If you are a Pythonista or a data scientist, you’ve probably used Jupyter. If you haven’t, it is an interesting way to work with Python by placing it in a Markdown document in a web browser. Part ...
There was a time when trying to learn to write low-level driver or kernel code was hard. You really needed two machines: one to work with, and one to screw up over and over again until you got it ...
Creating a lock file (say, in /tmp) is a common approach. On launch, check to see if the file already exists. If it does, exit. Otherwise, create it and continue. This can lead to problems if your app ...
I can't seem to find any information on checking privileges in C. What it the best way to check privileges? I don't have sudo setup, so it will always be root (uid 0) that runs the program. Second ...
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