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Quickly find whether a value is present in a C array?

... In situations where performance is of utmost importance, the C compiler will most likely not produce the fastest code compared to what you can do with hand tuned assembly language. I tend to take the path of least resistance - for small routines like this, I just write asm code and have ...
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Why should I avoid using Properties in C#?

...k, CLR Via C#, Jeffrey Richter said that he doesn't like properties, and recommends not to use them. He gave some reason, but I don't really understand. Can anyone explain to me why I should or should not use properties? In C# 3.0, with automatic properties, does this change? ...
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Good way of getting the user's location in Android

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Dependency Inject (DI) “friendly” library

...a regular basis, and "support classes" that are dependencies of those more common "end user" classes. 4 Answers ...
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Java string to date conversion

...m the javadoc, listing all available format patterns: Letter Date or Time Component Presentation Examples ------ ---------------------- ------------------ ------------------------------------- G Era designator Text AD y Year Year ...
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How do I integrate Ajax with Django applications?

..., {'variable': 'world'}) index.html: <h1>Hello {{ variable }}, welcome to my awesome site</h1> urls.py: url(r'^hello/', 'myapp.views.hello'), url(r'^home/', 'myapp.views.home'), That's an example of the simplest of usages. Going to 127.0.0.1:8000/hello means a request to the hell...
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Is it safe to use Project Lombok? [closed]

...ok, then the possible helpers will need to get used to it. people will complain about missing JavaDoc, That is their problem. Nobody in their right mind tries to rigidly apply their organization's source code / documentation rules to third-party open source software. The project team should...
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Is there a MySQL option/feature to track history of changes to records?

...ld vs new is available and the date this took place. Is there a feature or common technique to do this? 8 Answers ...
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Performance optimization strategies of last resort [closed]

...dictable. In other words, don't "interpret" the sequence of things to do, "compile" it. That redesign is done, shrinking the source code by a factor of 4, and the time is reduced to 10 seconds. Now, because it's getting so quick, it's hard to sample, so I give it 10 times as much work to do, but...
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Is gcc's __attribute__((packed)) / #pragma pack unsafe?

In C, the compiler will lay out members of a struct in the order in which they're declared, with possible padding bytes inserted between members, or after the last member, to ensure that each member is aligned properly. ...