HTML | What is HTML HTML is a web language stands for Hyper Text Markup Language. It was created by Berners-Lee in late 1991. HTML is the standard markup language for creating a web pages…

Codeigniter | Include image, css and js file In codeigniter, we need to load URL helper in controller and then use base_url() function to load the resources. // loading script <script type='text/javascript' src="<?php echo base_url('js/jquery.min.js');…

JQuery | Select dropdown item based on value Change selected option by value on select box with jQuery is common now a days. So let's we have a select element with fruits list, and we…

PHP | Get URL with Parameter To get full url of a current page with get parameters, we use $_SERVER global variable. We need current url to perform different type of works. For complete URL…

CSS | Fluid typography Changing size of text, image, div or any html element automatically without using any jquery or media queries. It is a fluid type technique that doesn't require any JavaScript. Using viewport…

SQL | IN operator with PHP Array In this article we will use PHP Array with SQL IN operator. SQL IN operator allows us to specify multiple values in where clause. So in this article…

SHUTDOWN | A CLI command for Windows It's really cool to shutdown your computer through Run command or command prompt. Actually shutdown is a CLI (command line interface) command or function which is use to…

SQL | Foreign Key A foreign key is a key used to link two tables.  A Primary key of a table is used as a foreign key for the other table. Primary key is a…

SQL | View View in SQL is a kind of virtual table. It does not physical exists in our database but have rows and column as there we have in real database table. we can…

SQL | Difference between primary key and unique constraints There is only one primary key in a table. It creates the cluster index automatically and it cannot have NULL value where as there can be…

SQL | LIKE operator The LIKE operator of SQL is used for such kind of operations. It is used to fetch filtered data by searching for a particular pattern in where clause.   The Syntax for…

SQL | difference between BETWEEN and IN operator The BETWEEN operator select all records between the given range whereas IN operator select all matching records  given with WHERE clause.   BETWEEN operator The Between operator in sql…

PHP | file_exists( ) Function File's existence can be confirmed using file_exist() function which takes file name as an argument. file_exist("abc.jpg")   The file_exists() function is an inbuilt function in PHP which is used to…

A trick to check whether a number is even or odd without using any condition or loop. <?php $arr=array("0"=>"Even","1"=>"Odd"); $check=13; echo "Your number is: ".$arr[$check%2]; ?>  

Session V/S Cookies Cookie is an array of data stored by the browser on client location and sent to the server with every request. It store limited amount of data about 4kb(i.e.: 4096 bytes). It is…

A example code showing the nested ternary conditional operator in PHP. <?php $background_color = ($num == 0 ? 'blue' : ($num > 0 ? 'green' : 'red')); ?> Here we are assigning different strings to…

For converting an object to an array is a small thing which can be achieved by  a single line of code. For this purpose we need to use typecasting. Typecasting is a way to use/convert…

Array of objects look like this: Array ( [0] => stdClass Object ( [id] => 1 [name] => Ram [roll] => 12 ) [1] => stdClass Object ( [id] => 2 [name] => Shyam [roll]…

Here a situation in which we have to sort an array of array by date. Array of array is a multi dimensional array in which an array holding multiple array as data. the array is…