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FFmpeg on Android
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answered Jan 27 '11 at 18:26
yonilevyyonilevy
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Want to find records with no associated records in Rails
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edited Mar 16 '11 at 15:22
answered Mar 16 '11 at 0:33
Un...
What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?
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272
Write-Output should be used when you want to send data on in the pipe line, but not necessaril...
linux: kill background task
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236
There's a special variable for this in bash:
kill $!
$! expands to the PID of the last proc...
Passing an array by reference
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233
It's a syntax for array references - you need to use (&array) to clarify to the compiler t...
SQL error “ORA-01722: invalid number”
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121
An ORA-01722 error occurs when an attempt is made to convert a character string into a number, ...
ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known
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29
Recently I came across the same issue. I was able to ssh to my pi on my network, but not from o...
How can I return an empty IEnumerable?
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answered Jul 12 '10 at 15:24
Michael MrozekMichael Mrozek
141k2424 gold badges151151 silver badges159159 bronze badges
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Using usort in php with a class private function
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230
Make your sort function static:
private static function merchantSort($a,$b) {
return ....
Case objects vs Enumerations in Scala
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227
One big difference is that Enumerations come with support for instantiating them from some nam...