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omp parallel vs. omp parallel for

...xact implementation might deal with them differently. The combined parallel worksharing constructs are a shortcut for specifying a parallel construct containing one worksharing construct and no other statements. Permitted clauses are the union of the clauses allowed for the parallel and w...
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Google Maps V3 - How to calculate the zoom level for a given bounds

...ing zoom level you change to (roughly speaking, do you make it larger or smaller than it currently is?). If you really need to calculate the zoom, rather than store it, this should do the trick: The Mercator projection warps latitude, but any difference in longitude always represents the same frac...
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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?

...ume that a developer is only adding enums where they're useful. The only really bad use I've seen of enums was in some harmony code where they really wanted ints (for bitmasks and the like) and the "enum" wasn't an enum in any reasonable sense. If you find yourself calling "ordinal()" a lot, that's ...
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Is an array name a pointer?

..., which is not implicitly convertible to int*. This way, functions can actually take pointers to arrays of specific size, and enforce the restriction via the type system. – Pavel Minaev Oct 29 '09 at 7:25 ...
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Change branch base

...o be clear which branch to be on. git rebase --onto master demo PRO Basically, you take all the commits from after demo up to PRO, and rebase them onto the master commit. share | improve this answ...
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First-time database design: am I overengineering? [closed]

I'm a first year CS student and I work part time for my dad's small business. I don't have any experience in real world application development. I have written scripts in Python, some coursework in C, but nothing like this. ...
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Does Python support multithreading? Can it speed up execution time?

... The GIL does not prevent threading. All the GIL does is make sure only one thread is executing Python code at a time; control still switches between threads. What the GIL prevents then, is making use of more than one CPU core or separate CPUs to run threads in...
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Can a Windows batch file determine its own file name?

... %0 returns the way the file was called. If a full path was used, %0 will have that. If you cd into the dir first and execute the batch from there, %0 will usually not have the path info (but you could get that from %cd% in that case) – ...
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Default value of function parameter

...om a different .cpp file, you will be able to see the difference. Specifically, suppose: lib.h int Add(int a, int b); lib.cpp int Add(int a, int b = 3) { ... } test.cpp #include "lib.h" int main() { Add(4); } The compilation of test.cpp will not see the default parameter declarati...
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What is the default location for MSBuild logs?

...terrible performance anyway so you are forced to keep it on minimal output all the time, and why is it like 8 steps to change from one output level to the other? Fix any of these please. – James Jul 11 '16 at 1:54 ...