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PHP prepend leading zero before single digit number, on-the-fly [duplicate]
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492
You can use sprintf: http://php.net/manual/en/function.sprintf.php
<?php
$num = 4;
$num_pa...
How to get a random number between a float range?
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4 Answers
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Rails - link_to helper with data-* attribute [duplicate]
...nclude a dash:
:data => { :'foo-bar' => 'that' }
Update: In Rails 4, underscores are automatically converted to dashes, so you can do this:
:data => { :foo_bar => 'that' }
Alternatively you can just write it directly:
= link_to body, url, :'data-foo' => 'bar', :'data-this' =>...
Checking whether a string starts with XXXX
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Append an array to another array in JavaScript [duplicate]
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143
If you want to modify the original array instead of returning a new array, use .push()...
arra...
Negative list index? [duplicate]
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answered Jul 6 '12 at 18:43
ToomaiToomai
3,50611 gold badge1717 silver badges2222 bronze badges
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Set HTTP header for one request
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walen
5,67411 gold badge2525 silver badges4747 bronze badges
answered Aug 9 '12 at 4:39
YunchiYunchi
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What is the inverse function of zip in python? [duplicate]
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349
lst1, lst2 = zip(*zipped_list)
should give you the unzipped list.
*zipped_list unpacks the z...