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Test if a variable is a list or tuple
In python, what's the best way to test if a variable contains a list or a tuple? (ie. a collection)
13 Answers
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How to stop a PowerShell script on the first error?
...werShell script to stop when any of the commands I run fail (like set -e in bash). I'm using both Powershell commands ( New-Object System.Net.WebClient ) and programs ( .\setup.exe ).
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How to deal with a slow SecureRandom generator?
If you want a cryptographically strong random numbers in Java, you use SecureRandom . Unfortunately, SecureRandom can be very slow. If it uses /dev/random on Linux, it can block waiting for sufficient entropy to build up. How do you avoid the performance penalty?
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Receiving “fatal: Not a git repository” when attempting to remote add a Git repo
I am introducing myself to Git by following this tutorial:
27 Answers
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What version of javac built my jar?
... was used to build a jar? I have a jar file, and it could have been built in any one of three JDKs. We need to know exactly which one, so we can certify compatibility. Is the compiler version embedded somewhere in the class files or jar?
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remove nuget package restore from solution
I added the recent nuget package restore feature to a solution using 'Enable NuGet Package Restore':
http://docs.nuget.org/docs/workflows/using-nuget-without-committing-packages
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git push local branch with same name as remote tag
I'm trying to push a new local branch product-0.2 to remote where there is already a tag with the same name (but the branch itself does not exist)
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How to insert a text at the beginning of a file?
So far I've been able to find how to add a line at the beginning of a file but that's not exactly what I want. I'll show it on a example
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Scrolling child div scrolls the window, how do I stop that?
...ve a div, with a scroll bar, When it reaches the end, my page starts scrolling. Is there anyway I can stop this behavior ?
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How can I delete all Git branches which have been merged?
...es which have already been merged? Is there an easy way to delete them all instead of deleting them one by one?
45 Answers
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