Arif Istiak's blog

Using eBPF to enhance security, a simple use case

Mar 31, 20244 min read

In this blog we are going to explore a POC that I did with eBPF . I have a basic express server which has a route /env which exposes a secret key, I...

Using eBPF to enhance security, a simple use case

Designing a Scaleable URL Shortener

Oct 7, 20234 min read

What is a URL Shortener? let's assume we want to put a link in our resume which is very long, long URLs are hard to remember and seem ugly. URL...

Introduction to Apache Zookeeper

Oct 7, 20233 min read

What is Apache Zookeeper Imagine we have two or more application servers of the same or different application instances and they need to share some...

Introduction to Apache Zookeeper

Building a simple code Runner with typescript , docker , react and express

May 23, 20235 min read

In this project, we are going to build a simple code runner that will be able to run nodejs , golang and python code we are going to use Express for...

Building a simple code Runner with typescript , docker , react and express

How to use different environment variables for development and production in node.js

Feb 28, 20231 min read

Some information in our project is secret (like API keys, secrets, etc.), so we cannot use them directly, so we store them in a .env file and push the...