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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
...rent memory addresses
one of those moved instructions was an important conditional branch
that branch was being incorrectly predicted due to aliasing in the branch prediction table
moving the branch eliminated the alias and allowed the branch to be predicted correctly
Your Core2 doesn't keep a sep...
What to put in a python module docstring? [closed]
Ok, so I've read both PEP 8 and PEP 257 , and I've written lots of docstrings for functions and classes, but I'm a little unsure about what should go in a module docstring. I figured, at a minimum, it should document the functions and classes that the module exports, but I've also seen a few mod...
What does the servlet value signify
I am getting a bit confused here. In our application we are having a few servlets defined. Here is the excerpt from the web.xml for one of the servlets:
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How do I convert a TimeSpan to a formatted string? [duplicate]
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Would TimeSpan.ToString() do the trick for you? If not, it looks like the code sample on that page describes how to do custom formatting of a TimeSpan object.
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Can Objective-C switch on NSString?
Is there a more intelligent way to rewrite this?
13 Answers
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how do i block or restrict special characters from input fields with jquery?
How do I block special characters from being typed into an input field with jquery?
19 Answers
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Can you issue pull requests from the command line on GitHub?
It seems like you have to interact with github.com to initiate a pull request. Is this so?
9 Answers
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Generating UML from C++ code? [closed]
Is there a tool that can parse C++ files within a project and generate UML from it?
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How do I read the first line of a file using cat?
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edited Sep 27 '19 at 15:34
Akaisteph7
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How to programmatically cause a core dump in C/C++
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Raising of signal number 6 (SIGABRT in Linux) is one way to do it (though keep in mind that SIGABRT is not required to be 6 in all POSIX implementations so you may want to use the SIGABRT value itself if this is anything other than quick'n'dirty debug code).
#include <signal.h>
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