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Save modifications in place with awk
I am learning awk and I would like to know if there is an option to write changes to file, similar to sed where I would use -i option to save modifications to a file.
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Does uninstalling a package with “pip” also remove the dependent packages?
When you use pip to install a package, all the required packages will also be installed with it (dependencies). Does uninstalling that package also remove the dependent packages?
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How do I specify the exit code of a console application in .NET?
I have a trivial console application in .NET. It's just a test part of a larger application. I'd like to specify the "exit code" of my console application. How do I do this?
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Test if string is a guid without throwing exceptions?
I want to try to convert a string to a Guid, but I don't want to rely on catching exceptions (
18 Answers
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Alter MySQL table to add comments on columns
I have been checking the MySQL Documentation for ALTER TABLE and it does not seem to include a way to add or modify a comment to a column. How can I do this?
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What's the Android ADB shell “dumpsys” tool and what are its benefits?
I'm looking for the full list of ADB shell dumpsys commands with a full explanation of all of the commands.
4 Answers
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How to convert a number to string and vice versa in C++
Since this question gets asked about every week, this FAQ might help a lot of users.
4 Answers
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Default value in Go's method
Is there a way to specify default value in Go's function? I am trying to find this in the documentation but I can't find anything that specifies that this is even possible.
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Github (SSH) via public WIFI, port 22 blocked
I'm currently on a public WIFI spot and I'm unable to use SSH (they probably blocked that port). However, I need that connection to do a git push .
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Pickle or json?
I need to save to disk a little dict object whose keys are of the type str and values are int s and then recover it . Something like this:
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