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CSS
- Introduction of CSS
- CSS Syntax
- CSS Selectors
- How To Add CSS
- CSS Comments
- CSS Colors
- CSS Backgrounds
- CSS Borders
- CSS Margins
- CSS Text
- CSS Lists
- CSS Tables
- CSS Box Model
- CSS Dimension
- CSS Padding
- CSS Border
- CSS Margin
- CSS Outline
- CSS Cursors
- CSS Overflow
- CSS Units
- CSS Visual Formatting
- CSS Display
- CSS Visibility
- CSS Position
- CSS Layers
- CSS Float
- CSS Alignment
- CSS Pseudo-classes
- CSS Pseudo-elements
- CSS Media Types
- CSS Sprites
- CSS Opacity
- CSS Attribute Selectors
- CSS Validation
- CSS3 Border
- CSS3 Gradients
- CSS3 Text Overflow
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JavaScript
- JS Introduction
- JS Getting Started
- JS Syntax
- JS Variables
- JS Generating Output
- JS Data Types
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- JS If Else
- JS Switch Case
- JS Arrays
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- JS Loops
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- JS DOM Styling
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jQuery
- jQuery Introduction
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- jQuery CSS Classes
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PHP
- PHP Introduction
- PHP Install
- PHP Syntax
- PHP Comments
- PHP Variables
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- PHP Data Types
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- PHP If...Else...Elseif
- PHP Switch
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- PHP What is OOP
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SQL
- Introduction to SQL
- SQL Create Command
- SQL ALTER Command
- SQL Truncate Drop Rename
- INSERT SQL command
- UPDATE SQL command
- DELETE SQL command
- SQL COMMIT command
- SQL ROLLBACK command
- SQL GRANT and REVOKE Command
- SQL WHERE clause
- SQL LIKE clause
- SQL ORDER BY Clause
- SQL Group By Clause
- SQL HAVING Clause
- SQL DISTINCT keyword
- SQL AND OR operator
- SQL Constraints
- SQL Functions
- SQL JOIN
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Python
- Getting started with Python
- Introduction to IDLE
- Python 2.x vs. Python 3.x
- Syntax Rules and First Program
- Numbers and Math Functions
- Python Operators
- Python Variables
- Python Modules and Functions
- Python Input and Output
- Data Types in Python
- String in Python
- String Functions in python
- Lists in Python
- Utilizing List Elements by Iterating
- Deleting List Elements & other Functions
- Dictionaries in Python
- Functions for Dictionary
- Tuples in Python
- Relational and Logical Operators
- Conditional Statements in Python
- Looping in Python
- Define Functions in Python
- Python-Introduction to OOP
- Object Oriented Programming in Python
- Classes in Python
- The concept of Constructor
- Destructors - Destroying the Object in Python
- Inheritance in Python
- Access Modifers in Python
- Types of Inheritance
- Method Overriding in Python
- Polymorphism
- static Keyword
- Operator Overloading Python
- Introduction to Error Handling
- Exception Handling: try and except
- Exeption Handling: finally
- Exception Handling: raise
- File Handling
- Reading and Writing File
- Introduction to Multithreading
- Threading Module in Python
- Thread Object
- Lock Object
- RLock Object
- Event Object
- Timer Object
- Condition Object
- Barrier Object
- __name__ Variable in Python
- Iterable and Iterator
- yield Keyword
- Python Generators
- Python Closures
- Python Decorators
- @property Decorator in Python
- Assert Statement
- Garbage Collection
- Shallow and Deep Copy
- Introduction to Logging
- Configure Log LEVEL, Format etc
- Python Logging in a file
- Python Logging Variable Data
- Python Logging Classes and Functions
- Python MySQL Introduction
- Create Database - Python MySQL
- Create Table - Python MySQL
- Insert Data in Table
- Select Data from Table
- Update data in Table
- Delete data from Table
- Drop Table from Database
- WHERE clause - Python MySQL
- Order By clause - Python MySQL
- Limit clause - Python MySQL
- Table Joins - Python MySQL
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MongoDB
- MongoDB Introduction
- Overview of MongoDB
- MongoDB vs SQL Databases
- Advantages of MongoDB
- When to go for MongoDB
- Data Modelling in MongoDB
- Is MongoDB really Schemaless?
- Installing MongoDB on Windows and Linux
- Datatypes in MongoDB
- Create and Drop Database in MongoDB
- MongoDB: Creating a Collection
- CRUD Operations in MongoDB
- Data Relationships in MongoDB
- Indexing in MongoDB
- Sorting in MongoDB
- Aggregation in MongoDB
- Data Backup and Restoration in MongoDB
- Sharding in MongoDB
- Java Integration with MongoDB
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Elixir
- Elixir Overview
- Elixir Environment
- Elixir Basic Syntax
- Elixir Data Types
- Elixir Variables
- Elixir Operators
- Elixir Pattern Matching
- Elixir Decision Making
- Elixir Strings
- Elixir Char Lists
- Elixir Lists and Tuples
- Elixir Keyword Lists
- Elixir Maps
- Elixir Modules
- Elixir Aliases
- Elixir Functions
- Elixir Recursion
- Elixir Loops
- Elixir Enumerables
- Elixir Streams
- Elixir Structs
- Elixir Protocols
- Elixir File I/O
- Elixir Processes
- Elixir Sigils
- Elixir Comprehensions
- Elixir Typespecs
- Elixir Behaviours
- Elixir Errors Handling
- Elixir Macros
- Elixir Libraries
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TypeScript
- TypeScript Overview
- Install TypeScript
- First TypeScript Program
- Type Annotation
- TypeScript Variable
- TypeScript Data Type Number
- TypeScript Data Type String
- TypeScript Data Type Boolean
- TypeScript Arrays
- TypeScript Tuples
- TypeScript Enum
- TypeScript Union
- TypeScript Any Data Type
- TypeScript Void Data Type
- TypeScript Never Data Type
CSS3 At-rules
CSS3 At-rules
This section describes Cascading Style Sheets (CSS) at-rules.
Description
At-rules start with an at-keyword (an @ character) followed immediately by an identifier, and consist of everything up to and including the next semicolon (;) or the next declaration block, whichever comes first.
| Rule | Description |
| @charset | Specifies the character encoding of an external style sheet. |
| @forn-face | Enables the use of downloadable web fonts. |
| @import | Imports an external style sheet. |
| @keyframes | Specifies the values for the animating properties at various points during the animation. |
| @media | Sets the media types for a set of rules in a style sheet. |
| @page | Defines the dimensions, orientation, and margins of a page box for printing environments. |