System & Network Admin

I have generated an image file with dd. The image contains two partitions. I created a loop virtual disk: losetup -P /dev/loop0 $image_file. I mounted the two loop created partitions (loop0p1, loop...

This is my Makefile: REBAR=./rebar REBAR_COMPILE=$(REBAR) get-deps compile all: compile compile: $(REBAR_COMPILE) test: $(REBAR_COMPILE) skip_deps=true eunit clean: -rm -rf deps ebi...

Context I have a 16 GB SD card with a Linux based OS for a Raspberry Pi. Most of the space is empty. I want to share the SD .img with other people but if I use the command dd if=/dev/sdXX of=/home/

The Cython compiler for writing C extensions in the Python language.

Python wrapper around Lua and LuaJIT

In Linux, modifying files from the command line is a common task. Whether you need to prepend configuration parameters, add headers to text files, or make bulk edits, knowing how to insert a line at…

For example, I have something like this in my makefile: all: cd some_directory But when I typed make I saw only 'cd some_directory', like in the echo command.

Creating an entire image of your SD card can be really useful on Raspberry Pi. The system and your data are on this little piece…

I'm sure this must be fairly simple but can't find it here. How does one go from having a blank SD card to having an SD card that boots a Raspi?

Downloading from the main Ubuntu archive is slow even when it's not release day, how can I get apt-get to automatically use a mirror that is close to me?

Learn how to resize a partition in Linux using various methods like GParted, fdisk, parted, and more. Troubleshoot common issues and discover best practices.

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Darling — macOS translation layer for Linux

Animated and interactive intro to multi-cursor editing using Command D and clever text navigation techniques.

A loop device is a pseudo-device which doesn’t correspond to a real, physical block device, but can be used to make a file appear and be treated like one. To manage loop devices on Linux…

If you are a sysadmin, managing your Linux server’s hard disk partition is a critical task. In this tutorial, we’ll focus on how to use sfdisk command-line utility to manage your hard disk partitions. While sfdisk is similar to fdisk, there are few partition manipulation activities that are very easy to perform in sfdi

Mattermost is an open-source alternative to Slack and Microsoft Teams. It allows you to self-host online chat and offers many features, such as file s...

Syncthing is an open-source, peer-to-peer file synchronization tool designed to sync files across multiple devices securely. This tutorial will show y...

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A guide on how to increase the size limit of a Git commit to avoid this error.

PDFtk is a simple tool for doing everyday things with PDF documents. It comes in three flavors: PDFtk Free, PDFtk Pro, and our original command-line tool PDFtk Server.

In this article, you’ll learn how to monitor your Apache web server’s load and track requests using the mod_status module.

Typical ways of testing microservices are too slow and unsustainable as engineering teams grow and architectures grow more complex.