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What exactly does an #if 0 … #endif block do?
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Not only does it not get executed, it doesn't even get compiled.
#if is a preprocessor command, which gets evaluated before the actual compilation step. The code inside that block doesn't appear in the compiled binary.
It's often us...
How does MongoDB sort records when no sort order is specified?
When we run a Mongo find() query without any sort order specified, what does the database internally use to sort the results?
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How to stop an animation (cancel() does not work)
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@user349871: setFillAfter() probably does not do what you think it does, anyway. When the touch event occurs, clear the animation and then adjust your layout to affect whatever permanent change you seek.
– CommonsWare
Nov 6...
Does it make sense to use “as” instead of a cast even if there is no null check? [closed]
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@MgSam Obviously, such a use case does not make sense for the To method here, as it only converts across the inheritance hierarchy, which for value types involves boxing anyway. Of course, the entire idea is more theoretical than serious.
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Why does auto a=1; compile in C?
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@JensGustedt VS doesn't claim to provide a modern C compiler. From all appearances, work on the C compiler stopped many years ago; they only supply it so that people can continue to compile legacy code. (And of course, any decent modern C ...
How to check if a view controller is presented modally or pushed on a navigation stack?
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I found this in another SO post. But, does not work if the pushed view controller's parent is a modal; which is the situation I'm having.
– meaning-matters
May 12 '14 at 23:12
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“loop:” in Java code. What is this, and why does it compile?
...nt feature.
While it is very rare that I find a use for "break label", it does happen occassionally. The most common case is when I am searching for something that is in a structure requiring a nested loop to search, like:
search:
for (State state : stateList)
{
for (City city : state.cityList)
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What does “./” (dot slash) refer to in terms of an HTML file path location?
I know ../ means go up a path, but what does ./ mean exactly?
10 Answers
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MemoryCache does not obey memory limits in configuration
...application and trying to limit the maximum cache size, but in my tests it does not appear that the cache is actually obeying the limits.
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Does a finally block always get executed in Java?
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Actually thread.stop() does not necessarily prevent finally block from being executed.
– Piotr Findeisen
Mar 30 '11 at 21:12
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