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Select rows of a matrix that meet a condition
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edited Mar 22 '11 at 13:09
answered Mar 22 '11 at 13:04
n...
count members with jsonpath?
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code4kix
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answered Dec 10 '13 at 15:52
lopisanlopisan
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INSERT INTO…SELECT for all MySQL columns
...coln)
SELECT col1, col2, ..., coln
FROM this_table
WHERE entry_date < '2011-01-01 00:00:00';
If the id columns is an auto-increment column and you already have some data in both tables then in some cases you may want to omit the id from the column list and generate new ids instead to avoid inse...
ZSH iterm2 increase number of lines history
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answered Feb 19 '15 at 14:07
TravisTravis
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Can anyone explain python's relative imports?
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answered Dec 16 '09 at 23:37
eboebo
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What are the Ruby Gotchas a newbie should be warned about? [closed]
...s.
To denote floating point numbers, one must follow with a zero digit (99.0) or an explicit conversion (99.to_f). It is insufficient to append a dot (99.), because numbers are susceptible to method syntax.
Boolean evaluation of non-boolean data is strict: 0, "" and [] are all evaluated to true. In ...
PHP prepend associative array with literal keys?
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answered Sep 3 '09 at 1:29
cletuscletus
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Dealing with float precision in Javascript [duplicate]
... IEEE 754 can exactly represent integers up to something like 2^50. So, if you're working within a known range, you can scale your values to take advantage of the 50 bits (or whatever) of precision, instead of wasting the precision normally reserved for large numbers.
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“int main (vooid)”? How does that work?
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It's simply using the "old-style" function-declaration syntax; you're implicitly declaring an in...
How to retrieve Request Payload
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answered Mar 7 '12 at 7:00
IkkeIkke
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