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Setting JDK in Eclipse
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edited Oct 21 '19 at 18:04
Manuel Jordan
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a...
How to instantiate non static inner class within a static method?
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205
You have to have a reference to the other outer class as well.
Inner inner = new MyClass().new...
Iterating over every two elements in a list
...hon 2:
from itertools import izip
def pairwise(iterable):
"s -> (s0, s1), (s2, s3), (s4, s5), ..."
a = iter(iterable)
return izip(a, a)
for x, y in pairwise(l):
print "%d + %d = %d" % (x, y, x + y)
Or, more generally:
from itertools import izip
def grouped(iterable, n):
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How to remove a field from params[:something]
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edited Nov 9 '18 at 20:06
rmcsharry
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answere...
How to assign an exec result to a sql variable?
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100
I always use the return value to pass back error status. If you need to pass back one value I'...
PHP sprintf escaping %
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Escape it with another %:
$stringWithVariables = 'About to deduct 50%% of %s %s from your Top-Up account.';
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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
...: Int, n: Int): Process[Task, Array[Int]] =
(Process emit Array.fill(sz)(0)).repeat take n
(streamArrs(1 << 25, 1 << 14).zipWithIndex
pipe process1.chunk(4)
pipe process1.fold(0L) {
(c, vs) => c + vs.map(_._1.length.toLong).sum
}).runLast.run
This should work ...
List files by last edited date
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answered Sep 10 '09 at 12:23
mipadimipadi
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parseInt(null, 24) === 23… wait, what?
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240
It's converting null to the string "null" and trying to convert it. For radixes 0 through 23, th...
How do I byte-compile everything in my .emacs.d directory?
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C-u 0 M-x byte-recompile-directory
will compile all the .el files in the directory and in all subdirectories below.
The C-u 0 part is to make it not ask about every .el file that does not have a .elc counterpart.
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