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How to backup a local Git repository?

...re in git config (eg. only keep 3 backups for a repo - like rotate...) # - TESTING # allow calling from other scripts def git_backup # constants: git_dir_name = '.git' # just to avoid magic "strings" filename_suffix = ".git.bundle" # will be added to the filename of the created ba...
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Best Practice for Exception Handling in a Windows Forms Application?

...s which might be thrown have a performance hit compared with pre-emptively testing things like whether a file on disk exists?" The naive rule of thumb is "try/catch blocks are expensive." That's not actually true. Trying isn't expensive. It's the catching, where the system has to create an Excep...
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How can I split up a Git commit buried in history?

...to re-use the original commit message for a certain commit. If you want to test what you're committing (good idea!) use git stash to hide away the part you haven't committed (or stash --keep-index before you even commit it), test, then git stash pop to return the rest to the work tree. Keep making c...
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What exactly are iterator, iterable, and iteration?

... Note that collections.abc.AsyncIterator tests for __aiter__ and __anext__ methods. This is a new addition in 3.6. – Janus Troelsen Jul 27 '18 at 9:33 ...
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In C#, why is String a reference type that behaves like a value type?

...so is not a useful short-cut. Checking for ReferenceEquals(x, y) is a fast test and you can return 0 immediately, and when mixed in with your null-test doesn't even add any more work. – Jon Hanna Aug 3 '12 at 11:38 ...
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Why is NaN not equal to NaN? [duplicate]

...have gone for the more verbose !(x<x & x>x) instead of x!=x as a test for NaN. However, their focus was more pragmatic and narrow: providing the best solution for a numeric computation, and as such they saw no issue with their approach. === Original answer: I am sorry, much as I appreci...
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CSS display:table-row does not expand when width is set to 100%

... Tested answer: In the .view-row css, change: display:table-row; to: display:table and get rid of "float". Everything will work as expected. As it has been suggested in the comments, there is no need for a wrapping tab...
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How is set() implemented?

... @intuited: It does, but the test run above doesn't prove that you can look up "5" in the same time you can look up "485398", or some other number that might be in a horrible collision space. It's not about looking up the same element in a differently-s...
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How to secure an ASP.NET Web API [closed]

... used it to secure my WebApi with 2-Legged OAuth. I have also successfully tested it with PHP clients. It's quite easy to add support for OAuth using this library. Here's how you can implement the provider for ASP.NET MVC Web API: 1) Get the source code of DevDefined.OAuth: https://github.com/bitt...
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Are list-comprehensions and functional functions faster than “for loops”?

...rm equivalent functions written in Python, they are not necessarily the fastest option. Some speed up is expected if the function is written in C too. But most cases using a lambda (or other Python function), the overhead of repeatedly setting up Python stack frames etc. eats up any savings. Simply ...