Posts

A modern compute cluster cannot just host one version of a given software: different users might need different versions of the software. This is where the module environment comes into play.

If you call a function, you provide inputs. But how do you provide inputs to a whole computer program? The answer is the command line interface. Here, we explore how to write a simple command line interface in Python.

Some parts of a program’s code are the unsung heroes. Nobody really talks about the logging infrastructure in a program. But when something goes wrong a proper log file might be all you need.

SLURM is a workload manager for clusters. It is distributes computing jobs to the available resources and makes sure that everybody gets a fair amount of computing resources.

SSH is the default protocol to get shell access to other machines in a networks, e.g. a cluster. Many tricks make working with SSH much easier. Here, we are going to discuss a couple of them.

Tmux is a terminal multiplexer, hence the name. It is meant to make working with remote computers via SSH more enjoyable. And it really delivers!

Working with the command line can make your life considerably easier, or it can be a major pain. For me, one of the essential points is a good setup of my bash.

When working in the terminal, the mouse is usually not very useful. Here are a couple of useful shortcuts when working in the terminal.

The UNIX command line is a powerful tool. It can do much more than just executing programs and renaming files. Here, we have a quick dive into some functions that can make your everyday life much easier

Software is usually not written top to bottom, but developed and improved over time. Version management tools help developers to keep track of changes, synchronize and publish software. Git is the most widespread tool.