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What is the difference between sed and awk? [closed]
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awk is oriented toward delimited fields on a per-line basis. It has much more robust programming constructs including if/else, while, do/while and for (C-style and array iteration). There is complete support for variables and single-dimension associative arrays plus (IMO) kludgey multi-dimension a...
How to sort an ArrayList?
...ending could actually be faster then sorting ascending and then reversing. Moreover, using a List implementation that supports Comparator as constructor argument (thus keeping it invariant) would ensure the list is sorted at all times.
– Polygnome
Apr 27 '13 a...
What is a “cache-friendly” code?
...vector are stored in contiguous memory, and as such accessing them is much more cache-friendly than accessing elements in a std::list, which stores its content all over the place. This is due to spatial locality.
A very nice illustration of this is given by Bjarne Stroustrup in this youtube clip (th...
When/Why to use Cascading in SQL Server?
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What is the advantage of using heredoc in PHP? [closed]
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REST vs JSON-RPC? [closed]
...ching is additional advantage;
Standardised status codes;
There are many more differences and advantages on the REST side.
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Using a piano keyboard as a computer keyboard [closed]
....com.
And for the other part, translating keyboard midi notes to keys and more, I would go for AutoItX, the ActiveX/COM and DLL interface to autoIt. Info and download, go to http://www.autoitscript.com/site/autoit/
No need to write keyboard driver.
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What's the difference between an object initializer and a constructor?
...tion of objects when you're using an object.
Constructors run, given 0 or more parameters, and are used to create and initialize an object before the calling method gets the handle to the created object. For example:
MyObject myObjectInstance = new MyObject(param1, param2);
In this case, the co...
Is there a performance difference between i++ and ++i in C?
...ses through a toolchain that doesn't optimize it out your software will be more efficient. Considering it is just as easy to type ++i as it is to type i++, there is really no excuse to not be using ++i in the first place.
– monokrome
Jul 5 '12 at 17:45
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Developing cross platform mobile application [closed]
More and more mobile platforms are being launched and sdk's are available to developers. There are various mobile platform are available:
Android, iOS, Moblin, Windows mobile 7, RIM, symbian, bada, maemo etc.
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