9lessons

In this post, I will explain the steps to deploy a simple PHP email MX record validation application on AWS lambda function using Bref layers. AWS Lambda natively supports Java, Go, PowerShell, Node. js, C#, Python, and Ruby code, not PHP. You can deploy the lite weight PHP function to improve the application performance and it will reduce cost compared with the EC2 instance. AWS is offering the …

Pocketbase is an open-source application and alternative to Google Firebase. This is offering realtime database, authentication(including social), and file storage for your next web and mobile application. This article is about how to host the Pocketbase application server which usually runs at 8090 port with your existing application server. If you are using Linux and Apache based server, the fo…

This is continues of my previous post about how to remove unused CSS and convert unclear JavaScript to protect your source code in the post-build process. If you are using CSS libraries like Bootstrap, Tailwind CSS, etc.. and sometimes multiple frameworks. But your application components are not using all of the styles and it adds more weight to the application performance. This post will explain…

Nowadays most of the applications develop based on large CSS libraries like Bootstrap, Tailwind CSS etc.. and sometimes multiple frameworks. But your application components are not using all of the styles and it adds more weight on the application performance. This post will explain the Angular post-build process to remove unused CSS and obscure JavaScript files that enhance the application secur…

The Raspberry Pi is a low cost device and it consumes low power. It can be used as a web server with your home internet and you will have complete freedom to implement ideas. Nowadays popular cloud services are costing high for the same specifications and recently banned some websites for showing some legal terms. This post will guide you how to configure and host a website on your home Raspberry…

Recently I have been working with Raspberry PI and creating my own home server to host some of my demo projects. This post is about setting up SSH authentication with a PEM certificate file without password on ubuntu/linux server. Implement the following steps and improve the security.

UI automation is the most important part of the CI/CD(continuous integration and continuous delivery) process. Integration testing helps you to avoid manual regression testing and improve the application quality. In this post I will explain how to implement UI automation testing to existing Angular projects using the Cypress tool, this is a great alternative for Protractor. Take a look at the vid…

Nowadays most of my side projects are managed with Github. It has more advantages and flexibility to manage file versions. I am following a different webhook system to automatically deploy my old PHP projects. Not sure about the standards, but the following solution is an alternative approach that may solve your deployment problem for every Github push.

Few days back one of my friend's project database credentials got exposed. After some investigation, we realized that it is because of the .git config commit. I would recommend configuring your sensitive credentials with operating system environment variables. This way you can protect information from the code base. This post will explain how to set up an environment variable for an Apache web se…

Nowadays Google Firebase is my most favorite application. This is offering great web solutions like hosting, authentication, storage and database in a simple way. This article explains how to upload images(supports video) into Firebase storage with Ionic and Angular applications. This covers the user authentication part to protect storage uploads and improving default Firebase security rules. Tak…

Ionic is a great component framework that can build both iOS and Android apps from the same source code using Capacitor. In this video I have explained how to generate a signed Android release APK version using Ionic application and publishing on Google play store. For this process you need a Google play console subscription that costs $25 for life time. Please try to download the 9lessons demo A…

Modern web and mobile user experiences is a worldwide thing. Localization of your application (supporting multiple languages) will help you to reach worldwide people. Angular is offering Internationalization(i18n) plugins to enrich your application with multiple languages. In this post I will discuss the implementation with lazy loading design pattern with supporting dynamic content. Take a quick…

Developing and hosting your own Angular, React applications has never been easier, but now there are many options like Google Firebase, Heroku and etc. Github Pages is offering some great features with free of cost no credit card required and no bandwidth limitations. Just create a public repository and commit all of your product ready files. It has a custom domain support with HTTPs enforcement.

Realtime Communication is providing enterprises with an innovative way to deliver better, more cost-effective customer service. Technology companies in India are racing towards a more connected and always-on world, making it easier, faster, safer, and more convenient for everyday people to do the things they need and achieve the things about which they dream. PubNub’s Realtime Communication Platf…

Few days back I posted an article about how to implement restful apis using the Node Express and MySql. In this post I am going to discuss deploying NodeJS RESTful apis with Express framework to the Firebase functions. This is helpful when you deal with external endpoints which need secret keys. Google Firebase functions as an alternate product for Amazon Lambda, and Google Firebase is offering S…