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How to add leading zeros for for-loop in shell? [duplicate]
...tax:
$ for i in {01..05}; do echo "$i"; done
01
02
03
04
05
Disclaimer: Leading zeros only work in >=bash-4.
If you want to use printf, nothing prevents you from putting its result in a variable for further use:
$ foo=$(printf "%02d" 5)
$ echo "${foo}"
05
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Extract digits from a string in Java
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Matt
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answered Oct 27 '10 at 7:43
codaddictcodaddict
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C++ auto keyword. Why is it magic?
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auto was a keyword that C++ "inherited" from C that had been there nearly forever, but virtually never used because there were only two possible conditions: either it wasn't allowed, or else it was assumed by default.
The use of auto to mean a deduced type was new with C++11. ...
Easy pretty printing of floats in python?
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It's an old question but I'd add something potentially useful:
I know you wrote your example in raw Python lists, but if you decide to use numpy arrays instead (which would be perfectly legit in your example, because you seem to be dealing with arrays o...
HTML table with fixed headers?
...S/JavaScript technique to display a long HTML table such that the column headers stay fixed on-screen and do not scroll with the table body. Think of the "freeze panes" effect in Microsoft Excel.
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What is the difference between Elastic Beanstalk and CloudFormation for a .NET project?
...IaaS services which abstracts away the underlying EC2 instances, Elastic Load Balancers, auto scaling groups, etc. This makes it a lot easier for developers, who don't want to be dealing with all the systems stuff, to get their application quickly deployed on AWS. It's very similar to other PaaS p...
fatal: early EOF fatal: index-pack failed
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kurtzmarc
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answered Mar 11 '14 at 5:50
ingyhereingyhere
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How do I clear stuck/stale Resque workers?
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hagopehagope
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12...
How can I debug a .BAT script?
...h they are called, so that I may know where exactly I have to go about and add my modifications.
11 Answers
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How to replace DOM element in place using Javascript?
...s an <a> element that I want to replace with a <span> instead.
8 Answers
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