Escape Sequence or Backslash Character

In C Programming Language escape sequence is a special string comprise a backslash (\) followed by a letter or by a combination of digits used to control output on monitor. Escape sequences are typically used to represent actions such as

Character Set

A character set in C Programming Language is set all valid characters  that can be used to form words, numbers and expression’s in source programs. The source character set is consist of the characters used for the source program text,


Hyper Text Markup Language is a set of special markers formally know as HTML Markup Tags which defines the style and structure of the document.HTML Markup Tags are what which distinguish  HTML Code from normal text. HTML Tags are basically short codes placed

HTML Comments

Comments in any programming language is a block of notes or remarks, can be placed anywhere in the code to assist the programmer to understand why is this particular block of code has been written. HTML Comments increase the readability

CSS – Group Selector

If  we want to apply same styling to multiple selectors then they can be declared together. This is called “grouping”.Just separate the selectors with a comma. Syntax: [crayon-53d119f00d387/]  Example: For example, if <h1>, <h2>, and <h3> share they same style,

PHP – Variable

Variable is a identified or name that used to store a value. Variables are used for storing values such as numeric values, characters, character strings, or memory addresses so that they can be used in any part of the program. Guideline

MySQL Truncate

What if we only want to empty the data inside the table, and not to delete the table definition in this case we use  TRUNCATE TABLE statement: Syntax: [crayon-53d119f00dfbf/]  

AJAX – In Action

This section will give you clear picture of the exact steps of AJAX operation. Steps of AJAX Operation A client event occurs An XMLHttpRequest object is created The XMLHttpRequest object is set up. The XMLHttpRequest object makes an asynchronous request

AJAX – Browser Support

All the modern browsers have built-in support for AJAX, it means they supports the creation of javascript  XMLHttpRequest object. The XMLHttpRequest  enables the web page to communicate with the server and to make the data exchange possible. There are three

AJAX – readyState

Whenever  XMLHttpRequest object makes request to server this request goes through a cycle till server returns the response, XMLHttpRequest object have option to keep track of this request/readyState cycle using onreadystatechange property which triggers or fires a event as readyState