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Getting the IP address of the current machine using Java
...8.8.8.8"), 10002);
ip = socket.getLocalAddress().getHostAddress();
}
This way works well when there are multiple network interfaces. It always returns the preferred outbound IP. The destination 8.8.8.8 is not needed to be reachable.
Connect on a UDP socket has the following effect: it sets the...
Why does PHP consider 0 to be equal to a string?
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You are doing == which sorts out the types for you.
0 is an int, so in this case it is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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How to retrieve a module's path?
I want to detect whether module has changed. Now, using inotify is simple, you just need to know the directory you want to get notifications from.
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C++ IDE for Linux? [closed]
... expand my programming horizons to Linux. A good, dependable basic toolset is important, and what is more basic than an IDE?
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Is there some way to PUSH data from web server to browser?
Of course I am aware of Ajax, but the problem with Ajax is that the browser should poll the server frequently to find whether there is new data. This increases server load.
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Quicksort: Choosing the pivot
When implementing Quicksort, one of the things you have to do is to choose a pivot. But when I look at pseudocode like the one below, it is not clear how I should choose the pivot. First element of list? Something else?
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What is ViewModel in MVC?
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A view model represents the data that you want to display on your view/page, whether it be used for static text or for input values (like textboxes and dropdown lists) that can be added to the database (or edited). It is something different than your domain model. It is a mod...
Is it possible to cache POST methods in HTTP?
...very simple caching semantics: if the parameters are the same (and the URL is the same, of course), then it's a hit. Is that possible? Recommended?
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Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
...uestions on SO regarding "How to promote an open source project". Not surprisingly, many of the answers pointed people to SoureForge/FreshMeat and other sites etc as well as blogging and whatnot. This started me thinking where is the best place to host a project and why?
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UIView frame, bounds and center
...bounds and center and theirs relationships.
Frame A view's frame (CGRect) is the position of its rectangle in the superview's coordinate system. By default it starts at the top left.
Bounds A view's bounds (CGRect) expresses a view rectangle in its own coordinate system.
Center A center is a CGPo...