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How to preserve line breaks when storing a command output to a variable in bash?
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Quote your variables. Here is it why:
$ f="fafafda
> adffd
> adfadf
> adfafd
> afd"
$ echo $f
fafafda adffd adfadf adfafd afd
$ echo "$f"
fafafda
adffd
adfadf
adfafd
afd
Without quotes, the shell replaces $TEMP with the characters it contains (one of which is...
Styling multi-line conditions in 'if' statements? [closed]
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mardlin
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answered Oct 8 '08 at 6:34
Harley HolcombeHarley Holcombe
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SQL Server: Database stuck in “Restoring” state
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Martijn Pieters♦
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answered Feb 6 '09 at 16:39
John SansomJohn Sansom
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How can I add CGPoint objects to an NSArray the easy way?
...ut 50 CGPoint objects that describe something like a "path", and I want to add them to an NSArray. It's going to be a method that will just return the corresponding CGPoint for an given index. I don't want to create 50 variables like p1 = ...; p2 = ..., and so on. Is there an easy way that would let...
validation custom message for rails 3
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Andrew Hendrie
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answered Mar 22 '11 at 4:33
ShivShiv
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Getting the return value of Javascript code in Selenium
... Eli CourtwrightEli Courtwright
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Refactoring in Vim
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I agree with the 'Vim is not an IDE' paradigm. But there are times when there isn't an IDE. Here's what I use in those situations:
:grep, :vimgrep, :Ag, :Ggrep
Refactoring that has more to do with regular replacements I usually use :grep on my project tree and th...
Twig ternary operator, Shorthand if-then-else
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Ben SwinburneBen Swinburne
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1
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Can I squash commits in Mercurial?
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sage444
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answered Nov 12 '09 at 21:47
Ry4an BraseRy4an Brase
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What is CDATA in HTML? [duplicate]
...ript> tags. This can cause rendering problems in web browsers and can lead to cross-site scripting vulnerabilities if used to display data from untrusted sources, since the two kinds of parsers will disagree on where the CDATA section ends.
A brief SGML tutorial.
Also, see the Wikipedia entry on...