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How to print a string in fixed width?
...> print '%5s' % 'aaaa'
aaaa
>>> print '%5s' % 'aaaaa'
aaaaa
Basically:
the % character informs python it will have to substitute something to a token
the s character informs python the token will be a string
the 5 (or whatever number you wish) informs python to pad the string with s...
Programmatically access currency exchange rates [closed]
...UR:
http://download.finance.yahoo.com/d/quotes.csv?s=GBPEUR=X&f=sl1d1t1ba&e=.csv
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Capturing multiple line output into a Bash variable
... Jonathan LefflerJonathan Leffler
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Regular Expressions: Is there an AND operator?
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Jason CohenJason Cohen
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How to extract numbers from a string in Python?
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Boris
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answered Nov 27 '10 at 1:14
fmarkfmark
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How do you echo a 4-digit Unicode character in Bash?
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For those people trying a hexdump: 0000000 f0 9f 8d ba translates to \xf0\x9f\x8d\xba. Example echo: echo -e "\xf0\x9f\x8d\xba".
– Blaise
May 28 '15 at 14:25
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PostgreSQL - how to quickly drop a user with existing privileges
...d DB users for the app I'm working on, and I want to drop the Postgres database user I'm using for experimenting. Is there any way to drop the user without having to revoke all his rights manually first, or revoke all the grants a user has?
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Good Hash Function for Strings
...ive, otherwise stop where it ends). Would that be a good idea, or is it a bad one?
15 Answers
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Getting “Warning! PATH is not properly set up” when doing rvm use 2.0.0 --default
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Arslan Ali
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answered Sep 19 '14 at 21:37
brandoncontrerasbrandoncontre...
Running multiple commands with xargs
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Charles Duffy
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answered Aug 5 '11 at 15:41
Keith ThompsonKeith Thomps...