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What requirement was the tuple designed to solve?
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When writing programs it is extremely common to want to logically group together a set of values which do not have sufficient commonality to justify making a class.
Many programming languages allow you to logically group together a set of otherwise unrelated values without creating...
What are the differences between poll and select?
I am referring to the POSIX standard select and poll system C API calls.
3 Answers
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Purpose of ESI & EDI registers?
..., they are useful for their property of being preserved through a function call (call-preserved) in 32-bit calling convention. The ESI, EDI, EBX, EBP, ESP are call-preserved whereas EAX, ECX and EDX are not call-preserved. Call-preserved registers are respected by C library function and their values...
Android WebView style background-color:transparent ignored on android 2.2
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I found that this has to be called AFTER loading the url or data.
– Mark
Jul 21 '11 at 18:07
11
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Get the name of the currently executing method
...bol – for example, :test_method. To return the method name as a string, call __method__.to_s instead.
Note: This requires Ruby 1.8.7.
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How do I find out if the GPS of an Android device is enabled
...a class file should be
public class ExampleApp extends Activity {
/** Called when the activity is first created. */
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
LocationManager locationManager...
How to implement “confirmation” dialog in Jquery UI dialog?
...ion that took the name of the id to use as a parameter and made the jQuery calls to set up the event handlers for the passed-in id.
– Paul Morie
Nov 20 '13 at 12:49
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Difference between shadowing and overriding in C#?
...adow
public override int Bar() {return 1;} //override
}
then when you call this:
A clA = new A();
B clB = new B();
Console.WriteLine(clA.Foo()); // output 5
Console.WriteLine(clA.Bar()); // output 5
Console.WriteLine(clB.Foo()); // output 1
Console.WriteLine(clB.Bar()); // output 1
//now let...
CSS scrollbar style cross browser [duplicate]
...ou're going to have to use some JS. Here is a link to a nice plugin for it called FaceScroll: http://www.dynamicdrive.com/dynamicindex11/facescroll/index.htm
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what's data-reactid attribute in html?
.... The way it does that is with the unique data-reactid attributes. This is called inflating the component tree.
You might also notice that if React renders at the client-side, it uses the data-reactid attribute, even though it doesn't need to lose its references. In some browsers, it inserts your a...