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Advantages of Antlr (versus say, lex/yacc/bison) [closed]
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146
Update/warning: This answer may be out of date!
One major difference is that ANTLR generates a...
How to add multiple files to Git at the same time
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124
To add all the changes you've made:
git add .
To commit them:
git commit -m "MY MESSAGE HERE"...
How to obtain the number of CPUs/cores in Linux from the command line?
...ading, you can use
grep ^cpu\\scores /proc/cpuinfo | uniq | awk '{print $4}'
which should return (for example) 8 (whereas the command above would return 16)
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Join a list of items with different types as string in Python
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edited Jun 4 at 5:11
B. Willems
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answered Aug 28 '10 at 9:09
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Retrieve only the queried element in an object array in MongoDB collection
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Javascript: formatting a rounded number to N decimals
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if (s.indexOf('.') == -1) s += '.';
while (s.length < s.indexOf('.') + 4) s += '0';
(Note that this assumes that the regional settings of the client uses period as decimal separator, the code needs some more work to function for other settings.)
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.htaccess rewrite to redirect root URL to subdirectory
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answered Aug 25 '09 at 13:43
SanderSander
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getting the screen density programmatically in android?
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534
You can get info on the display from the DisplayMetrics struct:
DisplayMetrics metrics = getRes...
How do I get Month and Date of JavaScript in 2 digit format?
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("0" + this.getDate()).slice(-2)
for the date, and similar:
("0" + (this.getMonth() + 1)).sl...