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Understanding recursion [closed]
...ot empty, you take out one flower
and then you empty a vase containing N-1 flowers.
Hmm, can we see that in code?
void emptyVase( int flowersInVase ) {
if( flowersInVase > 0 ) {
// take one flower and
emptyVase( flowersInVase - 1 ) ;
} else {
// the vase is empty, nothing to do...
How to count string occurrence in string?
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1084
The g in the regular expression (short for global) says to search the whole string rather tha...
Switching the order of block elements with CSS [duplicate]
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11 Answers
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How do I get currency exchange rates via an API such as Google Finance? [closed]
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10 Answers
10
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Identify user in a Bash script called by sudo
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136
$SUDO_USER doesn't work if you are using sudo su -.
It also requires multiple checks - if $USE...
How can I remove a key and its value from an associative array?
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381
You can use unset:
unset($array['key-here']);
Example:
$array = array("key1" => "value1",...
How to sort an array of associative arrays by value of a given key in PHP?
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19 Answers
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How to sort an ArrayList?
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edited Nov 26 '18 at 23:59
Carl Walsh
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