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How do you detect Credit card type based on number?
...and MasterCard and should be processed like a MasterCard.
Discover: ^6(?:011|5[0-9]{2})[0-9]{3,}$ Discover card numbers begin with 6011 or 65.
JCB: ^(?:2131|1800|35[0-9]{3})[0-9]{3,}$ JCB cards begin with 2131, 1800 or 35.
Unfortunately, there are a number of card types processed with the MasterC...
What is in your .vimrc? [closed]
...insert mode?
– sykora
Jan 24 '09 at 11:43
1
@sykora: yes, but as soon as you type another char (t...
Why call git branch --unset-upstream to fixup?
...amework Octopress . Though Octopress is not under any development since 2011, it serves my purpose well and so I haven't thought of changing anything so far.
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What is reflection and why is it useful?
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Paul Ntshabeleng
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answered Sep 1 '08 at 8:44
Matt SheppardMatt Sheppard
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Most useful NLog configurations [closed]
...oghewageoghe
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How can I specify a branch/tag when adding a Git submodule?
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Top-Master
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answered Sep 14 '13 at 2:33
Johnny ZJohnny Z
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Why does !{}[true] evaluate to true in JavaScript?
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How to exclude a directory in find . command
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Torque
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answered Nov 17 '10 at 23:00
f10bitf10bit
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Why do we use __init__ in Python classes?
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bingung
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answered Dec 22 '11 at 20:15
AmadanAmadan
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Why did my Git repo enter a detached HEAD state?
...is not the name of one of your branches will get you a detached HEAD. A SHA1 which represents the tip of a branch still gives a detached HEAD. Only a checkout of a local branch name avoids that mode.
See committing with a detached HEAD
When HEAD is detached, commits work like normal, except no ...