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Can I export a variable to the environment from a bash script without sourcing it?
... to execute the script in the context of the calling shell:
$ cat set-vars1.sh
export FOO=BAR
$ . set-vars1.sh
$ echo $FOO
BAR
Another way is to have the script, rather than setting an environment variable, print commands that will set the environment variable:
$ cat set-vars2.sh
#!/bin/bash
e...
Get all attributes of an element using jQuery
...s, arguments);
};
})($.fn.attr);
Usage:
var $div = $("<div data-a='1' id='b'>");
$div.attr(); // { "data-a": "1", "id": "b" }
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Getting URL hash location, and using it in jQuery
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edited Nov 19 '17 at 0:14
Mark Amery
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Sorting an array of objects by property values
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1731
Sort homes by price in ascending order:
homes.sort(function(a, b) {
return parseFloat(a....
Adding an arbitrary line to a matplotlib plot in ipython notebook
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185
You can directly plot the lines you want by feeding the plot command with the corresponding da...
Change SVN repository URL
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210
Given that the Apache Subversion server will be moved to this new DNS alias: sub.someaddress.co...
C/C++ with GCC: Statically add resource files to executable/library
...har
MagickImage[] =
{
0x50, 0x36, 0x0A, 0x23, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64, 0x20,
0x77, 0x69, 0x74, 0x68, 0x20, 0x47, 0x49, 0x4D, 0x50, 0x0A, 0x32, 0x37,
0x37, 0x20, 0x31, 0x36, 0x32, 0x0A, 0x32, 0x35, 0x35, 0x0A, 0xFF, 0xFF,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF...
HTML img scaling
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136
Only set the width or height, and it will scale the other automatically. And yes you can use a...
Export a graph to .eps file with R
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129
The easiest way I've found to create postscripts is the following, using the setEPS() command:...
How get integer value from a enum in Rails?
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142
You can get the integer values for an enum from the class the enum is on:
Model.sale_infos # ...