Linux

Venv is a virtual environment management commandline tool. A much more simple one, comparing to Anaconda. Here are some useful venv commands.

Sometimes there is a real need to save image from pdf without screenshoting or rendering the pdf on the screen. pdfimages helps with that.

Most frequently used commands in Visual Studio Code

Here are some effective methods for decoding and printing JWT tokens directly from the command line:

Here are examples how to Encode and Decode file to Base64 on Windows, Linux and Mac.

Or another day you want to extract image and text from the pdf…

Not every second Friday, but still… We have two mainstream approaches

Here’s a set of instructions on How to Configure to Run any Executable as a Service in Linux with Systemd.

Some time ago I described how to Deploy Flutter project with backend to AWS Amplify.

SearXNG is a free and open-source federated metasearch engine that was forked from Searx. The SearXNG project on github has more then 15k stars.

Use PyInstaller to package Python programs as standalone executables. It works on Linux, Windows, and Mac.

Not the most efficient way, but usable.

Here I list steps needed to implement pair of lambda functions in AWS SAM:

1. REST API Lambda: send message to SQS
2. SQS Lambda Trigger: process message from SQS

These are the step-by-step instructions on how to add layers to AWS Lambdas - in Python. Will be using base code generated by standard HelloWorld template example.

Here is the list and examples of the most useful Ollama commands (Ollama commands cheatsheet) I compiled some time ago, last updated in January 2026. Hopefully it will be useful to you too.

Not long ago was released. Let’s catch up and test how Mistral Small performs comparing to other LLMs.

LaTeX is a software system for document typesetting (designing high-quality text page). The resulting document format in PDF probably will be looking better then if created with MS Word. Have a look! A feast for the eyes.