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Command line: When to use "-" (single hyphen) or "--" (double hyphen)

Categories: Linux
Uli Köhler

Uli Köhler

1 min read
How to install OpenCascade on Ubuntu 22.04

Categories: Linux, OpenCASCADE
Uli Köhler

Uli Köhler

0 min read
How to fix Ubuntu /usr/bin/env: 'python': No such file or directory

Categories: Linux
Uli Köhler

Uli Köhler

0 min read
How to install Gmsh (mesh generator) on Ubuntu 22.04

Categories: Linux
Uli Köhler

Uli Köhler

0 min read
How to get domain names (SANs) for TLS certificate using OpenSSL

Categories: Linux
Uli Köhler

Uli Köhler

0 min read
How to remove container_name: ... statements from docker-compose.yml automatically using sed

Categories: Docker, Linux
Uli Köhler

Uli Köhler

0 min read
How to generate random port number on the command line

Categories: Linux, Networking
Uli Köhler

Uli Köhler

0 min read
How to set and verify v4l2-ctl parameters in Python using subprocess

Categories: Audio/Video, Linux, OpenCV, Python
Uli Köhler

Uli Köhler

1 min read
How are OpenCV CAP_PROP_... mapped to V4L2 ctrls / parameters?

Categories: Audio/Video, Linux, OpenCV
Uli Köhler

Uli Köhler

0 min read
How to make Jupyter Lab open using Chrome instead of Firefox on Linux

Categories: Linux, Python
Uli Köhler

Uli Köhler

1 min read