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Make sure only a single instance of a program is running
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I don't know if it's pythonic enough, but in the Java world listening on a defined port is a pretty widely used solution, as it works on all major platforms and doesn't have any problems with crashing programs.
Another advantage of listening to a port is that you could sen...
Jquery Ajax Posting json to webservice
...mitive issue is to pass jQuery a JSON string for the data parameter, not a JavaScript object, so that jQuery doesn't attempt to URLEncode your data.
On the server-side, match your method's input parameters to the shape of the data you're passing in:
public class Marker
{
public decimal position { ...
Functions that return a function
...'Functions that return functions'. I'm referring the book 'Object Oriented Javascript' by Stoyan Stefanov.
9 Answers
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Can I extend a class using more than 1 class in PHP?
...Perl 6, Squeak, Scala, Slate and Fortress. Traits have also been ported to Java and C#.
More information: https://wiki.php.net/rfc/traits
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Getter and Setter declaration in .NET [duplicate]
...These are just Methods that get and set as opposed to properties, like the Java way of doing things.
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Android: Specify two different images for togglebutton using XML
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“register” keyword in C?
... usually enough for a correct solution, especially when using C instead of Java.
– Joey
Oct 15 '09 at 13:12
67
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Elements order in a “for (… in …)” loop
Does the "for…in" loop in Javascript loop through the hashtables/elements in the order they are declared? Is there a browser which doesn't do it in order?
The object I wish to use will be declared once and will never be modified.
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difference between foldLeft and reduceLeft in Scala
...eft will error if applied to an empty container with the following error.
java.lang.UnsupportedOperationException: empty.reduceLeft
Reworking the code to use
myList foldLeft(List[String]()) {(a,b) => a+b}
is one potential option. Another is to use the reduceLeftOption variant which return...
Why do enum permissions often have 0, 1, 2, 4 values?
...f constant-folding works in C# but it works just fine in C/C++ (as well as Java, I think).
– fluffy
Mar 22 '12 at 4:18
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