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Why does moder<em>nem> Perl avoid UTF-8 by default?
...riable to AS. This makes all Perl scripts decode @ARGV as UTF‑8 stri<em>nem>gs, <em>a<em>nem>dem> sets the e<em>nem>codi<em>nem>g of all three of stdi<em>nem>, stdout, <em>a<em>nem>dem> stderr to UTF‑8. Both these are global effects, <em>nem>ot lexical o<em>nem>es.
At the top of your source file (program, module, library, dohickey), promi<em>nem>e<em>nem>tly assert that you are...
Re-e<em>nem>tra<em>nem>t locks i<em>nem> C#
...g o<em>nem> the same object. The recursive code effectively already has the lock <em>a<em>nem>dem> so ca<em>nem> co<em>nem>ti<em>nem>ue u<em>nem>hi<em>nem>dered.
lock(object) {...} is shorth<em>a<em>nem>dem> for usi<em>nem>g the Mo<em>nem>itor class. As Marc poi<em>nem>ts out, Mo<em>nem>itor allows re-e<em>nem>tra<em>nem>cy, so repeated attempts to lock o<em>nem> a<em>nem> object o<em>nem> which the curre<em>nem>t thread already has ...
How to specify a multi-li<em>nem>e shell variable?
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set -e exits the shell if a comm<em>a<em>nem>dem> has a<em>nem> "u<em>nem>a<em>nem>ticipated" <em>nem>o<em>nem>-zero exit status. By "u<em>nem>a<em>nem>ticipated", I mea<em>nem> it ru<em>nem>s i<em>nem> a co<em>nem>text where you are<em>nem>'t specifically looki<em>nem>g at its exit status. false by itself, for i<em>nem>sta<em>nem>ce, would exit the shell. false || true wou...
How do I co<em>nem>vert a org.w3c.dom.Docume<em>nem>t object to a Stri<em>nem>g?
...<em>nem>t to co<em>nem>vert a org.w3c.dom.Docume<em>nem>t object to a Stri<em>nem>g. I'm usi<em>nem>g Java 6 <em>a<em>nem>dem> am ope<em>nem> to usi<em>nem>g a<em>nem>y (completely free) tech<em>nem>ology that is up to the task. I tried the solutio<em>nem> from this thread -- Is there a more elega<em>nem>t way to co<em>nem>vert a<em>nem> XML Docume<em>nem>t to a Stri<em>nem>g i<em>nem> Java tha<em>nem> this code? , where they ...
Is there a “st<em>a<em>nem>dem>ard” format for comm<em>a<em>nem>dem> li<em>nem>e/shell help text?
If <em>nem>ot, is there a de facto st<em>a<em>nem>dem>ard? Basically I'm writi<em>nem>g a comm<em>a<em>nem>dem> li<em>nem>e help text like so:
8 A<em>nem>swers
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How to get datetime i<em>nem> JavaScript?
... a<em>nem>swered Apr 30 '14 at 17:34
<em>A<em>nem>dem>rew Mao<em>A<em>nem>dem>rew Mao
30.2k1616 gold badges118118 silver badges205205 bro<em>nem>ze badges
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Objective-C: differe<em>nem>ce betwee<em>nem> id <em>a<em>nem>dem> void *
What is the differe<em>nem>ce betwee<em>nem> id <em>a<em>nem>dem> void * ?
7 A<em>nem>swers
7
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Swappi<em>nem>g two variable value without usi<em>nem>g third variable
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*x ^= *y;
}
}
Why the test?
The test is to e<em>nem>sure that x <em>a<em>nem>dem> y have differe<em>nem>t memory locatio<em>nem>s (rather tha<em>nem> differe<em>nem>t values). This is because (p xor p) = 0 <em>a<em>nem>dem> if both x <em>a<em>nem>dem> y share the same memory locatio<em>nem>, whe<em>nem> o<em>nem>e is set to 0, both are set to 0.
Whe<em>nem> both *x <em>a<em>nem>dem> *y are 0, all o...
What's the differe<em>nem>ce betwee<em>nem> [ <em>a<em>nem>dem> [[ i<em>nem> Bash? [duplicate]
I looked at bash ma<em>nem> page <em>a<em>nem>dem> the [[ says it uses Co<em>nem>ditio<em>nem>al Expressio<em>nem>s. The<em>nem> I looked at Co<em>nem>ditio<em>nem>al Expressio<em>nem>s sectio<em>nem> <em>a<em>nem>dem> it lists the same operators as test (<em>a<em>nem>dem> [ ).
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Visual Studio 64 bit?
...rma<em>nem>ce perspective the poi<em>nem>ters get larger, so data
structures get larger, <em>a<em>nem>dem> the processor cache stays the same size.
That basically results i<em>nem> a raw speed hit (your mileage may vary). So
you start i<em>nem> a hole <em>a<em>nem>dem> you have to dig yourself out of that hole by
usi<em>nem>g the extra memory above 4G to your ...