AboutThis is a technology blog by Matthias Friedrich, a software developer and architect from Karlsruhe, Germany. more ...
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Tag Archives: scripting
On Linux/Unix systems, there’s occasionally the need to check whether a process is running. Some people use it for simple status checks or when building their own lifecycle scripts for startup and shutdown. I don’t think it’s a particularly good practice … Continue reading
I couple of months ago I bought a Sonos Play:1, a pretty cool wireless speaker that comes with free controller apps for major platforms (Android, Windows etc.). To give the speaker access to my music collection, I hooked up a … Continue reading
Sometimes it’s useful to trigger an action after a file is closed. Suppose you started a lengthy download on your notebook and you want to suspend it as soon as the download is done. There are several ways to achieve … Continue reading
Classic Bourne Shell has a handy feature that many people don’t seem to know: Parameter Expansion. Stephen Bourne describes it in An Introduction to the UNIX Shell, which is part of the original Unix V7 manuals from 1978. Among other … Continue reading
Sometimes people ask for my help when their shell scripts don’t work. I’ve seen all kinds of problems, ranging from trivial to really, really weird. The one I’m describing in this article is definitely from the weird category, but I’ve … Continue reading