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NSNotificationCenter addObserver in Swift
... why is UIDeviceBatteryLevelDidChangeNotification not in quotes? It's a string type.
– kmiklas
Jun 18 '14 at 21:16
13
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What Automatic Resource Management alternatives exist for Scala?
...ported: try with resources by using Using :), Example:
val lines: Try[Seq[String]] =
Using(new BufferedReader(new FileReader("file.txt"))) { reader =>
Iterator.unfold(())(_ => Option(reader.readLine()).map(_ -> ())).toList
}
or using Using.resource avoid Try
val lines: Seq[Strin...
How to sort an array in descending order in Ruby
...
Super useful. Thanks for the extra effort.
– Joshua Pinter
Jan 25 '12 at 23:36
8
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How to delete a character from a string using Python
There is a string, for example. EXAMPLE .
16 Answers
16
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How to implement a ConfigurationSection with a ConfigurationElementCollection
...onElement
{
[ConfigurationProperty("Username")]
public string Username
{
get
{
return base["Username"] as string;
}
}
[ConfigurationProperty("Password")]
public string Password
{
...
How to Debug Variables in Smarty like in PHP var_dump()
...data =\n"|@cat:{$yourvariable|@var_export:true|@cat:";\n?>"}|@highlight_string:true}
just replace yourvariable by your variable
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Why aren't variables declared in “try” in scope in “catch” or “finally”?
...hrow new ArgumentException("some operation that throws an exception");
string s = "blah";
}
catch (e as ArgumentException)
{
Console.Out.WriteLine(s);
}
This clearly is a problem - when you reach the exception handler, s will not have been declared. Given that catches are meant to handl...
Nested fragments disappear during transition animation
...te solution in the thread. Does not require a bitmap, does not require any extra code in the child fragment, and does not really leak information from the parent to the child fragment.
– jacobhyphenated
Jun 13 '14 at 14:52
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How to call a stored procedure from Java and JPA
... argumentValues);
DatabaseRecord record = (DatabaseRecord) results.get(0);
String result = String.valueOf(record.get("o_output_1")); // Get output parameter
Using EclipseLink-2.5.0/JPA-2.1: Implementation-Independent (documented already in this thread)
This method is implementation independent (d...
Why is quicksort better than mergesort?
....
QuickSort is more popular because it:
Is in-place (MergeSort requires extra memory linear to number of elements to be sorted).
Has a small hidden constant.
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