post

Emacs handy commands

Mehrad Mahmoudian published on
2 min, 304 words

Abstract

In this post I will briefly touch upon some of the handy commands that can help new Emacs users like myself to have a smoother transition to Emacs and easier adoption and integration of it in to their workflows. The aim is NOT to teach Emacs, but it is to mention things that took me hours of searching to find online. I'll update this blog post every now and then to add more content instead of creating new blog posts. This would make this blog post a one-page cheatsheet for myself and others.

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Securely removing files and folders

Mehrad Mahmoudian published on
12 min, 2274 words

Abstract

This is a general post to explain why and how to remove/delete files on a Linux system in a secure way. As usual, I will add some explanation on why and then get to how. Although I encourage you to read the explanation part, you of course have the freedom to jump right into the solution section.

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Rollback Flatpak and Snap packages

Mehrad Mahmoudian published on
5 min, 853 words

Abstract

In this short post I briefly explain how to rollback (i.e install previous version) of a software that you have installed using Flatpak on Snap. This is useful especially when the new version does not work as expected.

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Extracting payment info in rasterized invoice

Mehrad Mahmoudian published on
4 min, 754 words

Abstract

In this short article I will explain how I have put together an OCR and a barcode reader and convertor using FLOSS (Free and Libre OpenSource Software) so that I can pay the bills I have got from my phone based on an image of an invoice I got on my desktop computer.

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