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When do I use a dot, arrow, or double colon to refer to members of a class in C++?

...d for three different scenarios that are always well-defined. Knowing this allows you to immediately know quite a lot about a and b just by looking at a::b, a.b, or a->b, respectively, in any code you look at. a::b is only used if b is a member of the class (or namespace) a. That is, in this c...
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Call method in directive controller from other controller

...would implement something like this. I came up with this (fiddle); Basically, instead of trying to call a directive from a controller, I created a module to house all the popdown logic: var PopdownModule = angular.module('Popdown', []); I put two things in the module, a factory for the API whi...
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When should I use a table variable vs temporary table in sql server?

...in a child scope then only a #temp table will do (table-valued parameters allow readonly access). Where you do have a choice some suggestions are below (though the most reliable method is to simply test both with your specific workload). If you need an index that cannot be created on a table var...
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AES Encryption for an NSString on the iPhone

...o does seem to work pretty decently... aside from the extra comma in each call to CCCrypt() which caused compile errors. A later comment on that post includes this adapted code, which works for me, and seems a bit more straightforward. If you include their code for the NSData category, you can writ...
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Why is C so fast, and why aren't other languages as fast or faster? [closed]

...eaving the former assertion for another post, what is special about C that allows it to be faster than other languages? Or put another way: what's to stop other languages from being able to compile down to binary that runs every bit as fast as C? ...
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Who is calling the Java Thread interrupt() method if I'm not?

...what it is doing. Any thread (including the thread itself I think) could call interrupt() on a Thread. In practice, the normal use-cases for interrupt() involve some kind of framework or manager telling some worker thread to stop what they are doing. If the worker thread is "interrupt aware" it w...
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How do I use reflection to call a generic method?

What's the best way to call a generic method when the type parameter isn't known at compile time, but instead is obtained dynamically at runtime? ...
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Is there anything like .NET's NotImplementedException in Java?

...wered Feb 24 '10 at 20:48 Ravi WallauRavi Wallau 9,64722 gold badges2222 silver badges3333 bronze badges ...
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How to upper case every first letter of word in a string? [duplicate]

...s can be improved a bit. The length of the string is known, so you can pre-allocate the StringBuilder's length. Since you are going to call StringBuilder.append anyway, don't bother creating a new char[] and String in each loop iteration: just append the capitalized letter, then the rest of the word...
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What is “Argument-Dependent Lookup” (aka ADL, or “Koenig Lookup”)?

... good explanations on what argument dependent lookup is? Many people also call it Koenig Lookup as well. 4 Answers ...