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Is gettimeofday() guaranteed to be of microsecond resolution?
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Maybe. But you have bigger problems. gettimeofday() can result in incorrect timings if there are processes on your system that change the timer (ie, ntpd). On a "normal" linux, though, I believe the resolution of gettimeofday() ...
Stash just a single file
I'd like to be able to stash just the changes from a single file:
5 Answers
5
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Get nth character of a string in Swift programming language
How can I get the nth character of a string? I tried bracket( [] ) accessor with no luck.
45 Answers
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How do you unit test private methods?
I'm building a class library that will have some public & private methods. I want to be able to unit test the private methods (mostly while developing, but also it could be useful for future refactoring).
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How to write a multidimensional array to a text file?
...other users offered some help if I could supply the array I was having trouble with. However, I even fail at a basic I/O task, such as writing an array to a file.
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How can I rename a project folder from within Visual Studio?
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TFS users: If you are using source control that requires you to warn it before your rename files/folders then look at this answer instead which covers the extra steps required.
To rename a project's folder, file (.*proj) and display name in Visual Studio:
Close the solution.
Rename the fold...
Django: How to manage development and production settings?
I have been developing a basic app. Now at the deployment stage it has become clear I have need for both a local settings and production settings.
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Grepping a huge file (80GB) any way to speed it up?
This has been running for an hour on a fairly powerful linux server which is otherwise not overloaded.
Any alternative to grep? Anything about my syntax that can be improved, (egrep,fgrep better?)
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How can I cast int to enum?
How can an int be cast to an enum in C#?
31 Answers
31
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Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
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There's nothing wrong with that statement; you're just multiplying 4 numbers and assigning it to an int, there just happens to be an overflow. This is different than assigning a single literal, which would be bounds-checked at compile-time.
It is the out-of-bounds literal that causes the error, ...