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HTML text input allow only numeric input
... function.
function setInputFilter(textbox, inputFilter) {
["input", "keydown", "keyup", "mousedown", "mouseup", "select", "contextmenu", "drop"].forEach(function(event) {
textbox.addEventListener(event, function() {
if (inputFilter(this.value)) {
this.oldValue = this.value;
...
How does lock work exactly?
...tor.Exit(temp);
}
}
You can find more info about what Monitor.Enter does here. To quote MSDN:
Use Enter to acquire the Monitor on
the object passed as the parameter. If
another thread has executed an Enter
on the object but has not yet executed
the corresponding Exit, the current
...
Set markers for individual points on a line in Matplotlib
...the style, specifically the marker, for individual points on the line. How do I do this?
4 Answers
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Unique ways to use the Null Coalescing operator [closed]
...v 10 '08 at 18:25
Cristian LibardoCristian Libardo
9,16333 gold badges3333 silver badges4141 bronze badges
...
How to get process ID of background process?
...f the background process at the time you start it:
foo &
FOO_PID=$!
# do other stuff
kill $FOO_PID
You cannot use job control, since that is an interactive feature and tied to a controlling terminal. A script will not necessarily have a terminal attached at all so job control will not necessa...
Is a LINQ statement faster than a 'foreach' loop?
...st of the times, LINQ will be a bit slower because it introduces overhead. Do not use LINQ if you care much about performance. Use LINQ because you want shorter better readable and maintainable code.
share
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Looking for a good world map generation algorithm [closed]
...nerate your continents (which are all about the same size), get them to randomly move and rotate and collide and deform each other and drift apart from each other. (Note: this may not be the easiest thing ever to implement.)
Edit: Here's another way of doing it, complete with an implementation — ...
What is the meaning of addToBackStack with null parameter?
...t is the meaning of addToBackStack(null) followed by a commit()?
Quoting docs:
By calling addToBackStack(), the replace transaction is saved to the
back stack so the user can reverse the transaction and bring back the
previous fragment by pressing the Back button.
If you add multiple ...
Cannot delete directory with Directory.Delete(path, true)
...n into this problem before.
The root of the problem is that this function does not delete files that are within the directory structure. So what you'll need to do is create a function that deletes all the files within the directory structure then all the directories before removing the directory it...
C/C++ macro string concatenation
Is it possible to concatenate have STR3 == "s1"?
You can do this by passing args to another Macro function. But is there a direct way?
...