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Hidden features of C
I know there is a standard behind all C compiler implementations, so there should be no hidden features. Despite that, I am sure all C developers have hidden/secret tricks they use all the time.
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Is there any free OCR library for Android? [closed]
I'm looking for a Java OCR that runs on Android, however Asprise doesn't seem to be a platform independent OCR. is there any opensource/free Java OCR I can use for android application development?
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Is it sometimes bad to use ?
...ments, for example <p>Stuff</p><p>Other stuff</p>, and then using CSS to space the blocks out properly.
There are cases where <br> is semantically valid, i.e. cases where the line break is part of the data you're sending. This is really only limited to 2 use cases - po...
Don't understand why UnboundLocalError occurs (closure) [duplicate]
...ariable, the global keyword will help. If increment() is a local function and counter a local variable, you can use nonlocal in Python 3.x.
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Access Container View Controller from Parent iOS
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Yes, you can use the segue to get access the child view controller (and its view and subviews). Give the segue an identifier (such as alertview_embed), using the Attributes inspector in Storyboard. Then have the parent view controller (the one housing the container view) implement a method li...
Passing parameters to addTarget:action:forControlEvents
...etails:)
With 2 parameters indicating the control that sends the message and the event that triggered the message:
action:@selector(switchToNewsDetails:event:)
It is not clear what exactly you try to do, but considering you want to assign a specific details index to each button you can do the...
WPF: ItemsControl with scrollbar (ScrollViewer)
...owed this small "tutorial" on how to add a scrollbar to an ItemsControl, and it works in Designer view, but not when I compile and execute the program (only the first few items show up, and no scrollbar to view more - even when VerticalScrollbarVisibility is set to "Visible" instead of "Auto").
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Use of “global” keyword in Python
What I understand from reading the documentation is that Python has a separate namespace for functions, and if I want to use a global variable in that function, I need to use global .
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Why do x86-64 systems have only a 48 bit virtual address space?
...st only use the lower 48 bits. The alternative was wasting transistors on handling a bigger address space which wasn't going to be needed for many years.
So once we get near the 48-bit limit, it's just a matter of releasing CPUs that handle the full address space, but it won't require any changes t...
What happens to a detached thread when main() exits?
Assume I'm starting a std::thread and then detach() it, so the thread continues executing even though the std::thread that once represented it, goes out of scope.
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