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Code Editor
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Bootstrap

Learn Bootstrap
Tutorial

Bootstrap Grid

Grid: Introduction
Grid System
Horizontal Grid
Extra Small Grid
Small Grid
Medium Grid
Large Grid
Extra Large Grid
Grid Example

Bootstrap Styling Elements

Fonts
Tables
Images
Jumbotron
Alerts
Colors
Button Class
Button Groups
Badges
Progress Bars
Pagination
List Groups
Cards
Dropdown
Accordion
Tabs
Navbar
Forms
Input
Carousel
Modal
Tooltip
Popover
Scrollspy
Utility Classes

C++

Switch
Array
String
String to Int
Getline
Vectors
Linked List
Priority Queue
For Loop
Map
Random Number Generator
GDB Debugger
Smart pointers

Chrome DevTools

Introduction
Elements
Console
Sources
Network
Performance
Memory
Application
Security

Chrome DevTools Functionalities

Workspace
Logging
Console API
Command Line API
Error Handling
Debugging

CSS

Tutorial
CSS3 Features
Syntax
Classes
ID Selectors
Attribute Selectors
Stylesheets
Inline
Internal
External
Box Model
Children Selectors
Pseudo Classes
Pseudo Elements
Variables
Counters

CSS Backgrounds & Colors

Backgrounds
Background Images
Colors
Gradients

CSS Effects

Opacity / Transparency
Shadow Effects
Transitions
Tooltip
Transform
Animations

CSS Element Styling

Borders
Margin
Padding
Width
Height
Outline
Links
Lists
Tables
Dropdown Menu
Navigation Bar
Images
Image Gallery
Border Images
Forms
Rounded Corners
Buttons
Box-Sizing

CSS Layout

Layout — Display
Layout — Position
Layout — Float
Layout — Clear
Layout — Horizontal & Vertical Align
Multiple Columns

CSS Properties

:hover
@font-face
@keyframes
@media
align-content
align-items
align-self
all
animation
backface-visibility
background
background-clip
background-color
background-image
background-origin
background-position
background-size
border
border-image
border-radius
border-style
box-shadow
box-sizing
color
columns
filter
flex
flex-basis
flex-direction
flex-flow
flex-grow
flex-shrink
flex-wrap
font
font-family
font-size
font-size-adjust
font-stretch
font-style
font-weight
hanging-punctuation
justify-content
line-height
margin
offset
opacity
order
outline
overflow
padding
perspective
position
resize
tab-size
text-align
text-decoration
text-emphasis
text-transform
text-shadow
transform
transition-property
translate
vertical-align
word-break
word-wrap
z-index

CSS References

Selector Reference
Pagination Examples
Code Examples
CSS3 Browser Support Reference
Functions Reference
Speech Module Reference
Units
Web Safe Font Combinations
Cheat Sheet

CSS Responsive

Introduction
Responsive Web Design — Viewport
Responsive Web Design — Grid View
Responsive Web Design — Media Queries
Responsive Web Design — Flexbox Layout
Responsive Web Design — Images
Responsive Web Design — Videos

CSS Typography

Text
Fonts
Web Fonts

Git

Learn Git
Introduction
Installation
Setup
Branch
Repository Basics
Server

Git Functionalities

Workflow Cheat Sheet
Save Changes
Move Files
Undo Changes
Examine Repository

HTML

Basics
Introduction
Syntax
Editors
Basic Examples
Head Section
<!DOCTYPE>
Tags and Elements
Semantic Elements
Tags Reference
Attributes
Comments
Block and Inline Elements
Forms
Form Elements
Input
Responsive Web Design
Inline Scripts
Uniform Resource Locator
Redirect
XHTML
Geolocation
Drag and Drop
Local Storage
Web Workers
Server-Sent Events

HTML for Text Formatting

Character Encoding
Text Formatting
Quotation and Citation Elements
Headings
Paragraphs
Links
Tables
Lists
Symbols
Space
Tab
Styles
Computer Code

HTML Tags

<!-- -->
<a>
<abbr>
<acronym> DEPRECATED
<address>
<applet> DEPRECATED
<article>
<aside>
<audio>
<b>
<base>
<basefont> DEPRECATED
<bdi>
<bdo>
<big> DEPRECATED
<blink> DEPRECATED
<blockquote>
<body>
<br>
<button>
<canvas>
<caption>
<center> DEPRECATED
<cite>
<code>
<col>
<colgroup>
<datalist>
<dd>
<del>
<details>
<dfn>
<dialog>
<dir> DEPRECATED
<div>
<dl>
<dt>
<em>
<embed>
<fieldset>
<figcaption>
<figure>
<font> DEPRECATED
<footer>
<form>
<frame> DEPRECATED
<frameset> DEPRECATED
<h1> – <h6>
<head>
<header>
<hr>
<html>
<i>
<iframe>
<img>
<input>
<ins>
<kbd>
<keygen> DEPRECATED
<label>
<legend>
<li>
<link>
<main>
<map>
<mark>
<menu>
<menuitem> DEPRECATED
<meta>
<meter>
<nav>
<noframes> DEPRECATED
<noscript>
<object>
<ol>
<optgroup>
<option>
<output>
<p>
<param>
<pre>
<progress>
<q>
<rp>
<rt>
<ruby>
<s>
<samp>
<script>
<section>
<select>
<small>
<source>
<span>
<strike> DEPRECATED
<strong>
<style>
<sub>
<summary>
<sup>
<table>
<tbody>
<td>
<tfoot>
<th>
<thead>
<time>
<title>
<tr>
<track>
<tt> DEPRECATED
<u>
<ul>
<var>
<video>
<wbr>

HTML Visuals and Media

Layout
Classes
Colors
Images
iframes
Audio Player
Video Player
YouTube Videos
Multimedia
Canvas
SVG

JavaScript

What Is JavaScript Used For?
Tutorial
Introduction
Output
Syntax
Comment
Commands
Operators
Comparison and Logical Operators
Data Types
Type Conversion
Math.random()
Function Definitions
Events
Objects
Object Properties
Prototype
Array
Sorting Arrays
Strings
Numbers
Number Format
Math Object
Onclick Event
Date
Date Formats
Scope
Regular Expressions
Reserved Words
Common Mistakes
Performance
Forms
Form Validation
Window: The Browser Object Model
Popup Boxes
Cookies
JSON
AJAX Introduction
AJAX Form
Automatic File Download

JavaScript and HTML

JavaScript in HTML
HTML DOM Methods
HTML DOM Changing HTML
HTML DOM Animation
HTML DOM EventListener
HTML DOM Navigation
HTML DOM NodeList
HTML DOM Element Nodes

JavaScript CheatSheets of Functions

Functions
Array Methods
String Methods
Date Methods
Timing Events
Cheat Sheet

JavaScript Syntax

Array Functions
Boolean
Calling a Function
Date Functions
Global Objects
Input Text
Operator
Statements
String Functions
Math
Math.random
Number
RegEx
alert
array.filter
array.length
array.map
array.reduce
array.push
array.sort
break and continue
className
confirm
decodeURIComponent
for
forEach
if
indexOf
innerHTML
location.reload
number.toString
onclick
onload
parseInt
prompt
replace
setAttribute
setInterval
setTimeout
slice
splice
string.includes
string.indexOf
string.split
style.display
submit
substr
substring
switch
test
throw, try and catch
toLowerCase
toUpperCase
use strict
while
window.history
window.location
window.navigator
window.screen

jQuery

Learn jQuery
Introduction
Selectors
Events
Event Methods
Download
Callback
Chaining
Get and Set
Add Element
Remove Element
Traverse
Parent
Children
Sibling Traverse
Filtering
jQuery AJAX

jQuery Effects and Animations

Effects
Show and Hide
Fade Effect
Slide Effect
Animate Effect
Manipulate CSS
Width and Height

jQuery Methods and Properties

.addClass()
.after()
.animate()
.append()
.appendTo()
.attr()
.before()
.bind() (deprecated)
.blur()
.change()
.click()
.clone()
.css()
.dblclick()
.delay()
.delegate() and .undelegate() (deprecated)
.detach()
.empty()
.end()
.error() (deprecated)
.fadeIn()
.fadeOut()
.fadeTo()
.fadeToggle()
.finish()
.focus()
.focusIn()
.focusOut()
.hasClass()
.height()
.hide()
.hover()
.html()
.innerHeight()
.innerWidth()
.insertAfter()
.insertBefore()
.keypress()
.keyup()
.live() and .die() (deprecated)
.load() (deprecated)
.mousedown()
.mouseenter()
.mouseleave()
.mousemove()
.mouseout()
.mouseover()
.mouseup()
.off()
.offset()
.offsetParent()
.on()
.one()
.outerHeight()
.outerWidth()
.position()
.prepend()
.prependTo()
.prop()
.proxy()
.queue()
.ready()
.remove()
.removeAttr()
.removeClass()
.removeProp()
.replaceAll()
.replaceWith()
.resize()
.scroll()
.scrollLeft()
.scrollTop()
.show()
.slideDown()
.slideToggle()
.slideUp()
.stop()
.submit()
.text()
.toggle()
.toggleClass()
.trigger()
.triggerHandler()
.unbind() (deprecated)
.unload() (deprecated)
.unwrap()
.val()
.width()
.wrap()
Event Properties
event.currentTarget
event.preventDefault()
event.relatedTarget
event.stopImmediatePropagation()
event.stopPropagation()
event.target
event.timeStamp
event.type
event.which
jQuery .find()
jQuery .keydown()
jQuery.noConflict()
pageY and pageX

Other

C# Switch
C# List
C# Array
C# Enum
Discord Bot
Redirect Types
MongoDB Tutorial
Java Version Check
XML Formatter

PHP

Tutorial
Introduction
Installation
Syntax
Variable
Superglobals
Data Types
String
Array
Multidimensional Array
Sort Array
Constant
Operators
Cookies
Sessions
DateTime
Error Handling
Exception Handling
File
Write and Create File
File Open, Read and Close
File Upload
Filtering
Redirecting
Advanced Filters
Forms
Form Required Field
Validate Email/URL
Form Validation
Form Action
Function
Prepared Statements
JSON
Calendar
ZIP File
FTP
HTTP Response

PHP and MySQL

MySQL Database
MySQL Connection
MySQL Create Database
MySQL Create Table
MySQL Delete Data
MySQL Insert Data
MySQL Get Last Record ID
MySQL Insert Multiple Records
MySQL Select Data
MySQL Limit Data
MySQL Update Data
MySQLi Functions

PHP and XML

AJAX and MySQL
AJAX Search
AJAX Poll
RSS Reader
Read XML File in PHP
XML Parser
SimpleXML Parser
SimpleXML: Node and Attribute
Expat XML Parser
DOMDocument
Libxml Functions
SimpleXML Functions
XML Parsing Functions

PHP Cheatsheets of Functions

DateTime Functions
Error Functions
File Function
Filter
Math Functions
Mail Function
Miscellaneous Functions
Date Format
String Functions
Array Functions
Directory Functions

PHP Syntax

PHP isset
PHP echo and print
PHP if else and elseif
PHP switch case
PHP include File
PHP while Loop
PHP for and foreach
PHP mail()
PHP explode()
PHP substr()
PHP str_replace()
PHP array_push
PHP count()

Python

Append
Array
Class
Command Line Arguments
Comment
Enumerate
Functions
Groupby
If... else
Map
Not Equal
Print
Queue
Random
Range
Round
Set
Sorting Lists
Split
Time
Train_test_split
Variables
While Loop

Solidity

Learn Solidity
Tutorial
Syntax
State and Variable Types
Variables and Parameters
Assigning Values to Variables
Functions
Events
Inheritance

Solidity Practical Use

Remix Compiler
Blockchain Basics
Ethereum Virtual Machine
Smart Contracts
Smart Contract Examples
Error Handling

SQL

Learn SQL
Introduction
Syntax
Data Types
Server Data Types
Commands
Commands List
Wildcards
Constraints
Aggregate Functions
Date Functions
Date Format
Injection
SQL Server Hosting
Views
Auto-incrementation

SQL Commands

ALTER TABLE
CREATE DATABASE
CREATE TABLE
DELETE
DROP
INSERT INTO SELECT
INSERT INTO
SELECT
SELECT DISTINCT
SELECT INTO
SELECT TOP
UPDATE

SQL Constraints

NOT NULL
DEFAULT
UNIQUE
FOREIGN KEY
PRIMARY KEY
CHECK
Indexes

SQL Functions

AVG()
COUNT
FIRST
LAST
MAX
MIN()
SUM()
LEN
UCASE
MID
NOW
ROUND
FORMAT
LOWER
CONVERT
ISNULL

SQL Joins

FULL OUTER JOIN
INNER JOIN
JOIN
LEFT JOIN
RIGHT JOIN

SQL Operators and Clauses

SQL Operators
AS
AND & OR
IN
BETWEEN
WHERE
GROUP BY
HAVING
ORDER BY
LIKE
NOT
NOT EQUAL
UNION
NULL
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