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Global variables in Java
...is to create an interface like this:
public interface GlobalConstants
{
String name = "Chilly Billy";
String address = "10 Chicken head Lane";
}
Any class that needs to use them only has to implement the interface:
public class GlobalImpl implements GlobalConstants
{
public GlobalImpl()
...
How to access parent Iframe from JavaScript
...ntents of an iframe too small. But why does it work? window.name returns a string. What's different about using window.name than just passing the id name as a string which doesn't work.)?
– Karl
Oct 2 '16 at 20:24
...
How do I run a simple bit of code in a new thread?
...ject o, ProgressChangedEventArgs args)
{
label1.Text = string.Format("{0}% Completed", args.ProgressPercentage);
});
// what to do when worker completes its task (notify the user)
bw.RunWorkerCompleted += new RunWorkerCompletedEventHandler(
delega...
How do I parse a URL into hostname and path in javascript?
I would like to take a string
21 Answers
21
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When should a class be Comparable and/or Comparator?
...
Some classes actually provide Comparators for common cases; for instance, Strings are by default case-sensitive when sorted, but there is also a static Comparator called CASE_INSENSITIVE_ORDER.
share
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Using Pairs or 2-tuples in Java [duplicate]
...t;Tuple>), Implementing equals(...) and hashCode(), and Implementing toString(). Might be useful to know.
– dsapalo
Mar 23 '17 at 13:33
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Make xargs handle filenames that contain spaces
...
The xargs utility reads space, tab, newline and end-of-file delimited strings from the standard input and executes utility with the strings as arguments.
You want to avoid using space as a delimiter. This can be done by changing the delimiter for xargs. According to the manual:
-0 Chan...
What is the Java equivalent for LINQ? [closed]
...
String for column name, which means compiler and IDE autocomplete won't help against typoes and refactoring is hard. Any plans to change that?
– Ekevoo
Jan 28 '14 at 14:25
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Why are mutable structs “evil”?
...end to have multiple properties; yet if you have a struct with two ints, a string, a DateTime and a bool, you can very quickly burn through a lot of memory. With a class, multiple callers can share a reference to the same instance (references are small).
...
Finding all possible combinations of numbers to reach a given sum
... x;
if (s == target)
System.out.println("sum("+Arrays.toString(partial.toArray())+")="+target);
if (s >= target)
return;
for(int i=0;i<numbers.size();i++) {
ArrayList<Integer> remaining = new ArrayList<Integer>();
...