Ahmed Tarek Hasan

Ahmed Tarek Hasan

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I am a Software Engineer. I blog about .NET, JavaScript and some Frameworks 馃槈 Follow me on Twitter @AhmedTarekHasa1, and LinkedIn @atarekhasan

A Best Practice for Designing Interfaces in .NET C#

Nov 2, 202113 min read

Is it enough to define IMyInterface<T>? do I need IMyInterface as well? 路 While working on your masterpiece software system, you define your own...

A Best Practice for Designing Interfaces in .NET C#

Covariance and Contravariance in .NET C#

Oct 26, 20218 min read

Have hard time understanding it? Let me simplify it for you. 路 If it is so hard on you to understand what Covariance and Contravariance in .NET C# means,...

Covariance and Contravariance in .NET C#

Customize Webpage UI/Behavior with JavaScript UserScripts

Oct 23, 20214 min read

Even if you don鈥檛 own the Webpage, you can still attach your JavaScript UserScripts. 路 At some point everyone of us has faced the situation when he found...

Customize Webpage UI/Behavior with JavaScript UserScripts

How to Set Timeout for a JavaScript Promise

Oct 21, 20212 min read

Just don鈥檛 wait forever for a Promise to get fulfilled, you need to set your own terms. 路 Did you ever wonder why couldn鈥檛 you set a timeout for your...

How to Set Timeout for a JavaScript Promise

How to Use Observables with Vanilla JavaScript

Oct 20, 20212 min read

No frameworks used, just pure vanilla JavaScript. 路 While working on a side project just for fun, I wanted to write a JavaScript script to call a REST...

How to Use Observables with Vanilla JavaScript