PHP – What is the difference between single-quoted and double-quoted strings in PHP
Single Quoted Strings: Single quoted strings are the easiest way to specify string. Single quote is used to specify string...
What is the purpose of the lost+found folder in Linux and Unix
Purpose of the lost+found folder: This directory is for recovering files which are not properly closed due to many reason...
How to unfreeze after accidentally pressing Ctrl-S in a terminal
CTRL+S essentially does XOFF, which means the terminal will accept key strokes but won’t show the output of...
PHP-HTTP_HOST vs. SERVER_NAME
SERVER_NAME: The name of the server host under which the current script is executing. If the script is running on a virtual...
JAVASCRIPT – How to remove a particular element from an array in JavaScript
Removing a Specific Element by Value To remove an element from an array based on the value in JavaScript is to find index...
Can I zip an entire folder using gzip
Generally we can Zip/compress the entire folder / Whole Linux or UNIX Directory Compressing a whole linux/UNIX directory is...
PHP – How can we capture the result of var_dump to a string
What is var_dump? The var_dump manual page [ http://php.net/var_dump ] states that var_dump displays structured information...
How do you zip/unzip on the unix command line
Trying to zip/unzip the unix command: you can simply use the zip and unzip commands like, To compress: [pastacode...
[ Solved – 4 Answers ] PHP – Fatal error : Call to a member function on a non-object
PROBLEM You have a GCM class which includes a send_notification function. In a different class, Demand.php, we trying to use...
What is a clearfix
Defining the Clearfix Clearfix: A clearfix is a way for an element to automatically clear its child elements, so that you...
