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Posts

• Problem with camera in Ubuntu

  Yesterday Ubuntu saw the webcam, today it doesn't. I'm looking for the cause of the problem.

• Introduction to KSeF

  How to start integration with KSeF? Generate API Token and use KSeF.

• Extracting text from PDF files in the console

  Explore multiple PDF-to-text conversion methods. Discover advantages and limitations.

• XRechnung Validation with GitHub Actions

  How to validate files without preparing the local environment only based on CI?

• Can we use frozen_string_literal in Haml? WTF?

  How do you mark a Haml file with the magic comment # frozen_string_literal: true. Is it even possible?

• Algebraic refactoring - case study

  The skills learned in math are often useful in programming. Here is a short example of using algebra for refactoring.

• What to pay attention to your docker will have space?

  When docker images take up too much space, you need to clean up.

• Different ways to get ElasticSearch server version

  A few ways to get the ElasticSearch version.

• Impact of data structure on performance in Ruby

  The same problem can be solved in many different ways. Even if the algorithm is the same, changing the data structure can affect performance. The inspiration for this was Advent of Code.

• Different ways to processing large CSV file in Ruby

  There is no one perfect way to process large files. It depends on the file format, data structure, project requirements, system limitations, etc. In a word, each case may have a different optimal solution. Let's do a brief analysis in the Ruby programming language.

• HEIF / HEIC format support in Ruby with Image Magick

  Instructions for preparing the Image Magick environment with HEIF / HEIC support.

• Generating password 🔑

  Secure password generator in Linux. Safe pronounceable password - dream or leak stream?

• Create a special repository in your GitHub Profile 🔨

  Let's fun! How to create a secret GitHub repository?

• How to increase Markdown conversion speed in Jekyll?

  Changing default Markdown converter

• Building site based on Jekyll 4.2 using GitHub Actions

  Deployment automation on GitHub Pages

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