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A better similarity ranking algorithm for variable length strings
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157
Simon White of Catalysoft wrote an article about a very clever algorithm that compares adjacen...
What's the fastest way to convert String to Number in JavaScript?
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195
There are 4 ways to do it as far as I know.
Number(x);
parseInt(x, 10);
parseFloat(x);
+x;
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PHP Function Comments
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answered Aug 21 '09 at 4:10
Josh LeitzelJosh Leitzel
13.6k1010 gold badges5555 silver badges7676 bronze badges
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How to atomically delete keys matching a pattern using Redis
...g like this
EVAL "return redis.call('del', unpack(redis.call('keys', ARGV[1])))" 0 prefix:[YOUR_PREFIX e.g delete_me_*]
Warning: As the Redis document says, because of performance maters, keys
command should not use for regular operations in production, this
command is intended for debuggi...
Get distance between two points in canvas
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211
You can do it with pythagoras theorem
If you have two points (x1, y1) and (x2, y2)
then you ca...
parseInt vs unary plus, when to use which?
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175
#Please see this answer for a more complete set of cases
Well, here are a few differences I...
Deleting lines from one file which are in another file
I have a file f1 :
9 Answers
9
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Trying to understand CMTime and CMTimeMake
1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s duration of video with 10 frames?
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AWK: Access captured group from line pattern
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183
That was a stroll down memory lane...
I replaced awk by perl a long time ago.
Apparently the...
JavaScript seconds to time string with format hh:mm:ss
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