🔰 What are CSS pseudo-classes ?
A pseudo-class is used to define a special state of an element. For example, it can be used to: Style an element when a user mouses over it; Style visited and Style active.

🔰 For Complete CSS Tutorial 👇👇👇👇👇👇
https://www.…

🔰 CSS Opacity Property : The opacity property specifies the opacity/transparency of an element. Transparent Image. The opacity property can take a value from 0.0 - 1.0 .

🔰 For Complete CSS Tutorial 👇👇👇👇👇👇
https://www.youtube.com/playlist?list=PL-GHuu-e…

🔰 What is JavaScript arithmetic operators : An arithmetic operator is a mathematical function that takes two operands and performs a calculation on them. JavaScript Arithmetic Operators use a specific symbol in order to be used within the program. JavaScript…

🔰 JavaScript Comparison Operators : JavaScript Comparison operators are mainly used to perform the logical operations that determine the equality or difference between the values.

🔰 For Complete CSS Tutorial 👇👇👇👇👇👇
https://www.youtube.com/playlist?list=PL…

JavaScript Unary Plus (+) Operator : The unary plus (+) converts an operand into a number, if possible. It is commonly used to ensure numerical operations on variables that may contain numeric strings. If the operand is a string that represents a valid number…

🔰 JavaScript Unary Minus (-) Operator :
The Unary Negation (-) operator is used to convert its operand to a negative number if it isn’t already a negative number.

🔰 For Complete CSS Tutorial 👇👇👇👇👇👇
https://www.youtube.com/playlist?list=PL-GHuu-evJdaO8V…

🔰 JavaScript Unary Increment (++) Operator :
The unary increment operator (++) adds 1 to its operand’s value and evaluates to the updated value. It can be used as a postfix or prefix operator.

🔰 Postfix: In postfix, the current value of the variable is…

🔰 C लैंग्वेज क्या है?
C Language एक हाई लेवल की प्रोग्रामिंग भाषा है जिसका इस्तेमाल सिस्टम सॉफ्टवेयर, एप्लीकेशन सॉफ्टवेयर और एम्बेडेड सिस्टम बनाने के लिए किया जाता है.

🔰 For Complete C Language Tutorial 👇👇👇👇👇👇
https://www.youtube.com/playlist?list=PL-GHuu…

🔰 Java String क्या है?
String Java के लिए एक 'Non-primitive' Data Type होता है, स्ट्रिंग एक से अधिक characters का group होता है, स्ट्रिंग को हम double quotes(" ") के अन्दर लिखते है स्ट्रिंग को class; java.lang इस package में define किया जाता है. दोस्तों C…

JavaScript Unary Decrement (--) Operator : The unary decrement operator (–) subtracts 1 from its operand’s value and evaluates it to the updated value, and we can use it as a postfix or prefix operator.

Postfix: In postfix form, the current value of the…

🔰 HTML क्या है?
HTML एक MarkUp Language है, जिसे वेब पेज बनाने के लिए विकसित किया गया है. इसका विकास 90 के दशक में हुआ था. यह एक वेब पेज का आधार होती है और वेब पेज एक वेबसाइट का आधार होते है. HTML वेब डॉक्युमेंट को बनाने के किए ‘Tags’ का इस्तेमाल करती है.…

🔰 History of C Language :
C प्रोग्रामिंग भाषा को मूल रूप से Bell Labs में डेनिस रिची द्वारा 1972 और 1973 के बीच यूनिक्स पर चलने वाली उपयोगिताओं के निर्माण के लिए विकसित किया गया था। इसे यूनिक्स ऑपरेटिंग सिस्टम के कर्नेल को फिर से लागू करने के लिए लागू किया…

🔰 Immutable String in Java : The term "immutable string" in Java refers to a string object that cannot be altered, but the reference to the object can be changed. Every time we make a modification, a new instance of that string is created and the previous…

🔰 String equals() method in Java :
equals में दो string को compare किया जाता है और boolean value return होती है |

🔰 Syntax for
boolean equals(Object obj)
obj : यहाँ पर string से compare करने के लिए object लिया है |

अगर string और object जब equal होता है…

🔰 How to create a program in C?
Step 1: Creating a Source Code. Source code is a file with C programming instructions in a high-level language.
Step 2: Compile Source Code (Alt + F9) .
Step 3: Executing / Running Executable File (Ctrl + F9) .
Step 4: Check…

🔰 String == operator in java :
Compare Strings Using == Operator. In String, the == operator is used to comparing the reference of the given strings, depending on if they are referring to the same objects. When you compare two strings using == operator, it…

🔰 Java String compareTo() Method :
It returns a positive number, a negative number, or 0. It compares strings on the basis of the Unicode value of each character in the strings.

🔰 For Complete Core Java 👇👇👇👇👇👇
https://youtube.com/playlist?list=PL-GHuu-e…

🔰 Input and Output Functions in C :
🔰 C Input :
In C programming, scanf() is one of the commonly used function to take input from the user. The scanf() function reads formatted input from the standard input such as keyboards.
🔰 C Output :
In C programming…

🔰 How to download and install notepad++ :
It can be downloaded from the official website of Notepad++ (https://notepad-plus-plus.org/downloads/). Choose the appropriate version according to your operating system (32-bit or 64-bit) and click on the download…

🔰 How to run a C program in Visual Studio Code :
Simply open VS Code/VS Code Insiders, open any folder, and create any file with the extension .c for the C file and .cpp for the C++ file. After writing your code, you can run the code directly using the play…