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How to avoid isset() and empty()
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answered Dec 25 '09 at 5:57
deceze♦deceze
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Loop through all nested dictionary values?
...tti Haapala
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answered May 25 '12 at 14:47
ScharronScharron
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Run Cron job every N minutes plus offset
... and 40 minutes after -- which is the same as every 20 minutes. However, */25 * * * * will run at 0 minutes, 25 minutes after, and 50 minutes after -- which is not the same as every 25 minutes. That's why it's usually desirable to use a step value in the minute field that divides evenly into 60.
So...
How to prepend a string to a column value in MySQL?
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edited Mar 25 '09 at 10:06
answered Mar 25 '09 at 9:18
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Multiplication on command line terminal
...n Arithmetic Expansion $(( )) to do some simple maths
$ echo "$((5 * 5))"
25
Check the Shell Arithmetic section in the Bash Reference Manual for a complete list of operators.
For sake of completeness, as other pointed out, if you need arbitrary precision, bc or dc would be better.
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Creating threads - Task.Factory.StartNew vs new Thread()
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answered Oct 25 '11 at 13:13
sanosdolesanosdole
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Using MemoryStore in production
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edited Apr 25 '14 at 21:41
pixelfreak
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The most accurate way to check JS object's type?
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edited Oct 25 '11 at 18:57
answered Oct 25 '11 at 18:50
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What is stack unwinding?
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answered Feb 25 '10 at 3:27
Nikolai FetissovNikolai Fetissov
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