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Using {} in a case statement. Why?
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Macke
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answered Nov 17 '13 at 13:25
RotemRotem
19.2k66 gold badge...
How do I Sort a Multidimensional Array in PHP [duplicate]
...mething like this:
foreach ($mdarray as $key => $row) {
// replace 0 with the field's index/key
$dates[$key] = $row[0];
}
array_multisort($dates, SORT_DESC, $mdarray);
For PHP >= 5.5.0 just extract the column to sort by. No need for the loop:
array_multisort(array_column($mdarra...
Printing tuple with string formatting in Python
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205
>>> thetuple = (1, 2, 3)
>>> print "this is a tuple: %s" % (thetuple,)
this i...
Is there a REAL performance difference between INT and VARCHAR primary keys?
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Tamlyn
16.1k77 gold badges9090 silver badges114114 bronze badges
answered Dec 1 '08 at 21:47
Bill KarwinBill Karwin
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css z-index lost after webkit transform translate3d
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answered Feb 10 '12 at 12:05
samy-deluxsamy-delux
2,96022 gold badges2626 silver badges3232 bronze badges
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How to use regex with find command?
I have some images named with generated uuid1 string. For example 81397018-b84a-11e0-9d2a-001b77dc0bed.jpg. I want to find out all these images using "find" command:
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How to check file input size with jQuery?
... your input field
$('#myFile').bind('change', function() {
//this.files[0].size gets the size of your file.
alert(this.files[0].size);
});
As it is a part of the HTML5 specification, it will only work for modern browsers (v10 required for IE) and I added here more details and links about oth...
How to base64 encode image in linux bash / shell
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You need to use cat to get the contents of the file named 'DSC_0251.JPG', rather than the filename itself.
test="$(cat DSC_0251.JPG | base64)"
However, base64 can read from the file itself:
test=$( base64 DSC_0251.JPG )
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What are the special dollar sign shell variables?
...ipeline exit status.
$! is the PID of the most recent background command.
$0 is the name of the shell or shell script.
Most of the above can be found under Special Parameters in the Bash Reference Manual. There are all the environment variables set by the shell.
For a comprehensive index, please ...
How can I run PowerShell with the .NET 4 runtime?
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PowerShell (the engine) runs fine under .NET 4.0. PowerShell (the console host and the ISE) do not, simply because they were compiled against older versions of .NET. There's a registry setting that will change the .NET framework loaded systemwide, which will in turn allo...