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PHP foreach change original array values
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edited Oct 9 '17 at 13:30
answered Feb 22 '13 at 12:51
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How to check if std::map contains a key without doing insert?
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3 Answers
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Insert a line break in mailto body
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253
I would suggest you try the html tag <br>, in case your marketing application will recogni...
Check if a Postgres JSON array contains a string
...ch rabbit likes two foods and 10% of them like carrots:
d=# -- Postgres 9.3 solution
d=# explain analyze select info->>'name' from rabbits where exists (
d(# select 1 from json_array_elements(info->'food') as food
d(# where food::text = '"carrots"'
d(# );
Execution time: 3084.927 ms
d=...
Getting the first character of a string with $str[0]
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395
Yes. Strings can be seen as character arrays, and the way to access a position of an array is ...
jQuery select all except first
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edited May 23 '18 at 17:45
Jeromy French
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Why are Perl 5's function prototypes bad?
...like this:
sub mypush(\@@) { ... }
and call it as
mypush @array, 1, 2, 3;
without needing to write the \ to take a reference to the array.
In a nutshell, prototypes let you create your own syntactic sugar. For example the Moose framework uses them to emulate a more typical OO syntax.
This is...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
...Are there differences between versions of the Python language?
In Python 3.x the behaviour has been changed so that attempting to order an integer and a string will raise an error:
>>> '10' > 5
Traceback (most recent call last):
File "<pyshell#0>", line 1, in <module>
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How to test if one java class extends another at runtime?
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3 Answers
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alternatives to REPLACE on a text or ntext datatype
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answered Dec 3 '10 at 1:23
p.campbellp.campbell
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