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How do I get the localhost name in PowerShell?
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268
You can just use the .NET Framework method:
[System.Net.Dns]::GetHostName()
also
$env:COMPU...
Getting an empty JQuery object
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226
This creates an empty jQuery-object:
$([])
Update:
In newer versions of jQuery (1.4+), you ...
How to find the files that are created in the last hour in unix
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216
If the dir to search is srch_dir then either
$ find srch_dir -cmin -60 # change time
or
$ ...
Difference between var_dump,var_export & print_r
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2 Answers
2
Active
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Returning first x items from array
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274
array_slice returns a slice of an array
$sliced_array = array_slice($array, 0, 5)
is the co...
Java exception not caught?
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From the Java Language Specification 14.20.2.:
If the catch block completes abruptly for reason R, then the finally block is executed. Then there is a choice:
If the finally block completes normally, then the try statement completes abruptly for reason R.
If the...
Grep only the first match and stop
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edited Jun 11 '19 at 12:34
Trevor Boyd Smith
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What does “Splats” mean in the CoffeeScript tutorial?
... an empty array. In the last case, the function needs to receive more than 2 arguments for rest to be non-empty.
Since JavaScript doesn't allow multiple signatures for functions with the same name (the way C and Java do), splats are a huge time-saver for dealing with varying numbers of arguments.
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Using sed, how do you print the first 'N' characters of a line?
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211
Don't use sed, use cut:
grep .... | cut -c 1-N
If you MUST use sed:
grep ... | sed -e 's/^...
Razor View Engine : An expression tree may not contain a dynamic operation
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answered Nov 11 '10 at 19:28
marcindmarcind
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