Explain how a PHP session works?
A PHP session cookie is set in the clients browser, on every request the client sends that cookie to the server. PHP then uses that cookie to select the corresponding session infor...
What are the different tables present in mysql?
Total 5 types of tables we can create
1. MyISAM
2. Heap
3. Merge
4. InnoDB
5. ISAM
6. BDB
MyISAM is the default storage engine as of MySQL 3.23.
In PHP what is the difference between a Class and an Interface?
Interfaces do not contain business logic, only method signatures that define a template that any classes implementing the interface must contain. Lets take an auto mobile for examp...
Who is the father of php and explain the changes in php versions?
Rasmus Lerdorf for version changes go to http://php.net/ Marco Tabini is the founder and publisher of php|architect.
What is the use of "echo" in php?
It is used to print a data in the webpage, Example: , The following code print the text in the webpage.
What is PHP?
PHP is a server side scripting language commonly used for web applications. PHP has many frameworks and cms for creating websites.Even a non technical person can cretae sites using...
What is Object Oriented Programming?
This is usually a pretty open ended question. You should understand classes (objects are instantiated classes), abstract classes, interfaces, methods, properties,inheritance, multi...
Javascript detect DOM ready
I am going to provide you pure javascript code to check DOM is ready or not.
Please see below code,once DOM has been full loaded it will alert "Developer Gang".
window.dg =...
Can wordPress use cookies?
Yes, wordpress use cookies.WordPress uses cookies, or tiny pieces of information stored on your computer, to verify who you are. There are cookies for logged in users.
Briefly explain the procedure to pass a variable by value in WordPress?
Passing a variable by value in WordPress is similar to as that in C++. We have to just add an ampersand in front of the variable to do the task.
$X= &$Y