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How to change the port of Tomcat from 8080 to 80?
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How to get an object's property's value by property name?
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edited Feb 20 '15 at 5:17
answered Jan 18 '13 at 19:39
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How to round an average to 2 decimal places in PostgreSQL?
...ision is only available for numeric.
regress=> SELECT round( float8 '3.1415927', 2 );
ERROR: function round(double precision, integer) does not exist
regress=> \df *round*
List of functions
Schema | Name | Result data type | Argument data types | Type
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About Android image and asset sizes
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mdpi is the reference density -- that is, 1 px on an mdpi display is equal to 1 dip. The ratio for asset scaling is:
ldpi | mdpi | tvdpi | hdpi | xhdpi | xxhdpi | xxxhdpi
0.75 | 1 | 1.33 | 1.5 | 2 | 3 | 4
Although you don't really need to worry about...
Is it worth using Python's re.compile?
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I've had a lot of experience running a compiled regex 1000s of times versus compiling on-the-fly, and have not noticed any perceivable difference. Obviously, this is anecdotal, and certainly not a great argument against compiling, but I've found the difference to be negligible....
HTML5 input type range show range value
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How do I restore a missing IIS Express SSL Certificate?
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After going to Add/Remove Programs and choosing the "Repair" option on IIS Express, the certif...
How Do I Get the Query Builder to Output Its Raw SQL Query as a String?
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Question mark and colon in JavaScript
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edited May 25 '16 at 22:50
Felix Kling
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Combine two columns of text in pandas dataframe
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18 Answers
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