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Git diff against a stash
...e stash with any branch.
You can use:
git diff stash@{0} master
To see all changes compared to branch master.
Or You can use:
git diff --name-only stash@{0} master
To easy find only changed file names.
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Fastest way to reset every value of std::vector to 0
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Looking at the assembly output, gcc actually unrolls this loop into using the mmx registers to dump in 16 bytes at a time until it gets close to the end. I'd say that's pretty fast. The memset version jumps to memset, which I'm guessing is about as fast. I'd use yo...
How can I use Homebrew to install both Python 2 and 3 on Mac?
...on't want to mess with path and get into trouble.
Right now I have 2.7 installed through Homebrew.
9 Answers
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Why would anyone use set instead of unordered_set?
...ss memory than unordered_set to store the same number of elements.
For a small number of elements, lookups in a set might be faster than lookups in an unordered_set.
Even though many operations are faster in the average case for unordered_set, they are often guaranteed to have better worst case comp...
Detailed 500 error message, ASP + IIS 7.5
... Note: "Error Pages" and ".NET Error Pages" are different. You specifically want "Error Pages".
– Jess Telford
Nov 10 '15 at 23:10
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XPath query to get nth instance of an element
...L file (whose contents I do not control) that has several input elements all with the same fixed id attribute of "search_query" . The contents of the file can change, but I know that I always want to get the second input element with the id attribute "search_query" .
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What is the best way to iterate over a dictionary?
... @OzairKafray using var when you don't know the type is generally bad practice.
– Nate
Jan 25 '16 at 23:34
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What exactly are “spin-locks”?
...ads on the same core. This has a performance penalty if the wait time is really short, because your thread now has to wait for a preemption to receive CPU time again.
Besides, kernel objects are not available in every state of the kernel, such as in an interrupt handler or when paging is not availab...
Mockito test a void method throws an exception
... a number of exceptions so I'd like to test those exceptions being thrown. All attempts have failed with the same reason:
2...
What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
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Your first port of call should be the documentation which explains it reasonably clearly:
Thrown to indicate that an array has been accessed with an illegal index. The index is either negative or greater than or equal to the size of the arra...