Tag: linux

How to setup and use git for version control

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This post describes how to setup a git repository and shows the basic commands for daily work. The post will be extended over time with additional commands and tricks.

How to search and execute in sub-directories via shell script

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This post shows a way how to execute scripts in all sub directories via a script. There are many use cases for this, I use it to automate stop/build/start of arbitrary docker containers on one of my servers. In this way I can setup automated server maintenance jobs (e.g. via jenkins) and startup everything without knowing what is deployed on the server.

Useful Linux commands: How to use df and du

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This post describes how to use the Linux commands df (disk free) and du (disk usage) which show details about the free space on mounted drives as well as usage details. This is useful in many situations, especially when you are fighting against space problems on a server.

List of useful Linux commands

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This post provides a general overview about useful Linux commands to achieve various goals. Some of the commands are described in more details in other posts. Please note that this post is extended over time.

Useful Linux commands: How to use vi editor

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vi is a shell based editor which is available on nearly every linux installation. It’s very useful to have a basic understanding how it works because sometimes it is the only option to change something. This post describes the basics plus some additional hints which I find useful.

Useful Linux commands: How to use top to view resources

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The top command gives a general overview about the system resources and which process consumes how much of them. This can be useful in multiple scenarios, e.g. if your system gets slow (detect swapping) or containers do not start/crash because of not enough memory.