PHP best & secure user registration with login example

This example is explaining how to create secure user registration using php and mysql.This is very secure using salt value into database users table.It help to avoid sql injection and dictionary attack from hackers. This way is secure and better than md5 encryption method.
Here tested code.
This is have two parts.
1-User Registration
2-User Login

sql-injection

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wordpress publish a post from frontend without plugin

How to publish a post from frontend without plugin in wordpress? This is not a complex task and users can publish their own post without using a plugin.Post fields validations, error displaying and bootstrap html contents added and you have only add bootstrap css files.
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WordPress add custom field to registration form without plugin

I’m going to show how to add custom field to user registration form in wordpress.I checked through the internet to add this custom field and how to validate that field for values.But couldn’t find useful articles. So I decided to show simple guide to how to add custom field to user registration form and how to validate it for values from simple step to advanced steps.So special thing is you don’t have to use any plugins for this.

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Creating QR code using Google Chart

How can you create QR codes? QR codes means Quick Response Code.This contains hidden details.Using as the trademark.This QR codes can be read by QR code scanner or Bar-code scanner.There are many online QR code generating tools.But you need to know how to create and integrate QR code into your web site or system.So in here we’ll show you how to create a QR code using Google charts.

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