# Linux, Devops, Scripting, Cats and various things come to my mind
// also on this box: ./practice, ./tools and ./games
If you work with cryptocurrency data, you often need to automate downloading historical price data. In this guide, you’ll learn how to…
cat downloading-historical-cryptocurrency-data-using-python-and-pandas.md →If you use macOS and spend a lot of time in the terminal, you might be surprised to learn that you can lock your screen with a simple Bash…
cat how-to-lock-your-mac-screen-from-the-command-line-and-why-you-should.md →Nmap is one of the most powerful tools for discovering devices and services on a network. Whether you’re assessing security…
cat how-to-use-nmap-to-scan-subnets-for-common-ports.md →When working on Linux systems — whether servers in production, development machines, or even embedded devices — you’ll eventually run into…
cat linux-how-to-delete-a-file-only-when-is-not-used-by-any-process.md →Log files (.log) are often generated by applications during development or runtime and usually contain temporary debug output, errors, or…
cat how-to-ignore-log-files-in-a-git-repository.md →In the previous part https://medium.com/@kpatronas/learn-go-by-creating-a-tool-part-1-4ce3f9258027 of the series we saw how we can create…
cat learn-go-by-creating-a-tool-part-2.md →In this article i will show you how to hide shell commands inside image files and how to run them, the purpose of this article is not to do…
cat invisible-scripts-run-commands-hidden-in-image-files.md →Sometimes you want your cron job to run only if a specific TCP service is available — for example, a database, API endpoint, or SSH…
cat how-to-run-a-cron-job-only-if-a-tcp-port-is-open.md →Sometimes you want a scheduled task to run only when you’re online — for example, syncing backups, pulling data from an API, or uploading…
cat run-a-cron-job-only-if-network-is-up.md →In this series of articles we will learn how to create a tool in Go, by following this tutorial will not learn you Go from zero, nor will…
cat learn-go-by-creating-a-tool-part-1.md →
