All Basic Articles

Convert a String into a square matrix grid of characters

Given a string of length L. The task is to convert the string into a grid.Examples: Input : str = "haveaniceday" Output : have anic… Read More

school-programming

DSA

Matrix

Strings

Introduction to Apache Cassandra

Cassandra is a distributed database management system which is open source with wide column store, NoSQL database to handle large amount of data across many… Read More

Misc

numpy.hstack() in Python

numpy.hstack() function is used to stack the sequence of input arrays horizontally (i.e. column wise) to make a single array. Syntax : numpy.hstack(tup) Parameters :… Read More

Python numpy-arrayManipulation

Python-numpy

Python

Set contains() method in Java with Examples

The Java.util.Set.contains() method is used to check whether a specific element is present in the Set or not. So basically it is used to check… Read More

Java-Collections

Java-Functions

java-set

Java

HTML checked Attribute

The checked attribute in HTML is used to indicate whether an element should be checked when the page loads up. It is a Boolean attribute. … Read More

HTML-Attributes

HTML

Web Technologies

Map put() Method in Java with Examples

The Map put() method associates the specified value with the specified key in the map. The map put() method is used to insert new key-value… Read More

Java - util package

Java-Collections

Java-Functions

java-map

Java

Map entrySet() method in Java with Examples

The java.util.Map.entrySet() method in Java is used to create a set out of the same elements contained in the map. It basically returns a set… Read More

Java-Collections

Java-Functions

java-map

Java

List equals() Method in Java with Examples

This method is used to compare two lists. It compares the lists as, both lists should have the same size, and all corresponding pairs of… Read More

Java - util package

Java-Collections

Java-Functions

java-list

Java

HTML | rows Attribute

The rows attribute in HTML is used to specify the number of visible text lines for the control i.e the number of rows to display.Note:… Read More

HTML-Attributes

HTML

Web Technologies

Set add() method in Java with Examples

The add() method of Set in Java is used to add a specific element into a Set collection. The set add() function adds the element… Read More

Java-Collections

Java-Functions

java-set

Misc

CSS border-bottom-right-radius Property

The border-bottom-right-radius property in CSS is used to define the radius of the right bottom corner of the border of a given element. It is… Read More

Picked

Web Technologies

HTML <canvas> Tag

The <canvas> tag in HTML is used to draw graphics on a web page using JavaScript. It can be used to draw paths, boxes, texts,… Read More

HTML-Tags

Picked

HTML

Web Technologies

Set remove() method in Java with Examples

The java.util.Set.remove(Object O) method is used to remove a particular element from a Set. Syntax: boolean remove(Object O) Parameters: The parameter O is of the… Read More

Java-Collections

Java-Functions

java-set

Java

HTML cols Attribute

The cols attribute in HTML is used to tell the browser how many average-width characters should fit on a single line i.e. the number of… Read More

HTML-Attributes

HTML

Web Technologies

List addAll() Method in Java with Examples

This method appends all of the elements in the specified collection to the end of this list, in the order that they are returned by… Read More

Java - util package

Java-Collections

Java-Functions

java-list

Java

HTML selected Attribute

The selected attribute in HTML is used to specify which option should be by default selected when the page loads. This is a boolean attribute.… Read More

HTML-Attributes

HTML

Web Technologies

HTML open Attribute

The open attribute in HTML is used to indicate whether the details will be shown on page load. This is a boolean attribute. If it… Read More

HTML-Attributes

HTML

Web Technologies

CSS border-image-slice Property

In CSS the border-image-slice property is used to divide or slice an image specified by border-image-source property. The border-slice property divides a given image into: 9… Read More

CSS-Properties

Picked

CSS

Web Technologies

Map hashCode() Method in Java with Examples

This method is used to generate a hashCode for the given map containing key and values. Syntax: int hashCode() Parameters: This method has no argument.… Read More

Java - util package

Java-Collections

Java-Functions

java-map

Java

Set containsAll() method in Java with Examples

The containsAll() method of Java Set is used to check whether two sets contain the same elements or not. It takes one set as a… Read More

Java-Collections

Java-Functions

java-set

Java