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Git: Discard all changes on a diverged local branch
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answered Mar 1 '10 at 20:03
mipadimipadi
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Efficiency of Java “Double Brace Initialization”?
...'s the problem when I get too carried away with anonymous inner classes:
2009/05/27 16:35 1,602 DemoApp2$1.class
2009/05/27 16:35 1,976 DemoApp2$10.class
2009/05/27 16:35 1,919 DemoApp2$11.class
2009/05/27 16:35 2,404 DemoApp2$12.class
2009/05/27 ...
“Insert if not exists” statement in SQLite
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answered Oct 13 '13 at 8:10
CL.CL.
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How do I use the new computeIfAbsent function?
...g a map and putting the values in it for the base cases, namely, fibonnaci(0) and fibonacci(1):
private static Map<Integer,Long> memo = new HashMap<>();
static {
memo.put(0,0L); //fibonacci(0)
memo.put(1,1L); //fibonacci(1)
}
And for the inductive step all we have to do is redef...
What does “abstract over” mean?
... numbers under a single symbol ns:
def sumOf(ns: List[Int]) = ns.foldLeft(0)(_ + _)
And we don't particularly care that it's a List either. List is a specific type constructor (takes a type and returns a type), but we can abstract over the type constructor by specifying which essential characteri...
A TwoWay or OneWayToSource binding cannot work on the read-only property
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answered Feb 26 '09 at 12:14
RazzieRazzie
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Combining two expressions (Expression)
...ambda = Expression.Lambda<Func<T,bool>>(body, expr1.Parameters[0]);
This also works well to negate a single operation:
static Expression<Func<T, bool>> Not<T>(
this Expression<Func<T, bool>> expr)
{
return Expression.Lambda<Func<T, bool>&...
How to execute an external program from within Node.js?
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140
var exec = require('child_process').exec;
exec('pwd', function callback(error, stdout, stderr){
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What is purpose of the property “private” in package.json?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Sep 6 '11 at 4:31
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Django set default form values
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Jeremy Z
1,01099 silver badges1313 bronze badges
answered Mar 2 '09 at 22:29
Sergey GolovchenkoSergey Golovchenk...