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Convert JSON style properties names to Java CamelCase names with GSON
...operties with 'is' in the name is an edge case, where you'll want to strip out this particular prefix during your conversion. In the reverse direction, your code may want to inspect the json object for both a raw property name as well as a 'is_XXX' version.
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Get underlying NSData from UIImage
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@CipherCom I see what you're saying about wanting the exact data back. However, I think for the majority of people that come across question, this answer will be perfect for their needs... hence the upvotes. If you come across an answer for getting the original ...
What is the most efficient way of finding all the factors of a number in Python?
... it just gets that by dividing n by the smaller one.)
The set(...) on the outside is getting rid of duplicates, which only happens for perfect squares. For n = 4, this will return 2 twice, so set gets rid of one of them.
sh...
Angularjs ng-model doesn't work inside ng-if
... {{obj.test}}
<div>
testa (without ng-if): <input type="checkbox" ng-model="testa" />
</div>
<div ng-if="!testa">
testb (with ng-if): <input type="checkbox" ng-model="testb" /> {{testb}}
</...
Why doesn't C have unsigned floats?
...fficient, but probably if you aren't using them intensely you won't care about that slight performance loss.
I definitely see the usefulness of having an unsigned float. But C/C++ tends to chose efficiency that works best for everyone over safety.
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What is the difference between mutex and critical section?
...orSingleObject with INFINITE results in poor performance. Passing it a timeout value of 1 then looping while checking it's return has made a huge difference in the performance of some of my code. This is mostly in the context of waiting for an external process handle, however... Not a mutex. YMMV. I...
“git diff” does nothing
I presume this is a configuration error somewhere, but I can't figure out where. Regular git commands appear to work fine, but "git diff" does nothing. To be safe, I removed external diff tools from my .gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
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Is main() really start of a C++ program?
...vironment setup is not controllable (like the initial code to set up std::cout; however, some of the environment is controllable like static global blocks (for initializing static global variables). Note that since you don't have full control prior to main, you don't have full control on the order ...
Unnamed/anonymous namespaces vs. static functions
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Head Geek asks about static keyword used against functions only. The static keyword applied to entity declared in namespace scope specifies its internal linkage. Entity declared in anonymous namespace has external linkage (C++/3.5) however ...
What is “:-!!” in C code?
...OR_ZERO, rather than ...ON_ZERO. (There have been occasional discussions about whether this is a confusing name.)
You should read the expression like this:
sizeof(struct { int: -!!(e); }))
(e): Compute expression e.
!!(e): Logically negate twice: 0 if e == 0; otherwise 1.
-!!(e): Numerically ne...