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Indent multiple lines quickly in vi
It should be trivial, and it might even be in the help, but I can't figure out how to navigate it. How do I indent multiple lines quickly in vi?
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Test if number is odd or even
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I'd say this is the fastest and most straight forward way. Perfect.
– Robbiegod
Mar 27 '14 at 19:03
4
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Why use strict and warnings?
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For starters, use strict; (and to a lesser extent, use warnings;) helps find typos in variable names. Even experienced programmers make such errors. A common case is forgetting to rename an instance of a variable when cleaning up or refactoring code.
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How can I write output from a unit test?
...e(line) or Console.Write(Line) simply gets skipped over while debugging and the output is never printed. Calls to these functions from within classes I'm using work fine.
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What does “abstract over” mean?
...ala literature, I encounter the phrase "abstract over", but I don't understand the intent. For example , Martin Odersky writes
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Do I use , , or for SVG files?
...ve svg, use <img> with script fallbacks
to png version (for older IE and android < 3). One clean and simple
way to do that:
<img src="your.svg" onerror="this.src='your.png'">.
This will behave much like a GIF image, and if your browser supports declarative animations (SMIL) then th...
Check if pull needed in Git
How do I check whether the remote repository has changed and I need to pull?
24 Answers
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Executing multi-line statements in the one-line command-line?
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this style can be used in makefiles too (and in fact it is used quite often).
python - <<EOF
import sys
for r in range(3): print 'rob'
EOF
or
python - <<-EOF
import sys
for r in range(3): print 'rob'
EOF
in latter case leading tab character...
Is there a standard naming convention for XML elements? [closed]
Is there any standard, de facto or otherwise, for XML documents? For example which is the "best" way to write a tag?
13 Ans...
Where and why do I have to put the “template” and “typename” keywords?
In templates, where and why do I have to put typename and template on dependent names?
What exactly are dependent names anyway?
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