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Python syntax for “if a or b or c but not all of them”
...
238
If you mean a minimal form, go with this:
if (not a or not b or not c) and (a or b or c):
Wh...
if, elif, else statement issues in Bash
...
U. Windl
1,6331010 silver badges2929 bronze badges
answered Apr 16 '13 at 10:34
fedorqui 'SO stop harming'fedorqu...
What is the most efficient/elegant way to parse a flat table into a tree?
...id, descendant_id) VALUES
(1,1), (1,2), (1,4), (1,6),
(2,2), (2,4),
(3,3), (3,5),
(4,4),
(5,5),
(6,6);
Now you can get a tree starting at node 1 like this:
SELECT f.*
FROM FlatTable f
JOIN ClosureTable a ON (f.id = a.descendant_id)
WHERE a.ancestor_id = 1;
The output (in MySQL c...
Is sizeof(bool) defined in the C++ language standard?
...ntation defined, and the standard puts notable emphasis on this fact.
§5.3.3/1, abridged:
sizeof(char), sizeof(signed char) and sizeof(unsigned char) are 1; the result of sizeof applied to any other fundamental type is implementation-defined. [Note: in particular, sizeof(bool) and sizeof(wchar...
How do I pass a unique_ptr argument to a constructor or a function?
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edited May 3 '15 at 12:01
kevinarpe
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...
What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?
...8 to 127 0 to 255
smallint | 2 bytes -32768 to 32767 0 to 65535
mediumint | 3 bytes -8388608 to 8388607 0 to 16777215
int/integer | 4 bytes -2147483648 to 2147483647 0 to 4294967295
bigi...
PHP Difference between array() and []
... |
edited May 18 '16 at 5:35
e2-e4
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answered Jul ...
Using System.Dynamic in Roslyn
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AlbertoAlberto
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...
How to best position Swing GUIs?
...hown on the screen.
Have a look at the effect of this example that puts 3 GUIs into the default positions as chosen by the OS - on Windows 7, Linux with Gnome & Mac OS X.
(3 lots of) 3 GUIs neatly stacked. This represents 'the path of least surprise' for the end user, since it is how th...