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How tos for tech whizes and luddites alike; tips, tricks and shortcuts to optimize your computer, smartphone or internet mastery.

Spring Boot Two-Factor Authentication
A few days ago I wrote a story on JWT and social authentication using Spring Boot, check it out if you haven't yet. This story is an extension to the above story, which, we will add a two-factor authentication.
By Amr Khaled5 years ago in 01
Microservices in Practice: Developing Instagram Clone
Token based authentication In Monolithic applications, a user provides username and password, the security module validates user credentials and create a session for the user. A session Id is returned to the client and the client stores the session Id in cookies and send it with each request as an identifier for the user.
By Amr Khaled6 years ago in 01
CI/CD Using GitHub Actions
GitHub Action is a task you want to achieve at a certain event. For example, on Push to a master event, you want to build, run tests, create a docker image, push to docker hub, and deploy to Kubernetes.
By Amr Khaled6 years ago in 01
JWT and Social Authentication
This article is a guide on how to implement JSON Web Token (JWT) authentication and integrate it with Facebook authentication using Spring Boot and Facebook Graph API.
By Amr Khaled6 years ago in 01
Building Scalable Facebook-Like Notifications
Sometimes we want the server to notify the client on changes. This is something that is not possible in traditional HTTP web applications. In traditional web applications, the client has to establish a connection with the server and then waits for the response from the server. This is the problem that server-sent event is solving. The Idea behind server-sent event (SEE) is the client subscribes to stream of updates generated by the server and, a notification is sent to the client, whenever a new event occurs.
By Amr Khaled6 years ago in 01
5 App Ideas to Build and Grow up your Coding skills
As a programmer, we know that it gets hard to find some great ideas that we can build to showcase in our portfolio and also growing up our coding skills. That's why I have got some ideas to help you make these great app projects.
By Tarun Singh6 years ago in 01
VoIP Phone Systems Brings in Noticeable Revolution for the SMEs
Recently, VoIP phone systems are gaining more and more popularity. It helps you get connected over the phone through the internet and there is no need to bring home the traditional landline. This system is designed to convert analogue voice signals into digital signals and hence becomes easy to establish a connection. The quality of this type of connection is far greater than over traditional landlines. It not only ensures a high-speed quality, but yields a more reliable, less staticy option for businesses to clearly communicate with their customers.
By Max Ruby6 years ago in 01
How to Get Tidal for Free – Best Way
There are different ways to get Tidal for free. After careful selections, I have picked out the best one for you to get Tidal Premium and Tidal HiFi for free. If you are interested in how to achieve this goal, check this article to know about the detailed steps.
By yang yunqi6 years ago in 01
Online Food Delivery App Using Blockchain Technology
First of all, good luck with your venture, starting and online food delivery business is a great idea. It’s one of the most fastest growing businesses right now and has a great scope for the coming years. It’s kind of like any new idea that comes along, at first, not everyone accepted it. People preferred going to restaurants and getting take outs. But now, a majority of the people all around the world prefer online food ordering and delivery platforms. It’s because of the convenience of course, and the wide variety of food items that are available on these platforms.
By Allen calvy6 years ago in 01
How to Upscale Images without Losing Quality using Waifu2x (Arch Linux/ Windows)
There are multiple way upscale images. You could Photoshop, GIMP or Krita to upscale images with their respective transformation tools but there will be loss in quality. Thanks to Artificial Neural Networks (ANN), that problem is solved. You don't need to know any coding to use this tool either. That’s the best part.
By Siddhu6 years ago in 01
Looking For Web Design Tips? Start Here!
With the way the digital world is unfolding because the years pass learning the way to get into web design are some things that's smart to try to to . If you think that that web design may be a subject that you simply want to urge into then plow ahead and skim through this text to find out how.
By Golam Robbani6 years ago in 01
How to do WordPress site SEO
WordPress is one of the best CMS (content management system) when it comes to SEO. But even though there is much more that you can do to improve your performance.
By Awais EJaz Khan6 years ago in 01