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What's the difference between emulation and simulation? [duplicate]
...e the behavior of an old HP calculator, there are two options:
You write new program that draws the calculator's display and keys, and when the user clicks on the keys, your programs does what the old calculator did. This is a Simulator
You get a dump of the calculator's firmware, then write a pro...
Base64 length calculation?
...
– Maarten Bodewes
Jul 30 '17 at 14:51
1
@Crog As it is written down if n = 1 then you will get 4...
Good way of getting the user's location in Android
...rk");
return networkLocation;
}
// both are old return the newer of those two
if (gpslocation.getTime() > networkLocation.getTime()) {
Log.d(TAG, "Both are old, returning gps(newer)");
return gpslocation;
} else {
Log.d(TAG, "Both are old, returning...
IPC performance: Named Pipe vs Socket
... maybe some day in a distant utopian future we'll have a completely new, modular, modern kernel that implicitly offers all the (interprocess and others) abilities we currently walk over broken glass to accomplish... but hey.. one can dream
– Gukki5
Aug 2...
How to organize large R programs?
...cumbersome? If you notice a mistake in your code (common while exploring a new problem space), you have to (i) fix source; (ii) reinstall package; (iii) reload it into your workspace? Is there a way to call library(...) in order to reload a package that's already loaded (step iii above)? Don't you ...
MySQL get row position in ORDER BY
...
@Daniel you should ask a new question and perhaps refer to this one.
– PeerBr
Apr 8 '15 at 19:38
...
Integer division with remainder in JavaScript?
...
ES6 introduces the new Math.trunc method. This allows to fix @MarkElliot's answer to make it work for negative numbers too:
var div = Math.trunc(y/x);
var rem = y % x;
Note that Math methods have the advantage over bitwise operators that the...
What is 'Pattern Matching' in functional languages?
...s(2, Cons(3, Cons(4, Nil))))
Which is the same as:
Stack<int> x = new Cons(1, new Cons(2, new Cons(3, new Cons(4, new Nil()))));
Pattern matching in a nutshell
Pattern matching is a kind of type-testing. So let's say we created a stack object like the one above, we can implement methods ...
“Least Astonishment” and the Mutable Default Argument
...s a question: suppose in Java I have the following code:
StringBuffer s = new StringBuffer("Hello World!");
Map<StringBuffer,Integer> counts = new HashMap<StringBuffer,Integer>();
counts.put(s, 5);
s.append("!!!!");
System.out.println( counts.get(s) ); // does this work?
Now, does my...
Is it possible to get element from HashMap by its position?
... answered Mar 8 '11 at 19:15
WayneWayne
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