PayPal IPN is a notification service that used to notifies merchants about the PayPal transaction. Many times you encounter the problems that PayPal IPN (Notify URL) is not working for sandbox account. To solving this problem you needs to edit Instant Payment Notification setting in your sandbox account.

Generally, PayPal is not automatically redirected to the seller’s website after the payment. The buyer needs to click on a link to redirect back to the website. If you want to redirect the buyer automatically and attach the transaction information after payment on PayPal, some configurations are required on the PayPal business account.

In many cases you need to enable cURL in PHP. Here we’ll provide the easy way to enable cURL in PHP. You only need to modify the php.ini file for enabling cURL in PHP

Many times you need to validate the text field for special characters and HTML tags in jQuery validation. JavaScript test() function allow you to check special character.

Learn how you can display the categories in the post details page in WordPress. Use the get_the_category() function to get the categories data (name, slug, url, etc) of the current post.

An Easy way to add days to the current date or desired date using PHP. Add 5 days to date using the date() function in PHP.

Are you want to delete duplicate rows from MySQL table? Using one MySQL query, you can remove duplicate records from table.

In PHP, the maximum execution time of each script is 30 seconds by default. You can increase the execution time in PHP using the php.ini file.