
{
"code": n... |
Python program to find all Strong Numbers in given list | 24 Jun, 2019
Given a list, write a Python program to find all the Strong numbers in a given list of numbers.
A Strong Number is a number that is equal to the sum of factorial of its digits.
Examples:
Input : [1, 2, 5, 145, 654, 34]
Output : [1, 2, 145]
Input : [15, 58, 75, 675, 145, 2]
Output : [145, 2]
Explanation ... | [
{
"code": null,
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"text": "\n24 Jun, 2019"
},
{
"code": null,
"e": 148,
"s": 52,
"text": "Given a list, write a Python program to find all the Strong numbers in a given list of numbers."
},
{
"code": null,
"e": 229,
"s": 148,
"text": "A Strong ... |
Volume of solid of revolution | 20 Jun, 2020
A solid of revolution is generated by revolving a plane area R about a line L known as axis of revolution in the plane. Below image shows an example of solid of revolution.
We shall calculate the volume of solid of revolution when the equation of the curve is given in parametric form and polar form.
Parame... | [
{
"code": null,
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"text": "\n20 Jun, 2020"
},
{
"code": null,
"e": 225,
"s": 52,
"text": "A solid of revolution is generated by revolving a plane area R about a line L known as axis of revolution in the plane. Below image shows an example of solid of revolution."
... |
Spring Boot JPA - Native Query | Some time case arises, where we need a custom native query to fulfil one test case. We can use @Query annotation to specify a query within a repository. Following is an example. In this example, we are using native query, and set an attribute nativeQuery=true in Query annotation to mark the query as native.
We've added... | [
{
"code": null,
"e": 2421,
"s": 2112,
"text": "Some time case arises, where we need a custom native query to fulfil one test case. We can use @Query annotation to specify a query within a repository. Following is an example. In this example, we are using native query, and set an attribute nativeQuer... |
Amazon Interview Experience for SDE-1 (Off-Campus) | 11 May, 2021
I appeared for the amazon’s interview for SDE full-time role, and here is my experience
Technical Interview Round-1
First question was there are given n ropes of different lengths, we need to connect these ropes into one rope. The cost to connect two ropes is equal to the sum of their lengths. We need to c... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n11 May, 2021"
},
{
"code": null,
"e": 142,
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"text": "I appeared for the amazon’s interview for SDE full-time role, and here is my experience"
},
{
"code": null,
"e": 170,
"s": 142,
"text": "Technical Intervi... |
Auto-Fit vs Auto-Fill Property in CSS Grid | 17 Nov, 2021
One of the most important features in CSS Grid is that we can create a responsive layout without using a media query. We don’t need to write a media query for each viewport rather it can be adjusted by using some of the properties of CSS-Grid. It can be adjusted by simply using grid-template-columns proper... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n17 Nov, 2021"
},
{
"code": null,
"e": 427,
"s": 54,
"text": "One of the most important features in CSS Grid is that we can create a responsive layout without using a media query. We don’t need to write a media query for each viewport r... |
time.h localtime() function in C with Examples | 07 Nov, 2019
The localtime() function is defined in the time.h header file. The localtime( ) function return the local time of the user i.e time present at the task bar in computer.
Syntax:
tm* localtime(const time_t* t_ptr);
Parameter: This function accepts a parameter t_ptr which represents the pointer to time_t obje... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n07 Nov, 2019"
},
{
"code": null,
"e": 197,
"s": 28,
"text": "The localtime() function is defined in the time.h header file. The localtime( ) function return the local time of the user i.e time present at the task bar in computer."
},
... |
Send message to FB friend using Python | 22 Jan, 2022
The power of Python comes because of the large number of modules it has. This time we are going to use one of those. Every one of us, one time or another, has a wish of the message (or spamming -.-) our Facebook friend. This is a program that can do something similar. So without further delay, let’s jump r... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n22 Jan, 2022"
},
{
"code": null,
"e": 369,
"s": 52,
"text": "The power of Python comes because of the large number of modules it has. This time we are going to use one of those. Every one of us, one time or another, has a wish of the m... |
Knapsack with Duplicate Items | Practice | GeeksforGeeks | Given a set of N items, each with a weight and a value, represented by the array w[] and val[] respectively. Also, a knapsack with weight limit W.
The task is to fill the knapsack in such a way that we can get the maximum profit. Return the maximum profit.
Note: Each item can be taken any number of times.
Example 1:
... | [
{
"code": null,
"e": 545,
"s": 238,
"text": "Given a set of N items, each with a weight and a value, represented by the array w[] and val[] respectively. Also, a knapsack with weight limit W.\nThe task is to fill the knapsack in such a way that we can get the maximum profit. Return the maximum profi... |
How to Create and Use Signals in Django ? | 07 Oct, 2021
Signals are used to perform any action on modification of a model instance. The signals are utilities that help us to connect events with actions. We can develop a function that will run when a signal calls it. In other words, Signals are used to perform some action on modification/creation of a particular... | [
{
"code": null,
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"text": "\n07 Oct, 2021"
},
{
"code": null,
"e": 493,
"s": 54,
"text": "Signals are used to perform any action on modification of a model instance. The signals are utilities that help us to connect events with actions. We can develop a function t... |
Probability of getting at least K heads in N tosses of Coins | 25 Mar, 2021
Given N number of coins, the task is to find probability of getting at least K number of heads after tossing all the N coins simultaneously.Example :
Suppose we have 3 unbiased coins and we have to
find the probability of getting at least 2 heads,
so there are 23 = 8 ways to toss these
coins, i.e.,
HHH, ... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n25 Mar, 2021"
},
{
"code": null,
"e": 204,
"s": 52,
"text": "Given N number of coins, the task is to find probability of getting at least K number of heads after tossing all the N coins simultaneously.Example : "
},
{
"code": ... |
SQL Query to Get Column Names From a Table | 10 Oct, 2021
SQL stands for Structured Query Language. It is a language used to interact with the database, i.e to create a database, to create a table in the database, to retrieve data or update a table in the database, etc. SQL is an ANSI(American National Standards Institute) standard. Using SQL, we can do many thin... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n10 Oct, 2021"
},
{
"code": null,
"e": 538,
"s": 52,
"text": "SQL stands for Structured Query Language. It is a language used to interact with the database, i.e to create a database, to create a table in the database, to retrieve data o... |
How to create a ComboBox using JavaFX? | A combo box is similar to a choice box it holds multiple items and, allows you to select one of them. It can be formed by adding scrolling to a drop-down list. You can create a combo box by instantiating the javafx.scene.control.ComboBox class.
The following Example demonstrates the creation of a ComboBox.
import javaf... | [
{
"code": null,
"e": 1432,
"s": 1187,
"text": "A combo box is similar to a choice box it holds multiple items and, allows you to select one of them. It can be formed by adding scrolling to a drop-down list. You can create a combo box by instantiating the javafx.scene.control.ComboBox class."
},
... |
SWING - WindowEvent Class | The object of this class represents the change in state of a window.This low-level event is generated by a Window object when it is opened, closed, activated, deactivated, iconified, or deiconified, or when the focus is transfered into or out of the Window.
Following is the declaration for java.awt.event.WindowEvent cl... | [
{
"code": null,
"e": 2155,
"s": 1897,
"text": "The object of this class represents the change in state of a window.This low-level event is generated by a Window object when it is opened, closed, activated, deactivated, iconified, or deiconified, or when the focus is transfered into or out of the Win... |
p5.js | hide() Function | 08 Jun, 2021
The hide() function is an inbuilt function which is used to hide the current element. Essentially display: none is used for this style.This function requires p5.dom library. So add the following line in the head section of the index.html file.
javascript
<script language="javascript" type="text/javasc... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n08 Jun, 2021"
},
{
"code": null,
"e": 274,
"s": 28,
"text": "The hide() function is an inbuilt function which is used to hide the current element. Essentially display: none is used for this style.This function requires p5.dom library. S... |
Python List Comprehensions vs Generator Expressions | 29 Jun, 2018
What is List Comprehension?It is an elegant way of defining and creating a list. List Comprehension allows us to create a list using for loop with lesser code. What normally takes 3-4 lines of code, can be compressed into just a single line.
Example:
# initializing the listlist = [] for i in range(11): ... | [
{
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},
{
"code": null,
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"text": "What is List Comprehension?It is an elegant way of defining and creating a list. List Comprehension allows us to create a list using for loop with lesser code. What normally ... |
Nested Classes in Java | 12 Apr, 2022
In Java, it is possible to define a class within another class, such classes are known as nested classes. They enable you to logically group classes that are only used in one place, thus this increases the use of encapsulation, and creates more readable and maintainable code.
The scope of a nested class is... | [
{
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"text": "\n12 Apr, 2022"
},
{
"code": null,
"e": 329,
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"text": "In Java, it is possible to define a class within another class, such classes are known as nested classes. They enable you to logically group classes that are only used in one... |
What is Box plot and the condition of outliers? | 21 Apr, 2020
Box plot is a data visualization plotting function. It shows the min, max, median, first quartile, and third quartile. All of the things will be explained briefly. All of the property of box plot can be accessed by dataframe.column_name.describe() function.
Here is a well distributed data-set.
data = [0, 1... | [
{
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},
{
"code": null,
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"s": 28,
"text": "Box plot is a data visualization plotting function. It shows the min, max, median, first quartile, and third quartile. All of the things will be explained briefly. All of the ... |
How to count the frequency of unique values in NumPy array? | 02 Sep, 2020
Let’s see How to count the frequency of unique values in NumPy array. Python’s numpy library provides a numpy.unique() function to find the unique elements and it’s corresponding frequency in a numpy array.
Syntax: numpy.unique(arr, return_counts=False)
Return: Sorted unique elements of an array with their... | [
{
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},
{
"code": null,
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"text": "Let’s see How to count the frequency of unique values in NumPy array. Python’s numpy library provides a numpy.unique() function to find the unique elements and it’s correspond... |
GAN by Example using Keras on Tensorflow Backend | by Rowel Atienza | Towards Data Science | Generative Adversarial Networks (GAN) is one of the most promising recent developments in Deep Learning. GAN, introduced by Ian Goodfellow in 2014, attacks the problem of unsupervised learning by training two deep networks, called Generator and Discriminator, that compete and cooperate with each other. In the course of... | [
{
"code": null,
"e": 562,
"s": 172,
"text": "Generative Adversarial Networks (GAN) is one of the most promising recent developments in Deep Learning. GAN, introduced by Ian Goodfellow in 2014, attacks the problem of unsupervised learning by training two deep networks, called Generator and Discrimina... |
Machine Learning 102: Logistic Regression With Polynomial Features | by Leihua Ye, PhD | Towards Data Science | Data Scientists are rock stars!
Rock and Roll!
In my previous ML 101 article, I explained how we could apply logistic regression to classify linear questions. In this post, I want to complicate things a little bit by including nonlinear features. Just like the real world, things are intertwined and messy.
Let’s delve i... | [
{
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"text": "Data Scientists are rock stars!"
},
{
"code": null,
"e": 218,
"s": 203,
"text": "Rock and Roll!"
},
{
"code": null,
"e": 478,
"s": 218,
"text": "In my previous ML 101 article, I explained how we could apply logistic... |
Data Classes in Python (dataclasses) | The dataclasses is a new module added in Python's standard library since version 3.7. It defines @dataclass decorator that automatically generates constructor magic method __init__(), string representation method __repr__(), the __eq__() method which overloads == operator (and a few more) for a user defined class.
The ... | [
{
"code": null,
"e": 1378,
"s": 1062,
"text": "The dataclasses is a new module added in Python's standard library since version 3.7. It defines @dataclass decorator that automatically generates constructor magic method __init__(), string representation method __repr__(), the __eq__() method which ov... |
Batch Script - Renaming Folders | For renaming folders, Batch Script provides the REN or RENAME command.
RENAME [drive:][path][directoryname1 | filename1] [directoryname2 | filename2]
Let’s look at some examples of renaming folders.
ren Example Example1
The above command will rename the folder called Example in the current working directory to Exampl... | [
{
"code": null,
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"text": "For renaming folders, Batch Script provides the REN or RENAME command."
},
{
"code": null,
"e": 2320,
"s": 2240,
"text": "RENAME [drive:][path][directoryname1 | filename1] [directoryname2 | filename2]\n"
},
{
"code": null,
... |
Making Your Loss Function Count. Some errors are more costly than... | by Kieran | Towards Data Science | George Orwell’s novella Animal Farm includes the memorable line...
all animals are equal, but some animals are more equal than others 1
Orwell may have been referring to hypocrisy, power, and privilege in society, but if you replace the word animals with errors, it starts to become very relevant to machine learning.
No... | [
{
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"text": "George Orwell’s novella Animal Farm includes the memorable line..."
},
{
"code": null,
"e": 307,
"s": 238,
"text": "all animals are equal, but some animals are more equal than others 1"
},
{
"code": null,
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How can I pass arguments to Tkinter button's callback command? | Tkinter Buttons are used for handling certain operations in the application. In order to handle such events, we generally pass the defined function name as the value in the callback command. For a particular event, we can also pass the argument to the function in the button’s command.
There are two ways to pass the arg... | [
{
"code": null,
"e": 1348,
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"text": "Tkinter Buttons are used for handling certain operations in the application. In order to handle such events, we generally pass the defined function name as the value in the callback command. For a particular event, we can also pass the argument to the f... |
MongoDB query for capped sub-collection in an array | In MongoDB, you cannot use capped for sub-collection. However, use capped on the overall document. To display a specific number of values from an array, prefer $slice.
Let us create a collection with documents −
> db.demo319.insertOne({"Scores":[100,345,980,890]});
{
"acknowledged" : true,
"insertedId" : ObjectId... | [
{
"code": null,
"e": 1230,
"s": 1062,
"text": "In MongoDB, you cannot use capped for sub-collection. However, use capped on the overall document. To display a specific number of values from an array, prefer $slice."
},
{
"code": null,
"e": 1274,
"s": 1230,
"text": "Let us create ... |
Functional Programming - Records | A record is a data structure for storing a fixed number of elements. It is similar to a structure in C language. At the time of compilation, its expressions are translated to tuple expressions.
The keyword ‘record’ is used to create records specified with record name and its fields. Its syntax is as follows −
record(re... | [
{
"code": null,
"e": 2015,
"s": 1821,
"text": "A record is a data structure for storing a fixed number of elements. It is similar to a structure in C language. At the time of compilation, its expressions are translated to tuple expressions."
},
{
"code": null,
"e": 2132,
"s": 2015,
... |
Extract Tables from PDF file in a single line of Python Code | by Satyam Kumar | Towards Data Science | A standard principle in data science is that the presence of more data leads to training a better model. Data can be present in any format, data collection and data preparation is an important component of a model development pipeline. The required data for any case study can be present in any format, and it's the task... | [
{
"code": null,
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"s": 172,
"text": "A standard principle in data science is that the presence of more data leads to training a better model. Data can be present in any format, data collection and data preparation is an important component of a model development pipeline. The required data f... |
Perl - Extracting Date from a String using Regex - GeeksforGeeks | 14 Dec, 2020
In Perl generally, we have to read CSV (Comma Separated Values) files to extract the required data. Sometimes there are dates in the file name like sample 2014-02-12T11:10:10.csv or there could be a column in a file that has a date in it. These dates can be of any pattern like YYYY-MM-DDThh:mm:ss or dd/mm/... | [
{
"code": null,
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"s": 25287,
"text": "\n14 Dec, 2020"
},
{
"code": null,
"e": 26049,
"s": 25315,
"text": "In Perl generally, we have to read CSV (Comma Separated Values) files to extract the required data. Sometimes there are dates in the file name like sample 2014-02-... |
How to add border to an element on mouse hover using CSS ? - GeeksforGeeks | 14 Dec, 2020
We have given a web page containing elements and the task is to add border to an element on mouse move over (hover) using CSS. When we add a border to an element on hovering the mouse, it affects the position of the other nearest element. To remove this problem, we can use the CSS margin property.
Example:... | [
{
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},
{
"code": null,
"e": 26466,
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"text": "We have given a web page containing elements and the task is to add border to an element on mouse move over (hover) using CSS. When we add a border to an element o... |
Unformatted input/output operations In C++ - GeeksforGeeks | 11 Nov, 2021
In this article, we will discuss the unformatted Input/Output operations In C++. Using objects cin and cout for the input and the output of data of various types is possible because of overloading of operator >> and << to recognize all the basic C++ types. The operator >> is overloaded in the istream class... | [
{
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"text": "\n11 Nov, 2021"
},
{
"code": null,
"e": 25727,
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"text": "In this article, we will discuss the unformatted Input/Output operations In C++. Using objects cin and cout for the input and the output of data of various types i... |
Errors and Exceptions in Python - GeeksforGeeks | 22 Oct, 2021
Errors are the problems in a program due to which the program will stop the execution. On the other hand, exceptions are raised when some internal events occur which changes the normal flow of the program. Two types of Error occurs in python.
Syntax errorsLogical errors (Exceptions)
Syntax errors
Logic... | [
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"code": null,
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"text": "Errors are the problems in a program due to which the program will stop the execution. On the other hand, exceptions are raised when some internal events occur whi... |
Interfaces and Inheritance in Java - GeeksforGeeks | 28 Jun, 2021
Prerequisites: Interfaces in Java, Java and Multiple Inheritance
A class can extends another class and/ can implement one and more than one interface.
// Java program to demonstrate that a class can// implement multiple interfacesimport java.io.*;interface intfA{ void m1();} interface intfB{ void m2... | [
{
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"text": "\n28 Jun, 2021"
},
{
"code": null,
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"text": "Prerequisites: Interfaces in Java, Java and Multiple Inheritance"
},
{
"code": null,
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"text": "A class can extends anoth... |
numpy.concatenate() function | Python - GeeksforGeeks | 22 Apr, 2020
numpy.concatenate() function concatenate a sequence of arrays along an existing axis.
Syntax : numpy.concatenate((arr1, arr2, ...), axis=0, out=None)Parameters :arr1, arr2, ... : [sequence of array_like] The arrays must have the same shape, except in the dimension corresponding to axis.axis : [int, optiona... | [
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},
{
"code": null,
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"text": "numpy.concatenate() function concatenate a sequence of arrays along an existing axis."
},
{
"code": null,
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"text": "Synt... |
C# | First occurrence in the List that matches the specified conditions - GeeksforGeeks | 30 Sep, 2019
List<T>.Find(Predicate<T>) Method is used to search for an element which matches the conditions defined by the specified predicate and it returns the first occurrence of that element within the entire List<T>.
Properties of List:
It is different from the arrays. A list can be resized dynamically but arrays... | [
{
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"text": "\n30 Sep, 2019"
},
{
"code": null,
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"text": "List<T>.Find(Predicate<T>) Method is used to search for an element which matches the conditions defined by the specified predicate and it returns the first occurre... |
Top 10 High Paying Jobs That Demand SQL - GeeksforGeeks | 16 Dec, 2019
SQL can execute queries, retrieve data, insert or delete records, create tables or stored procedures in a database, and so on. SQL is the most adaptable niche in the market. Switching the job once you enter in IT industry is not a big deal. The hardest part is in the beginning. But most of the students who... | [
{
"code": null,
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"s": 25587,
"text": "\n16 Dec, 2019"
},
{
"code": null,
"e": 26135,
"s": 25615,
"text": "SQL can execute queries, retrieve data, insert or delete records, create tables or stored procedures in a database, and so on. SQL is the most adaptable niche in t... |
Node.js fs.lstat() Method - GeeksforGeeks | 11 Oct, 2021
The fs.lstat() method is similar to the fs.stat() method except that it is used to return information about the symbolic link that is being used to refer to a file or directory. The fs.Stat object returned has several fields and methods to get more details about the file.
Syntax:
fs.lstat( path, options, c... | [
{
"code": null,
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"text": "\n11 Oct, 2021"
},
{
"code": null,
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"text": "The fs.lstat() method is similar to the fs.stat() method except that it is used to return information about the symbolic link that is being used to refer to a file... |
User Defined Data Structures in Python - GeeksforGeeks | 19 Jan, 2022
In computer science, a data structure is a logical way of organizing data in computer memory so that it can be used effectively. A data structure allows data to be added, removed, stored and maintained in a structured manner. Python supports two types of data structures:
Non-primitive data types: Python ha... | [
{
"code": null,
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"s": 25533,
"text": "\n19 Jan, 2022"
},
{
"code": null,
"e": 25833,
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"text": "In computer science, a data structure is a logical way of organizing data in computer memory so that it can be used effectively. A data structure allows data to be... |
wxPython - Set window in center of screen - GeeksforGeeks | 10 Mar, 2022
In this article we are going to learn that, how can we show window in the center of the screen. We can do this by using a Centre() function in wx.Frame module.
Syntax:
wx.Frame.Centre(self, direction = wx.BOTH)
Parameters:
Example #1:
Python3
# import wxPythonimport wx class Example(wx.Frame): ... | [
{
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"code": null,
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"text": "In this article we are going to learn that, how can we show window in the center of the screen. We can do this by using a Centre() function in wx.Frame module. "
... |
Program to implement Linear Extrapolation - GeeksforGeeks | 25 Nov, 2021
What is Extrapolation? Extrapolation is the process in mathematics where the required value is estimated beyond the range the of the given variable range. Extrapolation is often used to estimate the data of some observation below or above the given range. Extrapolation is also referred to as a mathematical... | [
{
"code": null,
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"s": 25848,
"text": "\n25 Nov, 2021"
},
{
"code": null,
"e": 26814,
"s": 25876,
"text": "What is Extrapolation? Extrapolation is the process in mathematics where the required value is estimated beyond the range the of the given variable range. Extrapol... |
Josephus Problem | (Iterative Solution) - GeeksforGeeks | 22 Jan, 2020
There are N Children are seated on N chairs arranged around a circle. The chairs are numbered from 1 to N. The game starts going in circles counting the children starting with the first chair. Once the count reaches K, that child leaves the game, removing his/her chair. The game starts again, beginning wit... | [
{
"code": null,
"e": 26451,
"s": 26423,
"text": "\n22 Jan, 2020"
},
{
"code": null,
"e": 26879,
"s": 26451,
"text": "There are N Children are seated on N chairs arranged around a circle. The chairs are numbered from 1 to N. The game starts going in circles counting the children s... |
Program to calculate the number of odd days in given number of years - GeeksforGeeks | 01 Apr, 2021
Given an integer N, the task is to find the number of odd days in the years from 1 to N. Odd Days: Number of odd days refer to those days that are left in a certain year(s) when it’s days gets converted into weeks. Say, an ordinary year has 365 days, that is 52 weeks and one odd day. This means, out of the... | [
{
"code": null,
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"s": 25909,
"text": "\n01 Apr, 2021"
},
{
"code": null,
"e": 26386,
"s": 25937,
"text": "Given an integer N, the task is to find the number of odd days in the years from 1 to N. Odd Days: Number of odd days refer to those days that are left in a certai... |
Check if a string represents a hexadecimal number or not - GeeksforGeeks | 13 Apr, 2021
Given an alphanumeric string S of length N, the task is to check if the given string represents a hexadecimal number or not. Print Yes if it represents a hexadecimal number. Otherwise, print No.
Examples:
Input: S = “BF57C” Output: Yes Explanation: Decimal Representation of the given string = 783740
Input:... | [
{
"code": null,
"e": 26189,
"s": 26161,
"text": "\n13 Apr, 2021"
},
{
"code": null,
"e": 26384,
"s": 26189,
"text": "Given an alphanumeric string S of length N, the task is to check if the given string represents a hexadecimal number or not. Print Yes if it represents a hexadecim... |
Storage Definition Languages (SDL) - GeeksforGeeks | 11 Sep, 2020
DBMS supports many languages out of which (SDL) is one of them. SDL stands for Storage Definition Language. SDL matter is almost anything that’s not specified by SQL standard. It is different in every DBMS which specifies anything to do with how or where data in relevant table is stored. It’s applications ... | [
{
"code": null,
"e": 25549,
"s": 25521,
"text": "\n11 Sep, 2020"
},
{
"code": null,
"e": 25873,
"s": 25549,
"text": "DBMS supports many languages out of which (SDL) is one of them. SDL stands for Storage Definition Language. SDL matter is almost anything that’s not specified by S... |
Construct sum-array with sum of elements in given range - GeeksforGeeks | 05 Apr, 2021
You are given an array of n-elements and an odd-integer m. You have to construct a new sum_array from given array such that sum_array[i] = Σarr[j] for (i-(m/2)) < j (i+(m/2)). note : for 0 > j or j >= n take arr[j] = 0.Examples:
Input : arr[] = {1, 2, 3, 4, 5},
m = 3
Output : sum_array = {3,... | [
{
"code": null,
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"s": 26013,
"text": "\n05 Apr, 2021"
},
{
"code": null,
"e": 26272,
"s": 26041,
"text": "You are given an array of n-elements and an odd-integer m. You have to construct a new sum_array from given array such that sum_array[i] = Σarr[j] for (i-(m/2)) < ... |
Applied Multivariate Regression. A look into the practical applications... | by Ashwin Raj | Towards Data Science | In this article we will be getting introduced to the concepts of Multivariate regression. We will also be discussing about a common problem associated with the algorithm i.e. The Dummy Variable Trap.
First we will be getting familiar with the concepts of Multivariate regression and then we will build our very own multi... | [
{
"code": null,
"e": 372,
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"text": "In this article we will be getting introduced to the concepts of Multivariate regression. We will also be discussing about a common problem associated with the algorithm i.e. The Dummy Variable Trap."
},
{
"code": null,
"e": 673,
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Codes Conversion | There are many methods or techniques which can be used to convert code from one format to another. We'll demonstrate here the following
Binary to BCD Conversion
BCD to Binary Conversion
BCD to Excess-3
Excess-3 to BCD
Steps
Step 1 -- Convert the binary number to decimal.
Step 1 -- Convert the binary number to decimal.
... | [
{
"code": null,
"e": 2107,
"s": 1971,
"text": "There are many methods or techniques which can be used to convert code from one format to another. We'll demonstrate here the following"
},
{
"code": null,
"e": 2132,
"s": 2107,
"text": "Binary to BCD Conversion"
},
{
"code":... |
C# - Constants and Literals | The constants refer to fixed values that the program may not alter during its execution. These fixed values are also called literals. Constants can be of any of the basic data types like an integer constant, a floating constant, a character constant, or a string literal. There are also enumeration constants as well.
Th... | [
{
"code": null,
"e": 2588,
"s": 2270,
"text": "The constants refer to fixed values that the program may not alter during its execution. These fixed values are also called literals. Constants can be of any of the basic data types like an integer constant, a floating constant, a character constant, or... |
How to match any one uppercase character in python using Regular Expression?
| The following code matches and prints any uppercase character in the given string using python regular expression as follows.
import re
foo = 'MozamBiQuE'
match = re.findall(r'[A-Z]', foo)
print match
This gives the output
['M', 'B', 'Q', 'E'] | [
{
"code": null,
"e": 1188,
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"text": "The following code matches and prints any uppercase character in the given string using python regular expression as follows."
},
{
"code": null,
"e": 1263,
"s": 1188,
"text": "import re\nfoo = 'MozamBiQuE'\nmatch = re.findall(r'[A-Z... |
The Quick and Easy Way to Plot Error Bars in Python Using Pandas | by Max Hilsdorf | Towards Data Science | In scientific studies, displaying error bars in your descriptive visualizations is inevitable. Holding information about the variability of your data, they are a necessary complement to your mean scores. However, scientific visualizations tend to be more beautiful on the inside than on the outside.
As data scientists, ... | [
{
"code": null,
"e": 472,
"s": 172,
"text": "In scientific studies, displaying error bars in your descriptive visualizations is inevitable. Holding information about the variability of your data, they are a necessary complement to your mean scores. However, scientific visualizations tend to be more ... |
How to Integrate Razorpay Payment Gateway in Android? - GeeksforGeeks | 31 Jan, 2021
Many apps nowadays require to have a payment gateway inside their application so that users can do any transactions inside their apps to purchase any product or any service. Many apps use the payment gateway features but the integration of this payment gateway is a difficult task in Android applications. S... | [
{
"code": null,
"e": 23995,
"s": 23967,
"text": "\n31 Jan, 2021"
},
{
"code": null,
"e": 24611,
"s": 23995,
"text": "Many apps nowadays require to have a payment gateway inside their application so that users can do any transactions inside their apps to purchase any product or an... |
Python Program for Fibonacci numbers | In this article, we will learn about the solution and approach to solve the given problem statement.
Problem statement −Our task to compute the nth Fibonacci number.
The sequence Fn of Fibonacci numbers is given by the recurrence relation given below
Fn = Fn-1 + Fn-2
with seed values (standard)
F0 = 0 and F1 = 1.
We ha... | [
{
"code": null,
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"text": "In this article, we will learn about the solution and approach to solve the given problem statement."
},
{
"code": null,
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"s": 1163,
"text": "Problem statement −Our task to compute the nth Fibonacci number."
},
{
"c... |
Break Statement Implementation | The break statement is used to alter the flow of control inside loops within any programming language. The break statement is normally used in looping constructs and is used to cause immediate termination of the innermost enclosing loop.
The Batch Script language does not have a direct ‘for’ statement which does a brea... | [
{
"code": null,
"e": 2407,
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"text": "The break statement is used to alter the flow of control inside loops within any programming language. The break statement is normally used in looping constructs and is used to cause immediate termination of the innermost enclosing loop."
},
{
"... |
Preprocess and prepare a face dataset ready for CNN models | by Nachi Muthu | Towards Data Science | Hola amigos! in this article, I’m going to preprocess the IMDB-WIKI datasets and extract faces from those images and save them to Google Drive along with other useful information such as name, age, and gender. The data will be stored as an object itself in .pickle format. The best part of all this is that you don’t hav... | [
{
"code": null,
"e": 583,
"s": 172,
"text": "Hola amigos! in this article, I’m going to preprocess the IMDB-WIKI datasets and extract faces from those images and save them to Google Drive along with other useful information such as name, age, and gender. The data will be stored as an object itself i... |
The new operator in Java | The new operator is used in Java to create new objects. It can also be used to create an array object.
Let us first see the steps when creating an object from a class −
Declaration − A variable declaration with a variable name with an object type.
Declaration − A variable declaration with a variable name with an object... | [
{
"code": null,
"e": 1165,
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"text": "The new operator is used in Java to create new objects. It can also be used to create an array object."
},
{
"code": null,
"e": 1231,
"s": 1165,
"text": "Let us first see the steps when creating an object from a class −"
},
{
... |
deque_insert( ) in C++ in STL | Given is the task to show the functionality of Deque insert( ) function in C++ STL
Deque is the Double Ended Queues that are the sequence containers which provides the functionality of expansion and contraction on both the ends. A queue data structure allow user to insert data only at the END and delete data from the F... | [
{
"code": null,
"e": 1145,
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"text": "Given is the task to show the functionality of Deque insert( ) function in C++ STL"
},
{
"code": null,
"e": 1655,
"s": 1145,
"text": "Deque is the Double Ended Queues that are the sequence containers which provides the functionality ... |
CopyOnWriteArrayList Class in Java | public class CopyOnWriteArrayList
extends Object
implements List, RandomAccess, Cloneable, Serializable
CopyOnWriteArrayList is a thread-safe variant of ArrayList where operations which can change the ArrayList (add, update, set methods) creates a clone of the underlying array.
CopyOnWriteArrayList is a thread-safe ... | [
{
"code": null,
"e": 1169,
"s": 1062,
"text": "public class CopyOnWriteArrayList\n extends Object\nimplements List, RandomAccess, Cloneable, Serializable"
},
{
"code": null,
"e": 1344,
"s": 1169,
"text": "CopyOnWriteArrayList is a thread-safe variant of ArrayList where operatio... |
PyTorch - Installation | PyTorch is a popular deep learning framework. In this tutorial, we consider “Windows 10” as our operating system. The steps for a successful environmental setup are as follows −
The following link includes a list of packages which includes suitable packages for PyTorch.
All you need to do is download the respective pac... | [
{
"code": null,
"e": 2437,
"s": 2259,
"text": "PyTorch is a popular deep learning framework. In this tutorial, we consider “Windows 10” as our operating system. The steps for a successful environmental setup are as follows −"
},
{
"code": null,
"e": 2530,
"s": 2437,
"text": "The ... |
C - Environment Setup | If you want to set up your environment for C programming language, you need the following two software tools available on your computer, (a) Text Editor and (b) The C Compiler.
This will be used to type your program. Examples of few a editors include Windows Notepad, OS Edit command, Brief, Epsilon, EMACS, and vim or v... | [
{
"code": null,
"e": 2261,
"s": 2084,
"text": "If you want to set up your environment for C programming language, you need the following two software tools available on your computer, (a) Text Editor and (b) The C Compiler."
},
{
"code": null,
"e": 2407,
"s": 2261,
"text": "This ... |
Tryit Editor v3.7 | CSS 2D Transforms
Tryit: The matrix() method | [
{
"code": null,
"e": 27,
"s": 9,
"text": "CSS 2D Transforms"
}
] |
BigDecimal max() Method in Java - GeeksforGeeks | 04 Dec, 2018
The java.math.BigDecimal.max(BigDecimal val) method in Java is used to compare two BigDecimal values and return the maximum of the two. This is opposite to BigDecimal max() method in Java.
Syntax:
public BigDecimal max(BigDecimal val)
Parameters: The function accepts a BigDecimal object val as parameter wh... | [
{
"code": null,
"e": 23948,
"s": 23920,
"text": "\n04 Dec, 2018"
},
{
"code": null,
"e": 24137,
"s": 23948,
"text": "The java.math.BigDecimal.max(BigDecimal val) method in Java is used to compare two BigDecimal values and return the maximum of the two. This is opposite to BigDeci... |
How can I get Webdriver Session ID in Selenium? | We can get the webdriver session id with Selenium webdriver using the SessionId class. A session id is a distinctive number that is given to the webdriver by the server.
This number is utilized by the webdriver to establish communication with the browser. The commands in our Selenium tests are directed to the browser w... | [
{
"code": null,
"e": 1232,
"s": 1062,
"text": "We can get the webdriver session id with Selenium webdriver using the SessionId class. A session id is a distinctive number that is given to the webdriver by the server."
},
{
"code": null,
"e": 1483,
"s": 1232,
"text": "This number ... |
Cuckoo Hashing - Worst case O(1) Lookup! - GeeksforGeeks | 13 Sep, 2021
Background : There are three basic operations that must be supported by a hash table (or a dictionary):
Lookup(key): return true if key is there on the table, else false
Insert(key): add the item ‘key’ to the table if not already present
Delete(key): removes ‘key’ from the table
Collisions are very likel... | [
{
"code": null,
"e": 24794,
"s": 24766,
"text": "\n13 Sep, 2021"
},
{
"code": null,
"e": 24900,
"s": 24794,
"text": "Background : There are three basic operations that must be supported by a hash table (or a dictionary): "
},
{
"code": null,
"e": 24966,
"s": 2490... |
JSF - h:inputTextarea | The h:inputText tag renders an HTML input element of the type "text".
<h:inputTextarea row = "10" col = "10" value = "Hello World!
Everything is fine!" readonly = "true"/>
<textarea name = "j_idt18:j_idt20" readonly = "readonly">
Hello World! Everything is fine!</textarea>
id
Identifier for a component
bind... | [
{
"code": null,
"e": 2022,
"s": 1952,
"text": "The h:inputText tag renders an HTML input element of the type \"text\"."
},
{
"code": null,
"e": 2130,
"s": 2022,
"text": "<h:inputTextarea row = \"10\" col = \"10\" value = \"Hello World! \n Everything is fine!\" readonly = \"tr... |
EMOJIFY- Machine Learning Web App using Flask + Containerization +Deployment on AWS | by Sriram TM | Towards Data Science | In this tutorial, I will share my learning on building a simple end to end Machine Learning web app using Flask and later deploying it on AWS. The purpose of an ML model is well served only if it can be used interactively through a web app by the users. The traditional Jupyter notebooks only provide an interactive cons... | [
{
"code": null,
"e": 427,
"s": 47,
"text": "In this tutorial, I will share my learning on building a simple end to end Machine Learning web app using Flask and later deploying it on AWS. The purpose of an ML model is well served only if it can be used interactively through a web app by the users. Th... |
Solidity - Functions | A function is a group of reusable code which can be called anywhere in your program. This eliminates the need of writing the same code again and again. It helps programmers in writing modular codes. Functions allow a programmer to divide a big program into a number of small and manageable functions.
Like any other adva... | [
{
"code": null,
"e": 2856,
"s": 2555,
"text": "A function is a group of reusable code which can be called anywhere in your program. This eliminates the need of writing the same code again and again. It helps programmers in writing modular codes. Functions allow a programmer to divide a big program i... |
Fake News Classification with Recurrent Convolutional Neural Networks | by Amol Mavuduru | Towards Data Science | Fake news is a topic that has gained a lot of attention in the past few years, and for good reasons. As social media becomes widely accessible, it becomes easier to influence millions of people by spreading misinformation. As humans, we often fail to recognize if the news we read is real or fake. A study from the Unive... | [
{
"code": null,
"e": 672,
"s": 171,
"text": "Fake news is a topic that has gained a lot of attention in the past few years, and for good reasons. As social media becomes widely accessible, it becomes easier to influence millions of people by spreading misinformation. As humans, we often fail to reco... |
Beginner’s Guide to Creating the SVD Recommender System | by Mayukh Bhattacharyya | Towards Data Science | Ever logged into Netflix and see they are suggesting you watch Gravity if you had spent the last night watching Interstellar? Or perhaps bought something on Amazon and saw they are recommending us products that we may be interested in? Or ever wondered how the online ad agencies show us ads based on our browsing habits... | [
{
"code": null,
"e": 660,
"s": 172,
"text": "Ever logged into Netflix and see they are suggesting you watch Gravity if you had spent the last night watching Interstellar? Or perhaps bought something on Amazon and saw they are recommending us products that we may be interested in? Or ever wondered ho... |
How do I cast a type to a BigInt in MySQL? | You need to use the CAST operator along with CONV() function. The CONV() function can be used to convert one base number system to another base system.
For Example, The 16 is one base system and 10 is another base system. The 16 base system is hexadecimal and 10 is a decimal.
The syntax is as follows −
SELECT CAST(CONV... | [
{
"code": null,
"e": 1214,
"s": 1062,
"text": "You need to use the CAST operator along with CONV() function. The CONV() function can be used to convert one base number system to another base system."
},
{
"code": null,
"e": 1339,
"s": 1214,
"text": "For Example, The 16 is one bas... |
Hot Standby Router Protocol (HSRP) - GeeksforGeeks | 25 Oct, 2021
Hot Standby Router Protocol (HSRP) is a CISCO proprietary protocol, which provides redundancy for a local subnet. In HSRP, two or more routers gives an illusion of a virtual router.
HSRP allows you to configure two or more routers as standby routers and only a single router as an active router at a time. A... | [
{
"code": null,
"e": 36568,
"s": 36540,
"text": "\n25 Oct, 2021"
},
{
"code": null,
"e": 36750,
"s": 36568,
"text": "Hot Standby Router Protocol (HSRP) is a CISCO proprietary protocol, which provides redundancy for a local subnet. In HSRP, two or more routers gives an illusion of... |
EmberJS - Template Condition Unless | It executes only false block of statements.
{{#unless falsy_condition}}
//block of statement
{{/unless}}
The example given below shows the use of the unless conditional helper in the Ember.js. Create a template called application.hbs under app/templates/ with the following code −
{{#unless check}}
<h3> boolean v... | [
{
"code": null,
"e": 1942,
"s": 1898,
"text": "It executes only false block of statements."
},
{
"code": null,
"e": 2007,
"s": 1942,
"text": "{{#unless falsy_condition}}\n //block of statement\n{{/unless}}\n"
},
{
"code": null,
"e": 2183,
"s": 2007,
"text": ... |
D3.js - Drawing Charts | D3.js is used to create a static SVG chart. It helps to draw the following charts −
Bar Chart
Circle Chart
Pie Chart
Donut Chart
Line Chart
Bubble Chart, etc.
This chapter explains about drawing charts in D3. Let us understand each of these in detail.
Bar charts are one of the most commonly used types of graph and are ... | [
{
"code": null,
"e": 2214,
"s": 2130,
"text": "D3.js is used to create a static SVG chart. It helps to draw the following charts −"
},
{
"code": null,
"e": 2224,
"s": 2214,
"text": "Bar Chart"
},
{
"code": null,
"e": 2237,
"s": 2224,
"text": "Circle Chart"
}... |
How to adjust the width and height of iframe to fit with content in it ? - GeeksforGeeks | 30 Jun, 2020
Using iframe tag the content inside the tag is displayed with a default size if the height and width are not specified. thou the height and width are specified then also the content of the iframe tag is not displayed in the same size of the main content. It is difficult to set the size of the content in th... | [
{
"code": null,
"e": 24978,
"s": 24950,
"text": "\n30 Jun, 2020"
},
{
"code": null,
"e": 25552,
"s": 24978,
"text": "Using iframe tag the content inside the tag is displayed with a default size if the height and width are not specified. thou the height and width are specified the... |
How to write Python regular expression to get zero or more occurrences within the pattern?
| * An asterisk meta-character in a regular expression indicates 0 or more occurrences of the pattern to its left
The following code matches and prints the zero or more occurrences of the pattern '\w' in the string 'chihua huahua'
import re
s = 'chihua huahua'
result = re.findall(r'\w*', s)
print result
This gives ... | [
{
"code": null,
"e": 1180,
"s": 1062,
"text": "* An asterisk meta-character in a regular expression indicates 0 or more occurrences of the pattern to its left"
},
{
"code": null,
"e": 1297,
"s": 1180,
"text": "The following code matches and prints the zero or more occurrenc... |
Print all pairs with given sum in C++ | In this problem, we are given an array of integers and an integer sum and we have to print all pairs of integers whose sum is equal to the sum value.
Let’s take an example to understand the problem :
Input − array = {1, 6, -2, 3} sum = 4
Output − (1, 3) , (6, -2)
Here, we need pairs with the given sum value.
A simple s... | [
{
"code": null,
"e": 1212,
"s": 1062,
"text": "In this problem, we are given an array of integers and an integer sum and we have to print all pairs of integers whose sum is equal to the sum value."
},
{
"code": null,
"e": 1262,
"s": 1212,
"text": "Let’s take an example to underst... |
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