WHMCS PHP API – Integrate billing system with your application

WHMCS is a popular billing system specially for domain+hosting business. It provides mostly billing solutions. You can download WHMCS from download page. As a billing system, if you have several tools, utilities and services that require connection between your application and WHMCS then you badly need API to accomplish that interconnection.

WHMCS has a very basic API documentation (it’s enough though) without any specific programming library. You can use the following wrapper class to interact with your WHMCS system from your PHP application. This is very simple and doesn’t require further explanation in depth. See the following script. If you have any better idea or suggestions, don’t forget to write me in the comment area.

Stop and Remove all docker containers and images

Some important commands for Docker containers and images. It’s useful for delete all docker containers and images altogether at once.

Create NodeJS – ExpressJS static file server in a minute

It’s pretty straight-forward tutorial for anybody to understand. Suppose, you want to run your AngularJS static application in your local PC with pretty URLs and other features. You may need to create a stand-alone static file server.

So here you can do that with NodeJS and Express.

– Just create a package.json file in your application root. and write the following json configuration there.

And after that create a JS file name ‘static-server.js’ with the following code where ExpressJS will serve you static files.

Now you are all set. Now install all nodejs dependency libraries by npm install command and then run ‘npm run server’ command to start your static server. After successfully started (can see in console) you can visit your static web server from http://localhost:8081 (you can change port as your wish). I think this will help you and your team.

AngularJS and API Backend via nginx proxy – Sample nginx virtual host

If you want to run your AngularJS front-end web application and run nginx as your API proxy server, then the following nginx virtual host configuration can help you.

This will help you lot to configure your Nginx proxy for your API backend and run your API with AngularJS based web application interface.

Start forever node command after reboot

Unfortunately by default forever will be terminated in every reboot of your system. So if you want to restart your forever script after every reboot.

Then you can simply handle that with crontab @reboot attribute. Here is the crontab command you need simply.