PayPal is a widely used payment gateway to accept payment in the web application. PayPal payment gateway is the easiest option for the web developer to integrate payment gateway on the website. PayPal Standard Payment Gateway is the quickest way to accept...

It is very time-consuming to delete records one by one from a large amount of data in the list. We can make it easier by deleting multiple records at once. With the bulk delete feature, you can make the large data list user-friendly by allowing the user to...

Amazon S3 is a storage service provided by Amazon Web Services. Amazon S3 is highly scalable data storage to store and retrieve data over the internet. When a web application dealt with a huge number of files, a separate storage service can be used to redu...

The CAPTCHA in the web application is used to protect the web form from bots and spam submissions. Nowadays, CAPTCHA is also used in web pages to validate user access and prevent bots from accessing the website. Mostly, you need to add CAPTCHA for protecti...

Excel is a spreadsheet used to store data in tabular form. In the web application, the Excel file format is used mainly for 2 purposes, import and export data. The import feature helps to parse data from Excel files and insert data in the database. On the ...

Generally, a hyperlink is used to link a PDF document to display in the browser. HTML anchor link is the easiest way to display a PDF file. But if you want to display PDF document on the web page, PDF file need to be embedded in HTML. The HTML embed tag is...

JSON is the most popular data format for exchanging data between a browser and a server. The JSON data format is mostly used in web services to interchange data through API. When you working with web services and APIs, sending JSON data via POST request is...

.htaccess file is a configuration file used to override the main server configuration. .htaccess file placed in a directory and the configuration is applied to that particular directory and all the subdirectories. The most usage of the .htaccess file is Re...

OTP or one-time password is a fast and effective way to verify the mobile number of the user. This method is widely used for mobile number verification in the web application, mostly in banking and e-commerce sites. Generally, OTP is sent to the user’s m...

These days SMS feature is used for various purposes in the web application. For example user authentication, OTP verification, and sending notifications to users. To send SMS from a PHP script you need to select the best SMS gateway provider that is suitab...