9lessons Programming Blog - Tutorials about Angular, ReactJS, PHP, MySQL and Web Development
Showing posts with label Regular Expression. Show all posts
Showing posts with label Regular Expression. Show all posts
Tuesday, June 14, 2016

Google Two Factor Authentication Login with PHP

In our previous post, explains you the login system using PHP with PDO connection. Here is an extra feature that can be added to login system for an extra layer of security. It is 2 factor authentication using Google Authenticator App for Android/iPhone. Your account could be at risk of having your password stolen. 2 step verification can protect from misuse of your account if someone have your password, because logging into your account always require a security code(this verification code is uniquely designed for your account, if you opt for verification code, an unique code is sent to your mobile for every 30-60 seconds) in the second step after you enter your password.

Google Two Factor Authentication with PHP

Tuesday, November 19, 2013

Htaccess File Tutorial and Tips.

After posting Understanding of Regular Expression article most of my readers are expecting .htaccess basics, and I did not find any useful article on Google first page results. Specially I love to write .htaccess file, using this you can easily configure and redirect Apache Web Server file system. This post will explain you how to create friendly URLs, sub domain directory re-directions and many more.

Understanding Htaccess Redirect
Tuesday, November 12, 2013

PHP Email Verification Script.

I received lots tutorial requests from my readers in that most of them asked to me, how to implement email verification system using PHP. This is very basic tutorial explained how to create database and proper activation code. Implemented with mysqli_() fuctions, because mysql_() functions are depreciated.

PHP Email Verification Script.

Monday, October 21, 2013

Understanding Regular Expression

Regular expression is the most important part in form validations and it is widely used for search, replace and web crawling systems. If you want to write a selector engine (used to find elements in a DOM), it should be possible with Regular Expressions. In this post we explained few tips that how to understand and write the Regular Expression in simple way.

10 Reasons To Get A .BLOG Name Now

mailxengine Youtueb channel
Make in India
X