System & Network Admin

In the recent versions of Raspbian the SSH access is disabled by default but it can be easily enabled. In this tutorial, we'll show you how to enable SSH on a Raspberry Pi board.

A guide to setting up a self-managed Woodpecker CI on a Hetzner server for continuous deployment of a website hosted on Codeberg.

Filesystems, file IO, and durability.

Managing different SSH Keys for different Hosts is well-understood. But different keys for the same host (e.g., github.com), based on which Organization we'r...

If you create a file on UNIX/Linux with special characters, such as touch \"la*, you can't remove it with rm "la*. You have to use the inode number (you can if you add the \ before the name, I know...

Get to know these common tools and manage your tasks at the same time.

A popular expression in the Linux forums nowadays is noting that someone “uses Arch btw”, signifying that they have the technical chops to install and use Arch Linux, a distribution des…

A joke in networking circles is that the switch from IPv4 to IPv6 is always a few years away. Although IPv6 was introduced in the early 90s as a result of the feared imminent IPv4 address drought c…

Integrate your software stack with Calendly’s scheduling platform. Sync with Outlook and Salesforce, embed Calendly into your site, get the mobile app, and more.

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.