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How to round an average to 2 decimal places in PostgreSQL?
...For example:
regress=> SELECT to_char(float8 '3.1415927', 'FM999999999.00');
to_char
---------------
3.14
(1 row)
to_char will round numbers for you as part of formatting. The FM prefix tells to_char that you don't want any padding with leading spaces.
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How can I make Visual Studio's build be very verbose?
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edited Jan 10 '18 at 22:46
Peter Mortensen
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How to use Bash to create a folder if it doesn't already exist?
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280
First, in bash "[" is just a command, which expects string "]" as a last argument, so the whites...
Is effective C++ still effective?
...may lead you to wonder whether the information and advice in
this pre-C++0x edition of Effective C++ remains relevant. I'm pleased
to report that it does. Surprisingly so, in fact. Having spent nearly
two years steeped in the details of C++0x, I expected to groan a bit
as I reviewed this boo...
difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
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edited May 24 '15 at 14:09
Malwinder Singh
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a...
Does the join order matter in SQL?
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ypercubeᵀᴹypercubeᵀᴹ
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How to write header row with csv.DictWriter?
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150
Edit:
In 2.7 / 3.2 there is a new writeheader() method. Also, John Machin's answer provides a si...
Python super() raises TypeError
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answered Jan 28 '09 at 20:48
Serafina BrociousSerafina Brocious
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“unary operator expected” error in Bash if condition
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506
If you know you're always going to use bash, it's much easier to always use the double bracket ...
How do I select the parent form based on which submit button is clicked?
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edited Nov 22 '08 at 18:15
answered Nov 22 '08 at 18:09
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