How To Change PIN Code on Android Phone

How to change the PIN code for your SIM card on an Android smartphone

How To Read GET Variables Without Knowing The Variable Names

How to read the array of $_GET variables without knowing the names of the variables in the array.

How To Stream Videos and Media From An Android Device To Chromecast

Stream video files, music and images from any Android tablet or smartphone over to your Chromecast

Install, Configure And Test Postfix Mail Server On Linux

How to install,setup and test the functionality Postfix on a Linux server using the command line. Fix for Relay Access Denied Error.

How To Locate Files And Directories On A Linux File System

How to find out the path of a file or a directory on a Linux file system using the command line

How To Display Contents Of A File While Ignoring Commented Lines - Linux

Get the contents of a file but only return lines that are not commented out

How To Extract And Compress TAR.GZ Archives Using Linux Command Line

Tutorial on how to create a tar.gz archive using Linux command line then unzip or extract a tar.gz archive using Linux command line.

How To Save A Live Twitch Stream To Your Hard Drive

How to take a live twitch stream and save it to a video file on your hard disk.

How To Debug PDO SQL Errors With PHP

SQL errors can often be difficult to debug. The or die method can be easily used to debug PDO SQL errors.

How To Validate File Upload Extension Using Javascript

How to restrict what file types a user can upload using a file upload html form

How To Install And Set Up A Cronjob/ Crontab on Linux

How to install the cron service on CentOS Linux and how to configure it to run jobs on your system

How To Enable Apaches Mod Rewrite On Linux Server

Enabling mod rewrite allows you to use custom user friendly url paths for your website.

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