title stringlengths 3 221 | text stringlengths 17 477k | parsed listlengths 0 3.17k |
|---|---|---|
IEEE-CIS Fraud Detection. Machine learning algorithms help to... | by Sohail Hosseini | Towards Data Science | In this work, we are going to classify whether an online transaction is fraudulent or not. It is a binary target, named: isFraud. A lot of us have been in a situation where a transaction has been canceled without our consideration. To have a better algorithm that only cancels the fraudulent transaction and doesn't just... | [
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"text": "In this work, we are going to classify whether an online transaction is fraudulent or not. It is a binary target, named: isFraud. A lot of us have been in a situation where a transaction has been canceled without our consideration. To have a better algorit... |
Collect Data from Twitter: A Step-by-Step Implementation Using Tweepy | by Zoumana Keita | Towards Data Science | Getting data comes as the second step in any data science/machine learning project lifecycle, right after framing the problem you want to solve, which would make this step be the backbone of the rest of the phases. Also, social media are great places to collect data, especially for competitor analysis, topic research, ... | [
{
"code": null,
"e": 647,
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"text": "Getting data comes as the second step in any data science/machine learning project lifecycle, right after framing the problem you want to solve, which would make this step be the backbone of the rest of the phases. Also, social media are great places to c... |
Lifecycle in Android Architecture Components | 23 Mar, 2021
Lifecycle is one of the Android Architecture Components which was released by Google to make it easier for all the Android developers. The Lifecycle is a class/interface which holds the information about the state of an activity/fragment and also it allows other objects to observe this state by keeping tra... | [
{
"code": null,
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"text": "\n23 Mar, 2021"
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{
"code": null,
"e": 514,
"s": 28,
"text": "Lifecycle is one of the Android Architecture Components which was released by Google to make it easier for all the Android developers. The Lifecycle is a class/interface which... |
md5sum Command in Linux with Examples | 23 May, 2019
The md5sum is designed to verify data integrity using MD5 (Message Digest Algorithm 5).
MD5 is 128-bit cryptographic hash and if used properly it can be used to verify file authenticity and integrity.
Example :
Input : md5sum /home/mandeep/test/test.cpp
Output : c6779ec2960296ed9a04f08d67f64422 /home/mand... | [
{
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"text": "\n23 May, 2019"
},
{
"code": null,
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"text": "The md5sum is designed to verify data integrity using MD5 (Message Digest Algorithm 5)."
},
{
"code": null,
"e": 229,
"s": 116,
"text": "MD5 is 128-bit cry... |
How to Install Julia Programming Language on Linux ? | 19 Feb, 2020
Julia is a programming language used for mathematical computations and scientific data analysis. Julia is an open-source high-performance language that is used to perform statistical calculations and general-purpose programming.
Julia programs can be written in any of the widely used text editors like Note... | [
{
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"text": "\n19 Feb, 2020"
},
{
"code": null,
"e": 257,
"s": 28,
"text": "Julia is a programming language used for mathematical computations and scientific data analysis. Julia is an open-source high-performance language that is used to perform stat... |
Input Iterators in C++ | 23 Jan, 2021
After going through the template definition of various STL algorithms like std::find, std::equal, std::count, you must have found their template definition consisting of objects of type Input Iterator. So what are they and why are they used?Input iterators are one of the five main types of iterators presen... | [
{
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"s": 26,
"text": "\n23 Jan, 2021"
},
{
"code": null,
"e": 841,
"s": 54,
"text": "After going through the template definition of various STL algorithms like std::find, std::equal, std::count, you must have found their template definition consisting of obje... |
DataInputStream readInt() method in Java with Examples | 05 Jun, 2020
The readInt() method of DataInputStream class in Java is used to read four input bytes and returns a integer value. This method reads the next four bytes from the input stream and interprets it into integer type and returns.
Syntax:
public final int readInt()
throws IOException
Specified By: ... | [
{
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"text": "\n05 Jun, 2020"
},
{
"code": null,
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"text": "The readInt() method of DataInputStream class in Java is used to read four input bytes and returns a integer value. This method reads the next four bytes from the input stream... |
Create a Sticky Social Media Bar using HTML and CSS | 27 Sep, 2021
To create a sticky social media bar on any website HTML and CSS are used. If you want to attach the icons with the sticky social media then you need a font-awesome CDN link. These days social media is the best platform to advertise your stuff. Social media, where you can inform the client or the user about... | [
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"text": "\n27 Sep, 2021"
},
{
"code": null,
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"s": 54,
"text": "To create a sticky social media bar on any website HTML and CSS are used. If you want to attach the icons with the sticky social media then you need a font-awesome CDN link. ... |
Print Nodes in Top View of Binary Tree | 23 Jun, 2022
Top view of a binary tree is the set of nodes visible when the tree is viewed from the top. Given a binary tree, print the top view of it. The output nodes can be printed in any order.
A node x is there in output if x is the topmost node at its horizontal distance. Horizontal distance of left child of a no... | [
{
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"text": "\n23 Jun, 2022"
},
{
"code": null,
"e": 239,
"s": 54,
"text": "Top view of a binary tree is the set of nodes visible when the tree is viewed from the top. Given a binary tree, print the top view of it. The output nodes can be printed in ... |
Convert Stream to Set in Java | 11 Dec, 2018
Below given are some methods which can be used to convert Stream to Set in Java.
Stream collect() method takes elements from a stream and stores them in a collection.collect(Collector.toSet()) collects elements from a stream to a Set.
Stream.collect() method can be used to collect elements of a stream in a... | [
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},
{
"code": null,
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"text": "Below given are some methods which can be used to convert Stream to Set in Java."
},
{
"code": null,
"e": 289,
"s": 135,
"text": "Stream collect() method ... |
Generating sequenced Vectors in R Programming – sequence() Function | 15 Jun, 2020
sequence() function in R Language is used to create a vector of sequenced elements. It creates vectors with specified length, and specified differences between elements. It is similar to seq() function.
Syntax: sequence(x)
Parameters:x: Maximum element of vector
Example 1:
# R program to create sequence of... | [
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"text": "sequence() function in R Language is used to create a vector of sequenced elements. It creates vectors with specified length, and specified differences between elements. It is... |
Deleting MySQL Database Using PHP | If a database is no longer required then it can be deleted forever. You can use pass an SQL command to mysql_query to delete a database.
Try out following example to drop a database.
<?php
$dbhost = 'localhost:3036';
$dbuser = 'root';
$dbpass = 'rootpassword';
$conn = mysql_connect($dbhost, $dbuser, $dbpass... | [
{
"code": null,
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"text": "If a database is no longer required then it can be deleted forever. You can use pass an SQL command to mysql_query to delete a database."
},
{
"code": null,
"e": 3074,
"s": 3028,
"text": "Try out following example to drop a database.... |
Move matrix elements in given direction and add elements with same value | 14 Jun, 2022
Given a matrix m[ ][ ] of size n x n consisting of integers and given a character ‘x’ indicating the direction. Value of ‘x’ can be ‘u’, ‘d’, ‘l’, ‘r’ indicating Up, Down, Left, Right correspondingly. The task is to move the element to given direction such that the consecutive elements having same value ar... | [
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"code": null,
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"text": "Given a matrix m[ ][ ] of size n x n consisting of integers and given a character ‘x’ indicating the direction. Value of ‘x’ can be ‘u’, ‘d’, ‘l’, ‘r’ indicating Up, Down, Le... |
LocalDate ofEpochDay() method in Java with Examples | 21 May, 2020
The ofEpochDay(long epochDay) method of LocalDate class in Java is used to obtain an instance of LocalDate from the epoch day count. Epoch day is 01-01-1970(DD-MM-YYYY). This is considered as a start of the epoch day. The method returns the LocalDate by adding the passed days into Epoch date i.e. 01-01-197... | [
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{
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"text": "The ofEpochDay(long epochDay) method of LocalDate class in Java is used to obtain an instance of LocalDate from the epoch day count. Epoch day is 01-01-1970(DD-MM-YYYY). This ... |
Properties keys() method in Java with Examples | 30 Sep, 2019
The keys() method of Properties class is used to get the enumeration of the keys in this Properties object. This enumeration can be used to traverse and iterate the keys sequentially.
Syntax:
public Enumeration keys()
Parameters: This method accepts no parameters
Returns: This method returns an Enumeration... | [
{
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{
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"text": "The keys() method of Properties class is used to get the enumeration of the keys in this Properties object. This enumeration can be used to traverse and iterate the keys seque... |
Segment tree | Efficient implementation | 29 Mar, 2022
Let us consider the following problem to understand Segment Trees without recursion.We have an array arr[0 . . . n-1]. We should be able to,
Find the sum of elements from index l to r where 0 <= l <= r <= n-1Change the value of a specified element of the array to a new value x. We need to do arr[i] = x w... | [
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{
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"text": "Let us consider the following problem to understand Segment Trees without recursion.We have an array arr[0 . . . n-1]. We should be able to, "
},
{
"code": null,
... |
Kotlin - Environment Setup | One of the key features of Kotlin is that it has interoperability with Java i.e. You can write Kotlin and Java code in the same application. Like Java, Kotlin also runs on JVM therefore to install Kotlin on Windows directly and work with it using the command line You need to make sure you have JDK installed in your sys... | [
{
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"text": "One of the key features of Kotlin is that it has interoperability with Java i.e. You can write Kotlin and Java code in the same application. Like Java, Kotlin also runs on JVM therefore to install Kotlin on Windows directly and work with it using the co... |
PyCairo – Drawing Bezier curve | 23 Jan, 2022
In this article we will learn how we can draw a simple bezier curve using PyCairo in python. A Bezier curve is a versatile mathematical curve that can be used to create a wide variety of different shapes in vector graphics.
PyCairo : Pycairo is a Python module providing bindings for the cairo graphics lib... | [
{
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},
{
"code": null,
"e": 253,
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"text": "In this article we will learn how we can draw a simple bezier curve using PyCairo in python. A Bezier curve is a versatile mathematical curve that can be used to create a wide... |
How to pass an array by reference in C++ | If we pass the address of an array while calling a function, then this is called function call by reference. The function declaration should have a pointer as a parameter to receive the passed address, when we pass an address as an argument.
Live Demo
#include <iostream>
using namespace std;
void show( int *num) {
... | [
{
"code": null,
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"text": "If we pass the address of an array while calling a function, then this is called function call by reference. The function declaration should have a pointer as a parameter to receive the passed address, when we pass an address as an argument."
},
{
... |
Printing triangle star pattern using a single loop | 29 Apr, 2021
Given a number N, the task is to print the star pattern in single loop.
Examples:
Input: N = 9
Output:
*
* *
* * *
* * * *
* * * * *
* * * * * *
* * * * * * *
* * * * * * * *
* * * * * * * * *
Input: N = 5
Output:
*
... | [
{
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"text": "\n29 Apr, 2021"
},
{
"code": null,
"e": 124,
"s": 52,
"text": "Given a number N, the task is to print the star pattern in single loop."
},
{
"code": null,
"e": 135,
"s": 124,
"text": "Examples: "
},
{
"code": ... |
How to Calculate the determinant of a matrix using NumPy? | 05 Sep, 2020
A special number that can be calculated from a square matrix is known as the Determinant of a square matrix. The Numpy provides us the feature to calculate the determinant of a square matrix using numpy.linalg.det() function.
Syntax:
numpy.linalg.det(array)
Example 1: Calculating Determinant of a 2X2 Nump... | [
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"text": "A special number that can be calculated from a square matrix is known as the Determinant of a square matrix. The Numpy provides us the feature to calculate the determinant of... |
AbstractList in Java with Examples - GeeksforGeeks | 11 Nov, 2020
The AbstractList class in Java is a part of the Java Collection Framework and implements the Collection interface and the AbstractCollection class. This class provides a skeletal implementation of the List interface to minimize the effort required to implement this interface backed by a Random Access data ... | [
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"text": "The AbstractList class in Java is a part of the Java Collection Framework and implements the Collection interface and the AbstractCollection class. This class prov... |
Difference between Inverted Index and Forward Index | Inverted Index and Forward Index are data structures used to search text in a document or set of documents.
Inverted Index stores the words as index and document name(s) as mapped reference(s).
Forward Index stores the document name as index and word(s) as mapped reference(s).
The following are some of the important di... | [
{
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"text": "Inverted Index and Forward Index are data structures used to search text in a document or set of documents."
},
{
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"text": "Inverted Index stores the words as index and document name(s) as mapped re... |
Face detection using Face-Api.js and Flask | by Karthikraj Naidu | Towards Data Science | There are numerous face detection systems available online for Python like Dlib, OpenCV, and other Object Detection Systems by Deep Learning. We may have already used OpenCV to use a frame for capturing video from webcam and doing facial landmark detection using Dlib, MTCNN, etc. But I always got fed up that in a proje... | [
{
"code": null,
"e": 587,
"s": 172,
"text": "There are numerous face detection systems available online for Python like Dlib, OpenCV, and other Object Detection Systems by Deep Learning. We may have already used OpenCV to use a frame for capturing video from webcam and doing facial landmark detectio... |
How to place the cursor (auto focus) in the text box when a page gets loaded with HTML? | Use the autofocus attribute to place the cursor in the text box when a page loads. The autofocus attribute is a Boolean attribute. When present, it specifies that an <input> element should automatically get focus when the page loads. Here is an example −
<!DOCTYPE html>
<html>
<body>
<form action = "/new.php"... | [
{
"code": null,
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"text": "Use the autofocus attribute to place the cursor in the text box when a page loads. The autofocus attribute is a Boolean attribute. When present, it specifies that an <input> element should automatically get focus when the page loads. Here is an example ... |
How to check the current configuration of MongoDB? | In order to check the current configuration of MongoDB, you can use getCmdLineOpts. The query is as follows −
> db._adminCommand( {getCmdLineOpts: 1});
The following is the output −
{ "argv" : [ "mongod" ], "parsed" : { }, "ok" : 1 }
In order to check live settings, you can use the below query −
> db._adminCommand({get... | [
{
"code": null,
"e": 1172,
"s": 1062,
"text": "In order to check the current configuration of MongoDB, you can use getCmdLineOpts. The query is as follows −"
},
{
"code": null,
"e": 1214,
"s": 1172,
"text": "> db._adminCommand( {getCmdLineOpts: 1});"
},
{
"code": null,
... |
How to get the list of all drivers registered with the DriverManager using JDBC? | The java.sql.DriverManager class manages JDBC drivers in your application. This class maintains a list of required drivers and load them whenever it is initialized.
Therefore, you need to register the driver class before using it. However, you need to do it only once per application.
One way to register a driver class ... | [
{
"code": null,
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"text": "The java.sql.DriverManager class manages JDBC drivers in your application. This class maintains a list of required drivers and load them whenever it is initialized."
},
{
"code": null,
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"text": "Therefore, you ne... |
Jupyter has a perfect code editor | by Dimitris Poulopoulos | Towards Data Science | Notebooks have always been a tool for the incremental development of software ideas. Data scientists use Jupyter to journal their work, explore and experiment with novel algorithms, quickly sketch new approaches and immediately observe the outcomes.
Moreover, JupyterLab is moving towards becoming a full-fledged IDE; ju... | [
{
"code": null,
"e": 422,
"s": 172,
"text": "Notebooks have always been a tool for the incremental development of software ideas. Data scientists use Jupyter to journal their work, explore and experiment with novel algorithms, quickly sketch new approaches and immediately observe the outcomes."
},... |
Given an array and three numbers, maximize (x * a[i]) + (y * a[j]) + (z * a[k]) - GeeksforGeeks | 12 Feb, 2022
Given an array of n integers, and three integers x, y and z. maximize the value of (x * a[i]) + (y * a[j]) + (z * a[k]) where i ≤ j ≤ k.
Examples :
Input : arr[] = {-1, -2, -3, -4, -5}
x = 1
y = 2
z = -3
Output: 12
Explanation: The maximized values is
(1 * -1) + (2 * -1) + ... | [
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"text": "\n12 Feb, 2022"
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"text": "Given an array of n integers, and three integers x, y and z. maximize the value of (x * a[i]) + (y * a[j]) + (z * a[k]) where i ≤ j ≤ k."
},
{
"code": null... |
Lollipop & Dumbbell Charts with Plotly | by Darío Weitz | Towards Data Science | A lollipop chart (LC) is a handy variation of a bar chart where the bar is replaced with a line and a dot at the end. They are two-dimensional with two axes: one axis shows categories or a time series, the other axis shows numerical values. Those numerical values are indicated by the position of the dot at the end of t... | [
{
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"text": "A lollipop chart (LC) is a handy variation of a bar chart where the bar is replaced with a line and a dot at the end. They are two-dimensional with two axes: one axis shows categories or a time series, the other axis shows numerical values. Those numerica... |
How to analyse 100 GB of data on your laptop with Python | by Jovan Veljanoski | Towards Data Science | Many organizations are trying to gather and utilise as much data as possible to improve on how they run their business, increase revenue, or how they impact the world around them. Therefore it is becoming increasingly common for data scientists to face 50GB or even 500GB sized datasets.
Now, these kind of datasets are ... | [
{
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"text": "Many organizations are trying to gather and utilise as much data as possible to improve on how they run their business, increase revenue, or how they impact the world around them. Therefore it is becoming increasingly common for data scientists to face 50... |
HCatalog - Installation | All Hadoop sub-projects such as Hive, Pig, and HBase support Linux operating system. Therefore, you need to install a Linux flavor on your system. HCatalog is merged with Hive Installation on March 26, 2013. From the version Hive-0.11.0 onwards, HCatalog comes with Hive installation. Therefore, follow the steps given b... | [
{
"code": null,
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"text": "All Hadoop sub-projects such as Hive, Pig, and HBase support Linux operating system. Therefore, you need to install a Linux flavor on your system. HCatalog is merged with Hive Installation on March 26, 2013. From the version Hive-0.11.0 onwards, HCatalo... |
How to convert JavaScript datetime to MySQL datetime ? - GeeksforGeeks | 28 Jun, 2019
Given a date in JavaScript DateTime format and the task is to convert this time into MySQL DateTime format using JavaScript.
Approach:
Use date.toISOString() function to convert the date object into string ISO format i.e. YYYY-MM-DDTHH:mm:ss.sssZ or ±YYYYYY-MM-DDTHH:mm:ss.sssZ format.
Use slice() method to... | [
{
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},
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"code": null,
"e": 25034,
"s": 24909,
"text": "Given a date in JavaScript DateTime format and the task is to convert this time into MySQL DateTime format using JavaScript."
},
{
"code": null,
"e": 2... |
Creating Symbolic Links on Windows - GeeksforGeeks | 08 Sep, 2020
A symbolic link is used to describe a file, that doesn’t store any data. Symbolic Links on Windows contains a reference to another file or directory in the respective of an absolute or you can say to the relative path. The type of path (relative/absolute) is defined during the creation of the link.
Most o... | [
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"code": null,
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"text": "A symbolic link is used to describe a file, that doesn’t store any data. Symbolic Links on Windows contains a reference to another file or directory in the respect... |
Java program to convert a list to an array | The List object provides a method known as toArray(). This method accepts an empty array as argument, converts the current list to an array and places in the given array. To convert a List object to an array −
Create a List object.
Add elements to it.
Create an empty array with size of the created ArrayList.
Conver... | [
{
"code": null,
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"text": "The List object provides a method known as toArray(). This method accepts an empty array as argument, converts the current list to an array and places in the given array. To convert a List object to an array −"
},
{
"code": null,
"e": 1295,
... |
Exception handling and object destruction in C++ | Destructors in C++ basically called when objects will get destroyed and release memory from the system. When an exception is thrown in the class, the destructor is called automatically before the catch block gets executed.
Begin
Declare a class sample1.
Declare a constructor of sample1.
Print “Constru... | [
{
"code": null,
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"text": "Destructors in C++ basically called when objects will get destroyed and release memory from the system. When an exception is thrown in the class, the destructor is called automatically before the catch block gets executed."
},
{
"code": null,
... |
Implementing multi-class text classification with Doc2Vec | by Dipika Baad | Towards Data Science | In this post, you will learn how to classify text documents into different categories while using Doc2Vec to represent the documents. We will learn this with an easy to understand example of classifying the movie plots by genre using Doc2vec for feature representation and using logistic regression as a classification a... | [
{
"code": null,
"e": 649,
"s": 171,
"text": "In this post, you will learn how to classify text documents into different categories while using Doc2Vec to represent the documents. We will learn this with an easy to understand example of classifying the movie plots by genre using Doc2vec for feature r... |
What is onclick event in JavaScript? | The onClick event is the most frequently used event type, which occurs when a user clicks the left button of the mouse.
You can put your validation, warning etc., against this event type.
Live Demo
<html>
<head>
<script>
<!--
function sayHello() {
alert("Hello World")
... | [
{
"code": null,
"e": 1182,
"s": 1062,
"text": "The onClick event is the most frequently used event type, which occurs when a user clicks the left button of the mouse."
},
{
"code": null,
"e": 1250,
"s": 1182,
"text": "You can put your validation, warning etc., against this event ... |
Linked List Length Even or Odd? | Practice | GeeksforGeeks | Given a linked list of size N, your task is to complete the function isLengthEvenOrOdd() which contains head of the linked list and check whether the length of linked list is even or odd.
Input:
The input line contains T, denoting the number of testcases. Each testcase contains two lines. the first line contains N(size... | [
{
"code": null,
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"text": "Given a linked list of size N, your task is to complete the function isLengthEvenOrOdd() which contains head of the linked list and check whether the length of linked list is even or odd."
},
{
"code": null,
"e": 643,
"s": 414,
"text":... |
How To Use Machine Learning To Possibly Become A Millionaire: Predicting The Stock Market? | by Jere Xu | Towards Data Science | Working on Wall Street is just as intense and rewarding as you would imagine. Lots of suits and lots of sullen faces and lots of cigarette smoke. Amidst all of the craziness you’d expect from the literal financial center of the world, the actual underlying goal of everyone there is pretty simple. At risk of oversimplif... | [
{
"code": null,
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"text": "Working on Wall Street is just as intense and rewarding as you would imagine. Lots of suits and lots of sullen faces and lots of cigarette smoke. Amidst all of the craziness you’d expect from the literal financial center of the world, the actual underlyin... |
How to get the number of rows and columns of a JTable in Java Swing | To count the number of rows of a table, use the getRowCount() method −
table.getRowCount()
To count the number of columns of a table, use the getColumnCount() method −
table.getColumnCount()
The following is an example to get the number of rows and columns of a JTable −
package my;
import java.awt.Font;
import javax.sw... | [
{
"code": null,
"e": 1133,
"s": 1062,
"text": "To count the number of rows of a table, use the getRowCount() method −"
},
{
"code": null,
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"s": 1133,
"text": "table.getRowCount()"
},
{
"code": null,
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"text": "To count the number ... |
Java Examples - Debug a java file | How to set destination of the class file?
Following example demonstrates how to debug a java file using =g option with javac command.
c:> javac demo.java -g
The above code sample will produce the following result.
Demo.java will debug.
Print
Add Notes
Bookmark this page | [
{
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"text": "How to set destination of the class file?"
},
{
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"text": "Following example demonstrates how to debug a java file using =g option with javac command."
},
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"... |
Remove trailing zeros in decimal value with changing length in MySQL? | You can remove trailing zeros using TRIM() function. The syntax is as follows.
SELECT TRIM(yourColumnName)+0 FROM yourTableName;
To understand the above syntax, let us create a table. The query to create a table is as follows −
mysql> create table removeTrailingZeroInDecimal
-> (
-> Id int not null auto_increment... | [
{
"code": null,
"e": 1141,
"s": 1062,
"text": "You can remove trailing zeros using TRIM() function. The syntax is as follows."
},
{
"code": null,
"e": 1191,
"s": 1141,
"text": "SELECT TRIM(yourColumnName)+0 FROM yourTableName;"
},
{
"code": null,
"e": 1290,
"s": 1... |
Machine Learning application in Petrophysics Industry: A Sonic Log Synthesis prediction story | by Aboze Brain John Jnr | Towards Data Science | Petrophysics is the study of the properties of rock and a brief description about the interactions of liquids. It is mainly used in the Oil and Gas industry to study the behavior of different kinds of reservoirs. It also explains the chemistry of pores of the subsurface and how they are connected. It helps in controlli... | [
{
"code": null,
"e": 723,
"s": 172,
"text": "Petrophysics is the study of the properties of rock and a brief description about the interactions of liquids. It is mainly used in the Oil and Gas industry to study the behavior of different kinds of reservoirs. It also explains the chemistry of pores of... |
Fixing a Broken Ubuntu GUI. Lessons learned from bad driver... | by Normaler Mensch | Towards Data Science | I switch between Windows and Flavors of Ubuntu a lot. I recently noticed that I haven’t used my Kubuntu PC in a while during which it gathered dust. I decided to bring it up to speed. Having had enough of Kubuntu, I switched to Ubuntu 20.04, which wasn’t all so much a pain to install, you know... the GUI support, and a... | [
{
"code": null,
"e": 495,
"s": 171,
"text": "I switch between Windows and Flavors of Ubuntu a lot. I recently noticed that I haven’t used my Kubuntu PC in a while during which it gathered dust. I decided to bring it up to speed. Having had enough of Kubuntu, I switched to Ubuntu 20.04, which wasn’t ... |
How to Iterate Over Rows in a Pandas DataFrame | Towards Data Science | Iterating over pandas DataFrames is definitely not a best practise and you should only consider doing so only when this is absolutely necessary and when you have exhausted every other possible option that is likely to be more elegant and efficient.
Iterating through pandas objects is generally slow. In many cases, iter... | [
{
"code": null,
"e": 421,
"s": 172,
"text": "Iterating over pandas DataFrames is definitely not a best practise and you should only consider doing so only when this is absolutely necessary and when you have exhausted every other possible option that is likely to be more elegant and efficient."
},
... |
Cypress - Data Driven Testing | Cypress data driven testing is achieved with the help of fixtures. Cypress fixtures are added to maintain and hold the test data for automation.
The fixtures are kept inside the fixtures folder (example.json file) in the Cypress project.Basically, it helps us to get data input from external files.
Cypress fixtures fold... | [
{
"code": null,
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"text": "Cypress data driven testing is achieved with the help of fixtures. Cypress fixtures are added to maintain and hold the test data for automation."
},
{
"code": null,
"e": 2796,
"s": 2642,
"text": "The fixtures are kept inside the fixt... |
Sentiment Analysis on the Texts of Harry Potter | by Greg Rafferty | Towards Data Science | I’m Greg Rafferty, a data scientist in the Bay Area. You can check out the code for this project on my github. Feel free to contact me with any questions!
In this series of posts, I’m looking at a few handy NLP techniques, through the lens of Harry Potter. Previous posts in this series on basic NLP looked at Topic Mode... | [
{
"code": null,
"e": 327,
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"text": "I’m Greg Rafferty, a data scientist in the Bay Area. You can check out the code for this project on my github. Feel free to contact me with any questions!"
},
{
"code": null,
"e": 576,
"s": 327,
"text": "In this series of posts, I’m lo... |
How to create a Button in JavaFX? | In JavaFX the javafx.scene.control package provides various nodes (classes)
specially designed for UI applications and these are re-usable. You can customize
these and build view pages for your JavaFX applications. example: Button,
CheckBox, Label, etc.
A button is control in user interface applications, in general, on... | [
{
"code": null,
"e": 1316,
"s": 1062,
"text": "In JavaFX the javafx.scene.control package provides various nodes (classes)\nspecially designed for UI applications and these are re-usable. You can customize\nthese and build view pages for your JavaFX applications. example: Button,\nCheckBox, Label, e... |
Abstract Classes in Java - GeeksforGeeks | 21 Apr, 2022
In C++, if a class has at least one pure virtual function, then the class becomes abstract. Unlike C++, in Java, a separate keyword abstract is used to make a class abstract.
Illustration: Abstract class
abstract class Shape
{
int color;
// An abstract function
abstract void draw();
}
Follow... | [
{
"code": null,
"e": 28950,
"s": 28922,
"text": "\n21 Apr, 2022"
},
{
"code": null,
"e": 29126,
"s": 28950,
"text": "In C++, if a class has at least one pure virtual function, then the class becomes abstract. Unlike C++, in Java, a separate keyword abstract is used to make a clas... |
Bin Packing Problem (Minimize number of used Bins) - GeeksforGeeks | 28 Jul, 2021
Given n items of different weights and bins each of capacity c, assign each item to a bin such that number of total used bins is minimized. It may be assumed that all items have weights smaller than bin capacity.Example:
Input: weight[] = {4, 8, 1, 4, 2, 1}
Bin Capacity c = 10
Output: 2
We ... | [
{
"code": null,
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"s": 24901,
"text": "\n28 Jul, 2021"
},
{
"code": null,
"e": 25151,
"s": 24929,
"text": "Given n items of different weights and bins each of capacity c, assign each item to a bin such that number of total used bins is minimized. It may be assumed that ... |
Types of Operator Overloading in C++ | 17 May, 2021
Operator Overloading:
C++ provides a special function to change the current functionality of some operators within its class which is often called as operator overloading. Operator Overloading is the method by which we can change the function of some specific operators to do some different task.
This ca... | [
{
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},
{
"code": null,
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"text": "Operator Overloading: "
},
{
"code": null,
"e": 354,
"s": 78,
"text": "C++ provides a special function to change the current functionality of some operato... |
Minimal to Canonical Form Conversion | 02 Jun, 2020
Canonical Form is also called standard form, we directly obtained it from truth table and hence we have all the variable in normal or complimented form in each minterm.
There are 3 steps for conversion of minimal form to canonical form.
Find the Total Number of variable present in minimal form.
Find the va... | [
{
"code": null,
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"text": "\n02 Jun, 2020"
},
{
"code": null,
"e": 223,
"s": 54,
"text": "Canonical Form is also called standard form, we directly obtained it from truth table and hence we have all the variable in normal or complimented form in each minterm."
},... |
Toasts for Android Studio | 22 May, 2018
A toast provides a simple popup message that is displayed on the current activity UI screen (e.g. Main Activity).
Example :
Syntax :
// to get ContextContext context = getApplicationContext(); // message to displayString text = "Toast message"; // toast time duration, can also set manual value int duration... | [
{
"code": null,
"e": 28,
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"text": "\n22 May, 2018"
},
{
"code": null,
"e": 142,
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"text": "A toast provides a simple popup message that is displayed on the current activity UI screen (e.g. Main Activity)."
},
{
"code": null,
"e": 152,
"s": 142,
"... |
How to group Bar Charts in Python-Plotly? | 03 Jul, 2020
Plotly is a Python library which is used to design graphs, especially interactive graphs. It can plot various graphs and charts like histogram, barplot, boxplot, spreadplot and many more. It is mainly used in data analysis as well as financial analysis. plotly is an interactive visualization library.
Grou... | [
{
"code": null,
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"text": "\n03 Jul, 2020"
},
{
"code": null,
"e": 331,
"s": 28,
"text": "Plotly is a Python library which is used to design graphs, especially interactive graphs. It can plot various graphs and charts like histogram, barplot, boxplot, spreadplot an... |
Java AWT | Choice Class | 24 Oct, 2019
Choice class is part of Java Abstract Window Toolkit(AWT). The Choice class presents a pop- up menu for the user, the user may select an item from the popup menu. The selected item appears on the top. The Choice class inherits the Component.
Constructor for the Choice class
Choice() : creates an new empty ... | [
{
"code": null,
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"text": "\n24 Oct, 2019"
},
{
"code": null,
"e": 270,
"s": 28,
"text": "Choice class is part of Java Abstract Window Toolkit(AWT). The Choice class presents a pop- up menu for the user, the user may select an item from the popup menu. The selected... |
Java - String copyValueOf() Method | This method returns a String that represents the character sequence in the array specified.
Here is the syntax of this method −
public static String copyValueOf(char[] data)
Here is the detail of parameters −
data − the character array.
data − the character array.
This method returns a String that contains the charact... | [
{
"code": null,
"e": 2603,
"s": 2511,
"text": "This method returns a String that represents the character sequence in the array specified."
},
{
"code": null,
"e": 2639,
"s": 2603,
"text": "Here is the syntax of this method −"
},
{
"code": null,
"e": 2686,
"s": 26... |
Survival Analysis in R | 13 Dec, 2021
Survival analysis in R Programming Language deals with the prediction of events at a specified time. It deals with the occurrence of an interesting event within a specified time and failure of it produces censored observations i.e incomplete observations.
Biological sciences are the most important applica... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n13 Dec, 2021"
},
{
"code": null,
"e": 309,
"s": 52,
"text": "Survival analysis in R Programming Language deals with the prediction of events at a specified time. It deals with the occurrence of an interesting event within a specified t... |
Underscore.js _.findIndex() Function | 24 Nov, 2021
_.findIndex() function:
It is used to find the index of an element which is passed in the second parameter.
We can use this for any kind of array like number array, string array, character array etc.
If we do not know what all elements are present in the array but we want to find out whether a single eleme... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n24 Nov, 2021"
},
{
"code": null,
"e": 52,
"s": 28,
"text": "_.findIndex() function:"
},
{
"code": null,
"e": 136,
"s": 52,
"text": "It is used to find the index of an element which is passed in the second parameter."... |
How to Install Lazy Script in Kali Linux? | 05 Oct, 2021
Kali Linux is one of the most advanced hacking OS systems from Linux family. Kali Linux is filled with many hacking tools and supporting learners and hackers worldwide. There are many versions of Kali Linux which provides a good user interface and desired environment.The Lazy Script is designed to help man... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n05 Oct, 2021"
},
{
"code": null,
"e": 538,
"s": 28,
"text": "Kali Linux is one of the most advanced hacking OS systems from Linux family. Kali Linux is filled with many hacking tools and supporting learners and hackers worldwide. There ... |
vfork() - Unix, Linux System Call | Unix - Home
Unix - Getting Started
Unix - File Management
Unix - Directories
Unix - File Permission
Unix - Environment
Unix - Basic Utilities
Unix - Pipes & Filters
Unix - Processes
Unix - Communication
Unix - The vi Editor
Unix - What is Shell?
Unix - Using Variables
Unix - Special Variables
Unix - Using Arrays
Unix -... | [
{
"code": null,
"e": 1600,
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"text": "Unix - Home"
},
{
"code": null,
"e": 1623,
"s": 1600,
"text": "Unix - Getting Started"
},
{
"code": null,
"e": 1646,
"s": 1623,
"text": "Unix - File Management"
},
{
"code": null,
"e": 1665,
"s": 1... |
Find minimum positive integer x such that a(x^2) + b(x) + c >= k | 25 May, 2022
Given four integers a, b, c and k. The task is to find the minimum positive value of x such that ax2 + bx + c ≥ k.Examples:
Input: a = 3, b = 4, c = 5, k = 6 Output: 1 For x = 0, a * 0 + b * 0 + c = 5 < 6 For x = 1, a * 1 + b * 1 + c = 3 + 4 + 5 = 12 > 6Input: a = 2, b = 7, c = 6, k = 3 Output: 0
App... | [
{
"code": null,
"e": 52,
"s": 24,
"text": "\n25 May, 2022"
},
{
"code": null,
"e": 178,
"s": 52,
"text": "Given four integers a, b, c and k. The task is to find the minimum positive value of x such that ax2 + bx + c ≥ k.Examples: "
},
{
"code": null,
"e": 354,
"s... |
Sort the matrix row-wise and column-wise | 06 May, 2021
Given a n x n matrix. The problem is to sort the matrix row-wise and column wise.Examples:
Input : mat[][] = { {4, 1, 3},
{9, 6, 8},
{5, 2, 7} }
Output : 1 3 4
2 5 7
6 8 9
Input : mat[][] = { {12, 7, 1, 8},
{20, 9, 11, 2},
... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n06 May, 2021"
},
{
"code": null,
"e": 147,
"s": 54,
"text": "Given a n x n matrix. The problem is to sort the matrix row-wise and column wise.Examples: "
},
{
"code": null,
"e": 507,
"s": 147,
"text": "Input : mat[... |
Python - geometry method in Tkinter | Python has capability to create GUI applications using the Tkinter library. The library provides many methods useful for GUI applications. The geometry method is a fundamental one which decides the size, position and some other attributes of the screen layout we are going to create.
In the below program we create a win... | [
{
"code": null,
"e": 1471,
"s": 1187,
"text": "Python has capability to create GUI applications using the Tkinter library. The library provides many methods useful for GUI applications. The geometry method is a fundamental one which decides the size, position and some other attributes of the screen ... |
ML | Momentum-based Gradient Optimizer introduction | 18 Nov, 2021
Gradient Descent is an optimization technique used in Machine Learning frameworks to train different models. The training process consists of an objective function (or the error function), which determines the error a Machine Learning model has on a given dataset. While training, the parameters of this alg... | [
{
"code": null,
"e": 54,
"s": 26,
"text": "\n18 Nov, 2021"
},
{
"code": null,
"e": 795,
"s": 54,
"text": "Gradient Descent is an optimization technique used in Machine Learning frameworks to train different models. The training process consists of an objective function (or the er... |
Python | Print all string combination from given numbers | 16 Jan, 2019
Given an integer N as input, the task is to print the all the string combination from it in lexicographical order.
Examples:
Input : 191
Output : aia sa
Explanation:
The Possible String digit are
1, 9 and 1 --> aia
19 and 1 --> sa
Input : 1119
Output : aaai aas aki kai ks
Approach:
Get the String and ... | [
{
"code": null,
"e": 28,
"s": 0,
"text": "\n16 Jan, 2019"
},
{
"code": null,
"e": 143,
"s": 28,
"text": "Given an integer N as input, the task is to print the all the string combination from it in lexicographical order."
},
{
"code": null,
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... |
How to Convert Hex String to Hex Number in C#? | Firstly, set the Hex String −
string str = "7D";
Now, use the Convert.ToSByte() method to convert the Hex string to Hex number −
Console.WriteLine(Convert.ToSByte(str, 16));
Let us see the complete code −
Live Demo
using System;
namespace Demo {
public class Program {
public static void Main(string[] args) {... | [
{
"code": null,
"e": 1092,
"s": 1062,
"text": "Firstly, set the Hex String −"
},
{
"code": null,
"e": 1111,
"s": 1092,
"text": "string str = \"7D\";"
},
{
"code": null,
"e": 1191,
"s": 1111,
"text": "Now, use the Convert.ToSByte() method to convert the Hex str... |
Arduino - for loop | A for loop executes statements a predetermined number of times. The control expression for the loop is initialized, tested and manipulated entirely within the for loop parentheses. It is easy to debug the looping behavior of the structure as it is independent of the activity inside the loop.
Each for loop has up to thr... | [
{
"code": null,
"e": 3163,
"s": 2870,
"text": "A for loop executes statements a predetermined number of times. The control expression for the loop is initialized, tested and manipulated entirely within the for loop parentheses. It is easy to debug the looping behavior of the structure as it is indep... |
Python program to delete a new node from the beginning of the doubly linked list | When it is required to delete a node from the beginning of a doubly linked list, a ‘Node’ class needs to be created. In this class, there are three attributes, the data that is present in the node, the access to the next node of the linked list, and the access to the previous node of the linked list.
Below is a demonst... | [
{
"code": null,
"e": 1364,
"s": 1062,
"text": "When it is required to delete a node from the beginning of a doubly linked list, a ‘Node’ class needs to be created. In this class, there are three attributes, the data that is present in the node, the access to the next node of the linked list, and the... |
Implementation of Deque using doubly linked list - GeeksforGeeks | 14 Jan, 2021
Deque or Double Ended Queue is a generalized version of Queue data structure that allows insert and delete at both ends. In previous post Implementation of Deque using circular array has been discussed. Now in this post we see how we implement Deque using Doubly Linked List.
Mainly the following four basi... | [
{
"code": null,
"e": 25150,
"s": 25122,
"text": "\n14 Jan, 2021"
},
{
"code": null,
"e": 25427,
"s": 25150,
"text": "Deque or Double Ended Queue is a generalized version of Queue data structure that allows insert and delete at both ends. In previous post Implementation of Deque u... |
\dot - Tex Command | \dot - Used to draw dot accent over the argument.
{ \dot #1 }
\dot command draws dot accent over the argument.
\dot x
x ̇
\dot x
x ̇
\dot x
14 Lectures
52 mins
Ashraf Said
11 Lectures
1 hours
Ashraf Said
9 Lectures
1 hours
Emenwa Global, Ejike IfeanyiChukwu
29 Lectu... | [
{
"code": null,
"e": 8036,
"s": 7986,
"text": "\\dot - Used to draw dot accent over the argument."
},
{
"code": null,
"e": 8048,
"s": 8036,
"text": "{ \\dot #1 }"
},
{
"code": null,
"e": 8097,
"s": 8048,
"text": "\\dot command draws dot accent over the argumen... |
How to set alternate table row color using CSS? - GeeksforGeeks | 30 Jul, 2021
The :nth-child() selector in CSS is used to match the elements based on their position in a group of siblings. It matches every element that is the nth-child. Syntax:
:nth-child(number) {
// CSS Property
}
Where number is the argument that represents the pattern for matching elements. It can be odd, ... | [
{
"code": null,
"e": 24960,
"s": 24932,
"text": "\n30 Jul, 2021"
},
{
"code": null,
"e": 25129,
"s": 24960,
"text": "The :nth-child() selector in CSS is used to match the elements based on their position in a group of siblings. It matches every element that is the nth-child. Synt... |
Checkbox-inline Bootstrap class | Use .checkbox-inline class to a series of checkboxes for controls to appear on the same line.
You can try to run the following code to implement the .checkbox-inline class
Live Demo
<!DOCTYPE html>
<html>
<head>
<title>Bootstrap Forms</title>
<meta name = "viewport" content = "width=device-width, initial... | [
{
"code": null,
"e": 1156,
"s": 1062,
"text": "Use .checkbox-inline class to a series of checkboxes for controls to appear on the same line."
},
{
"code": null,
"e": 1234,
"s": 1156,
"text": "You can try to run the following code to implement the .checkbox-inline class"
},
{
... |
How to find the Current Context id of the Thread in C#? | To create a new thread.
Thread thread = Thread.CurrentThread;
thread.Name = "My new Thread”;
To get the current context id, use the ContextID property.
Thread.CurrentContext.ContextID
Let us see the complete code −
Live Demo
using System;
using System.Threading;
namespace Demo {
class MyClass {
static void Ma... | [
{
"code": null,
"e": 1086,
"s": 1062,
"text": "To create a new thread."
},
{
"code": null,
"e": 1155,
"s": 1086,
"text": "Thread thread = Thread.CurrentThread;\nthread.Name = \"My new Thread”;"
},
{
"code": null,
"e": 1214,
"s": 1155,
"text": "To get the curre... |
Forecasts in Snowflake: Facebook Prophet on Cloud Run with SQL | by Felipe Hoffa | Towards Data Science | The goal for this post is to build a function you could use within Snowflake to forecast time series. A great open source tool for this is Facebook Prophet, and we just need a way to use it within our Snowflake environment. This is easy, with Snowflake’s ability to run external functions — hence we only need to host an... | [
{
"code": null,
"e": 611,
"s": 172,
"text": "The goal for this post is to build a function you could use within Snowflake to forecast time series. A great open source tool for this is Facebook Prophet, and we just need a way to use it within our Snowflake environment. This is easy, with Snowflake’s ... |
Using Genetic Algorithms to Optimize GANs | by Victor Sim | Towards Data Science | GANs are one of the most computationally intensive models to train, as it is the equivalent of training two neural networks at the same time. For my lousy portable computer, training a GAN until convergence is very difficult. I have written a generic genetic algorithm, that can be adapted to many different problems. I ... | [
{
"code": null,
"e": 566,
"s": 171,
"text": "GANs are one of the most computationally intensive models to train, as it is the equivalent of training two neural networks at the same time. For my lousy portable computer, training a GAN until convergence is very difficult. I have written a generic gene... |
WSDL - Elements | WSDL breaks down web services into three specific, identifiable elements that can be combined or reused once defined.
The three major elements of WSDL that can be defined separately are −
Types
Operations
Binding
A WSDL document has various elements, but they are contained within these three main elements, which can be... | [
{
"code": null,
"e": 1922,
"s": 1804,
"text": "WSDL breaks down web services into three specific, identifiable elements that can be combined or reused once defined."
},
{
"code": null,
"e": 1992,
"s": 1922,
"text": "The three major elements of WSDL that can be defined separately ... |
Count odd and even digits in a number in PL/SQL - GeeksforGeeks | 11 Aug, 2021
Prerequisite – PL/SQL introduction In PL/SQL code groups of commands are arranged within a block. A block group related declarations or statements. In declare part, we declare variables and between begin and end part, we perform the operations.Given a number and task is to find the number of odd and even d... | [
{
"code": null,
"e": 24416,
"s": 24388,
"text": "\n11 Aug, 2021"
},
{
"code": null,
"e": 24754,
"s": 24416,
"text": "Prerequisite – PL/SQL introduction In PL/SQL code groups of commands are arranged within a block. A block group related declarations or statements. In declare part... |
Case-insensitive Dictionary in C# | To compare, ignoring case, use the case-insensitive Dictionary.
While declaring a Dictionary, set the following property to get case-insensitive Dictionary −
StringComparer.OrdinalIgnoreCase
Add the property like this −
Dictionary <string, int> dict = new Dictionary <string, int> (StringComparer.OrdinalIgnoreCase);
Her... | [
{
"code": null,
"e": 1126,
"s": 1062,
"text": "To compare, ignoring case, use the case-insensitive Dictionary."
},
{
"code": null,
"e": 1220,
"s": 1126,
"text": "While declaring a Dictionary, set the following property to get case-insensitive Dictionary −"
},
{
"code": nu... |
Analyzing selling price of used cars using Python - GeeksforGeeks | 12 Dec, 2019
Now-a-days, with the technological advancement, Techniques like Machine Learning, etc are being used on a large scale in many organisations. These models usually work with a set of predefined data-points available in the form of datasets. These datasets contain the past/previous information on a specific d... | [
{
"code": null,
"e": 30326,
"s": 30298,
"text": "\n12 Dec, 2019"
},
{
"code": null,
"e": 30971,
"s": 30326,
"text": "Now-a-days, with the technological advancement, Techniques like Machine Learning, etc are being used on a large scale in many organisations. These models usually w... |
GATE | GATE CS 2019 | Question 24 - GeeksforGeeks | 01 Oct, 2021
For Σ = {a, b}, let us consider the regular language
L = {x ∣ x = a2 + 3k or x = b10 + 12k, k ≥ 0}
Which one of the following can be a pumping length (the constant guaranteed by the pumping lemma) for L?(A) 3(B) 5(C) 9(D) 24Answer: (D)Explanation: According to Pumping lemma, there must be repeation (DFA t... | [
{
"code": null,
"e": 25649,
"s": 25621,
"text": "\n01 Oct, 2021"
},
{
"code": null,
"e": 25702,
"s": 25649,
"text": "For Σ = {a, b}, let us consider the regular language"
},
{
"code": null,
"e": 25749,
"s": 25702,
"text": "L = {x ∣ x = a2 + 3k or x = b10 + 12k... |
VBA - Minute Function | The Minute Function returns a number between 0 and 59 that represents the minute of the hour for the specified time stamp.
Minute(time)
Add a button and add the following function.
Private Sub Constant_demo_Click()
msgbox("Line 1: " & Minute("3:13:45 PM"))
msgbox("Line 2: " & Minute("23:43:45"))
msgbox("Line... | [
{
"code": null,
"e": 2058,
"s": 1935,
"text": "The Minute Function returns a number between 0 and 59 that represents the minute of the hour for the specified time stamp."
},
{
"code": null,
"e": 2073,
"s": 2058,
"text": "Minute(time) \n"
},
{
"code": null,
"e": 2118,
... |
Commonly Asked Data Structure Interview Questions | Set 1 - GeeksforGeeks | 28 Jun, 2021
What is a Data Structure? A data structure is a way of organizing the data so that the data can be used efficiently. Different kinds of data structures are suited to different kinds of applications, and some are highly specialized to specific tasks. For example, B-trees are particularly well-suited for the... | [
{
"code": null,
"e": 25082,
"s": 25054,
"text": "\n28 Jun, 2021"
},
{
"code": null,
"e": 25519,
"s": 25082,
"text": "What is a Data Structure? A data structure is a way of organizing the data so that the data can be used efficiently. Different kinds of data structures are suited ... |
C++ | References | Question 6 - GeeksforGeeks | 28 Jun, 2021
Which of the following is FALSE about references in C++(A) References cannot be NULL(B) A reference must be initialized when declared(C) Once a reference is created, it cannot be later made to reference another object; it cannot be reset.(D) References cannot refer to constant valueAnswer: (D)Explanation: ... | [
{
"code": null,
"e": 24232,
"s": 24204,
"text": "\n28 Jun, 2021"
},
{
"code": null,
"e": 24660,
"s": 24232,
"text": "Which of the following is FALSE about references in C++(A) References cannot be NULL(B) A reference must be initialized when declared(C) Once a reference is create... |
Java - The Vector Class | Vector implements a dynamic array. It is similar to ArrayList, but with two differences −
Vector is synchronized.
Vector is synchronized.
Vector contains many legacy methods that are not part of the collections framework.
Vector contains many legacy methods that are not part of the collections framework.
Vector proves ... | [
{
"code": null,
"e": 2467,
"s": 2377,
"text": "Vector implements a dynamic array. It is similar to ArrayList, but with two differences −"
},
{
"code": null,
"e": 2491,
"s": 2467,
"text": "Vector is synchronized."
},
{
"code": null,
"e": 2515,
"s": 2491,
"text"... |
How to Call a Lua function from C? | Calling a Lua function from C is something that requires a series of steps and a mastery in the Lua library functions. Lua provides several library functions that we can use whenever we want to call Lua functions from C or the opposite.
Some of the most commonly used Lua library functions for calling a Lua function fro... | [
{
"code": null,
"e": 1299,
"s": 1062,
"text": "Calling a Lua function from C is something that requires a series of steps and a mastery in the Lua library functions. Lua provides several library functions that we can use whenever we want to call Lua functions from C or the opposite."
},
{
"c... |
How to display all constraints on a table in MySQL? | To display all constraints on a table, you can try any of the following methods −
You can check with the help of show command. The syntax is as follows −
SHOW CREATE TABLE yourTableName;
You can use information.schema. The syntax is as follows −
select COLUMN_NAME, CONSTRAINT_NAME, REFERENCED_COLUMN_NAME, REFERENCED_TA... | [
{
"code": null,
"e": 1144,
"s": 1062,
"text": "To display all constraints on a table, you can try any of the following methods −"
},
{
"code": null,
"e": 1216,
"s": 1144,
"text": "You can check with the help of show command. The syntax is as follows −"
},
{
"code": null,
... |
java.lang.reflect.Constructor Class in Java - GeeksforGeeks | 15 Nov, 2021
java.lang.reflect.Constructor class is used to manage the constructor metadata like the name of the constructors, parameter types of constructors, and access modifiers of the constructors. We can inspect the constructors of classes and instantiate objects at runtime. The Constructor[] array will have one C... | [
{
"code": null,
"e": 23557,
"s": 23529,
"text": "\n15 Nov, 2021"
},
{
"code": null,
"e": 23935,
"s": 23557,
"text": "java.lang.reflect.Constructor class is used to manage the constructor metadata like the name of the constructors, parameter types of constructors, and access modif... |
Analyzing Medicare Data in Python | by Sadrach Pierre, Ph.D. | Towards Data Science | Medicare is a single-payer national social health insurance program for Americans age 65 and older. It also includes some younger adults with disability status, people living with ALS, and people with end-stage renal disease. The Center for Medicare & Medicaid Services provides public access to Medicare data. You can a... | [
{
"code": null,
"e": 532,
"s": 172,
"text": "Medicare is a single-payer national social health insurance program for Americans age 65 and older. It also includes some younger adults with disability status, people living with ALS, and people with end-stage renal disease. The Center for Medicare & Med... |
Master the basics of machine learning by solving a hackathon problem | by Saurabh Mhatre | Towards Data Science | Hackathons are a good way to learn and implement new concepts in a short span of time. Today we are going to cover basic steps in machine learning and how to get a good accuracy for a regression problem while trying to achieve a decent rank using a dataset from MachineHack Hackathon.
The basic steps in any solving any ... | [
{
"code": null,
"e": 332,
"s": 47,
"text": "Hackathons are a good way to learn and implement new concepts in a short span of time. Today we are going to cover basic steps in machine learning and how to get a good accuracy for a regression problem while trying to achieve a decent rank using a dataset... |
How can I pass parameters to on_key in fig.canvas.mpl_connect('key_press_event',on_key)? | To pass parameters to on_key in fig.canvas.mpl_connect('key_press_event', on_key), we can take the following steps −
Set the figure size and adjust the padding between and around the subplots.
Create a figure and a set of subplots.
Set x and y scale of the axes.
Bind the function to the event.
To display the figure, us... | [
{
"code": null,
"e": 1179,
"s": 1062,
"text": "To pass parameters to on_key in fig.canvas.mpl_connect('key_press_event', on_key), we can take the following steps −"
},
{
"code": null,
"e": 1255,
"s": 1179,
"text": "Set the figure size and adjust the padding between and around the... |
mysqlcheck - A MySQL Table Maintenance Program | The mysqlcheck client performs table maintenance. It checks, repairs, optimizes, or analyses tables. If the user uses the --databases or --all-databases option to process all tables in one or more databases, invoking mysqlcheck would take a long time. This is true for the MySQL upgrade procedure as well, if it determin... | [
{
"code": null,
"e": 1464,
"s": 1062,
"text": "The mysqlcheck client performs table maintenance. It checks, repairs, optimizes, or analyses tables. If the user uses the --databases or --all-databases option to process all tables in one or more databases, invoking mysqlcheck would take a long time. T... |
Add minimum number to an array so that the sum becomes even in C programming | Given an array, add the minimum number (which should be greater than 0) to the array so that the sum of array becomes even.
Input - 1 2 3 4,
Output - 2
Explanation - Sum of array is 10, so we
add minimum number 2 to make the sum even.
Method 1: calculate the sum of all elements of the array, then check if the sum is e... | [
{
"code": null,
"e": 1186,
"s": 1062,
"text": "Given an array, add the minimum number (which should be greater than 0) to the array so that the sum of array becomes even."
},
{
"code": null,
"e": 1203,
"s": 1186,
"text": "Input - 1 2 3 4,"
},
{
"code": null,
"e": 1214... |
How can we implement line wrap and word wrap text inside a JTextArea in Java? | A JTextArea is a multi-line text component to display text or allow the user to enter the text and it will generate a CaretListener interface when we are trying to implement the functionality of the JTextArea component. A JTextArea class inherits the JTextComponent class in Java.
In the below example, we can implement ... | [
{
"code": null,
"e": 1343,
"s": 1062,
"text": "A JTextArea is a multi-line text component to display text or allow the user to enter the text and it will generate a CaretListener interface when we are trying to implement the functionality of the JTextArea component. A JTextArea class inherits the JT... |
How to create a list in SAPUI5? | I have gone through your code and it looks your list binding is incorrect. When you bind your data, your data should be in a JSON array format. Please find below the updated working code.
var oModelData =
[
{Animal: "Kangaroo", Zoo: "Sydney"},
{Animal: "Tiger", Zoo: "Melbourne"},
{Animal: "Lion", Zoo: "Alaska"}
... | [
{
"code": null,
"e": 1251,
"s": 1062,
"text": "I have gone through your code and it looks your list binding is incorrect. When you bind your data, your data should be in a JSON array format. Please find below the updated working code."
},
{
"code": null,
"e": 1600,
"s": 1251,
"t... |
How to Create Bar Chart using React Bootstrap ? - GeeksforGeeks | 24 Jun, 2021
A bar plot or bar chart is a graph that represents the category of data with rectangular bars with lengths and heights that is proportional to the values which they represent. The bar plots can be plotted horizontally or vertically. A bar chart describes the comparisons between the discrete categories. One... | [
{
"code": null,
"e": 25578,
"s": 25550,
"text": "\n24 Jun, 2021"
},
{
"code": null,
"e": 26048,
"s": 25578,
"text": "A bar plot or bar chart is a graph that represents the category of data with rectangular bars with lengths and heights that is proportional to the values which the... |
Print all shortest paths between given source and destination in an undirected graph - GeeksforGeeks | 03 Feb, 2022
Given an undirected and unweighted graph and two nodes as source and destination, the task is to print all the paths of the shortest length between the given source and destination.Examples:
Input: source = 0, destination = 5
Output: 0 -> 1 -> 3 -> 50 -> 2 -> 3 -> 50 -> 1 -> 4 -> 5 Explanation: All the... | [
{
"code": null,
"e": 24677,
"s": 24649,
"text": "\n03 Feb, 2022"
},
{
"code": null,
"e": 24870,
"s": 24677,
"text": "Given an undirected and unweighted graph and two nodes as source and destination, the task is to print all the paths of the shortest length between the given sourc... |
Python Pandas and SQLite. Using SQLite to store your Pandas... | by Alan Jones | Towards Data Science | The SQLite database is a built-in feature of Python and a very useful one, at that. It is not a complete implementation of SQL but it has all the features that you need for a personal database or even a backend for a data-driven web site.
Using it with Pandas is simple and really useful. You can permanently store your ... | [
{
"code": null,
"e": 411,
"s": 172,
"text": "The SQLite database is a built-in feature of Python and a very useful one, at that. It is not a complete implementation of SQL but it has all the features that you need for a personal database or even a backend for a data-driven web site."
},
{
"c... |
Stop Using “Print” and Start Using “Logging” | by Naser Tamimi | Towards Data Science | Logging is a popular solution for tracking events in a code or debugging. Many of us (Python programmers and data scientists) have this bad habit of using print() to debug and track events in our codes.
Why using print() for logging and debugging is not a good practice?
The print() statement fails if your code does not... | [
{
"code": null,
"e": 375,
"s": 172,
"text": "Logging is a popular solution for tracking events in a code or debugging. Many of us (Python programmers and data scientists) have this bad habit of using print() to debug and track events in our codes."
},
{
"code": null,
"e": 443,
"s": 3... |
Loading Multiple Well Log LAS Files Using Python | by Andy McDonald | Towards Data Science | Log ASCII Standard (LAS) files are a common Oil & Gas industry format for storing and transferring well log data. The data contained within is used to analyze and understand the subsurface, as well as identify potential hydrocarbon reserves. In my previous article: Loading and Displaying Well Log Data, I covered how to... | [
{
"code": null,
"e": 541,
"s": 172,
"text": "Log ASCII Standard (LAS) files are a common Oil & Gas industry format for storing and transferring well log data. The data contained within is used to analyze and understand the subsurface, as well as identify potential hydrocarbon reserves. In my previou... |
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