All Basic Articles

Minimum number of operations to move all uppercase characters before all lower case characters

Given a string str, containing upper case and lower case characters. In a single operations, any lowercase character can be converted to an uppercase character… Read More

Algorithms

DSA

Mathematical

Strings

Lexicographically largest sub-sequence of the given string

Given string str containing lowercase characters, the task is to find the lexicographically largest sub-sequence of str. Examples: Input: str = “abc” Output: c All possible sub-sequences… Read More

lexicographic-ordering

subsequence

Algorithms

DSA

Strings

Number of wins for each player in a series of Rock-Paper-Scissor game

Two players are playing a series of games of Rock–paper–scissors. There are a total of K games played. Player 1 has a sequence of moves… Read More

programming-puzzle

Algorithms

DSA

Check whether two Strings are Anagram of each other using HashMap in Java

Write a function to check whether two given strings are an Anagram of each other or not. An anagram of a string is another string… Read More

Java-HashMap

Java

How to change the maximum upload file size in PHP ?

The maximum size of any file that can be uploaded on a website written in PHP is determined by the values of max_size that can… Read More

Picked

PHP

Web Technologies

Find integers that divides maximum number of elements of the array

Given an array arr[] of integers, the task is to find the element (other than 1) which is the factor of the maximum number of… Read More

divisors

factor

Arrays

DSA

Mathematical

Data Types in Go

Data types specify the type of data that a valid Go variable can hold. In Go language, the type is divided into four categories which… Read More

Go-Basics

Golang

Go Language

Maximum count of sub-strings of length K consisting of same characters

Given a string str and an integer k. The task is to count the occurrences of sub-strings of length k that consist of the same… Read More

Constructive Algorithms

substring

Algorithms

DSA

Greedy

Strings

What is Anti-aliasing?

Antialiasing is a technique used in computer graphics to remove the aliasing effect. The aliasing effect is the appearance of jagged edges or “jaggies” in… Read More

computer-graphics

Technical Scripter 2018

Technical Scripter

PrintStream println(char[]) method in Java with Examples

The println(char[]) method of PrintStream Class in Java is used to print the specified character array on the stream and then break the line. This… Read More

Java-Functions

Java-IO package

Java-PrintStream

Java

AtomicInteger addAndGet() method in Java with examples

The java.util.concurrent.atomic.AtomicInteger.addandget() is an inbuilt method in java which adds the value which is passed in the parameter of the function to the previous value… Read More

Java - util package

Java-AtomicInteger

Java-Functions

Java

Pandas GroupBy

Groupby is a pretty simple concept. We can create a grouping of categories and apply a function to the categories. It’s a simple concept but… Read More

Misc

Ethical Hacking | Footprinting

Footprinting means gathering information about a target system that can be used to execute a successful cyber attack. To get this information, a hacker might… Read More

Information-Security

Technical Scripter 2018

Technical Scripter

Difference between MySQL and MS SQL Server

SQL is an acronym for Structured Query Language. It is used to access, manipulate and retrieve information from a database. MySQL is an open source… Read More

mysql

SQL-Server

SQLmysql

DBMS

SQL

CSS transform Property

The transform property in CSS is used to change the coordinate space of the visual formatting model. This is used to add effects like skew,… Read More

CSS-Properties

Picked

CSS

Web Technologies

How to create directory with HTML button and PHP ?

The mkdir() function is used to create directory in PHP. It is an inbuilt function in PHP. The mkdir() function creates a new directory with… Read More

Web-Programs

PHP

PHP Programs

Web Technologies

LSB based Image steganography using MATLAB

Prerequisite: Image Steganography Introduction, Implementation using Python.Steganography is the method of hiding secret data inside any form of digital media. The main idea behind steganography… Read More

Image-Processing

MATLAB

Computer Subject

Decimal.ToInt32() Method in C#

This method is used to convert the value of the specified Decimal to the equivalent 32-bit signed integer. A user can also convert a Decimal… Read More

CSharp-Decimal-Struct

CSharp-method

C#

CSS vertical-align Property

CSS-Properties

Picked

CSS

Web Technologies

Java Guava | Floats.max() method with Examples

Floats.max() is a method of Floats Class in Guava library which is used to find the greatest value present in an array. The value returned… Read More

Guava-Floats

Guava-Functions

java-guava

Java