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Using 'starts with' selector on individual class names
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answered Feb 1 '10 at 17:01
Josh StodolaJosh Stodola
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How to check if a Ruby object is a Boolean
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answered Jun 13 '10 at 19:42
Konstantin HaaseKonstantin Haase
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Reference — What does this symbol mean in PHP?
..., then the increment/decrement operation is done.
For example:
$apples = 10;
for ($i = 0; $i < 10; ++$i) {
echo 'I have ' . $apples-- . " apples. I just ate one.\n";
}
Live example
In the case above ++$i is used, since it is faster. $i++ would have the same results.
Pre-increment is a l...
How to see if an object is an array without using reflection?
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edited Apr 27 '10 at 23:49
answered Apr 27 '10 at 23:26
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Check for array not empty: any?
...e you serious?
– 3lvis
Feb 7 '14 at 10:17
29
He is so not not serious!
– Al...
Check if a string contains another string
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10
@gEdringer. When the string to be found is at the start it returns 1.
– rene
Aug 29 '16 at 13:55
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Fast ceiling of an integer division in C / C++
...terested in a method of returning the ceiling instead. For example, ceil(10/5)=2 and ceil(11/5)=3 .
10 Answers
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For loop example in MySQL
...e procedure load_foo_test_data()
begin
declare v_max int unsigned default 1000;
declare v_counter int unsigned default 0;
truncate table foo;
start transaction;
while v_counter < v_max do
insert into foo (val) values ( floor(0 + (rand() * 65535)) );
set v_counter=v_counter+1;
en...
Can I have an IF block in DOS batch file?
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edited Feb 13 '11 at 10:32
answered Feb 13 '11 at 10:21
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Can you have if-then-else logic in SQL? [duplicate]
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106
You can make the following sql query
IF ((SELECT COUNT(*) FROM table1 WHERE project = 1) >...