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Author Archives: Ahmed Tawfik
How to send a random alphanumeric in Postman
If you have a kind of session ID or something that you are passing in your payload in your request on postman and you want it to be generated randomly with each call, use the randomAlphaNumberic function as follows: In … Continue reading
How to Tame Your Dragon, aka LLM!
I’m planning to create a series of articles/videos on how to effectively “tame” an LLM to enforce structured output for programmatic use. The goal is to make AI responses predictable, reliable, and easily consumable by applications. What do you think?
Renewing DHCP Lease from Ubuntu 24.04 Server
Just found out that Ubuntu 24.04 server doesn’t use dhclient anymore and uses dhcpcd instead for obtaining dhcp address leases. To renew your dhcp address, do the following: That’s it, Enjoy! Sources: https://askubuntu.com/questions/1511816/how-to-renew-ip-address-with-ubuntu-24-04
Docker file & compose for phpBB3
I needed a local instance to play around with phpBB, which I couldn’t find recent docker files for, so I just created my own. The below are the docker-compose.yml and Dockerfile for the latest version of phpBB as of now; … Continue reading
If WSLg apps show a black screen!
You might have rendering issues with WSLg apps, especially in case you are using an Intel graphics card, like this: In that case, just configure an environment variable named LIBGL_ALWAYS_SOFTWARE and set it to 1. To persist it, add this … Continue reading
Just Some Techie Notes! 