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Is a RelativeLayout more expensive than a LinearLayout?
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In a talk at Google I/O 2013 (Writing Custom Views for Android), Romain Guy clarified the misunderstanding that caused everyone to start using RelativeLayouts for everything. A RelativeLayout always has to do two measure passes. Overall it is neglig...
What are the special dollar sign shell variables?
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$1, $2, $3, ... are the positional parameters.
"$@" is an array-like construct of all positional parameters, {$1, $2, $3 ...}.
"$*" is the IFS expansion of all positional parameters, $1 $2 $3 ....
$# is the number of positional pa...
git mv and only change case of directory
...sh pop after. Continuing: To get around this, do the following:
mv foo foo2
git add -A
git commit -m "renaming"
mv foo2 FOO
git add -A
git commit --amend -m "renamed foo to FOO"
That's the drawn out way of changing the working directory, committing and then collapsing the 2 commits. You can just ...
The difference between fork(), vfork(), exec() and clone()
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answered Jan 31 '11 at 21:42
JavierJavier
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How to get result of console.trace() as string in javascript with chrome or firefox?
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chjjchjj
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How to get number of rows using SqlDataReader in C#
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edited May 2 '17 at 1:25
answered Sep 5 '09 at 13:25
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How do you install Boost on MacOS?
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152
Download MacPorts, and run the following command:
sudo port install boost
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Is there a way to include commas in CSV columns without breaking the formatting?
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Enclose the field in quotes, e.g.
field1_value,field2_value,"field 3,value",field4, etc...
See wikipedia.
Updated:
To encode a quote, use ", one double quote symbol in a field will be encoded as "", and the whole field will become """". So if you see the following in e.g. ...