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Best way to remove from NSMutableArray while iterating?
.... That may be true (although what about the memory and processing cost of allocating a new array, and discarding the old one?) but even if it's faster it may not be as big a deal as it would be for a naive implementation, because NSArrays do not behave like "normal" arrays. They talk the talk but ...
Javascript Equivalent to PHP Explode()
...
This is a direct conversion from your PHP code:
//Loading the variable
var mystr = '0000000020C90037:TEMP:data';
//Splitting it with : as the separator
var myarr = mystr.split(":");
//Then read the values from the array where 0 is the first
//Since we skipped ...
What is the difference between a reference type and value type in c#?
...tting Object-oriented programming
Drawbacks:
More work referencing when allocating and dereferences when reading the value.extra overload for garbage collector
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JSON encode MySQL results
... $rows[] = $r;
}
print json_encode($rows);
The function json_encode needs PHP >= 5.2 and the php-json package - as mentioned here
NOTE: mysql is deprecated as of PHP 5.5.0, use mysqli extension instead http://php.net/manual/en/migration55.deprecated.php.
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What is the difference between bindParam and bindValue?
...ute() is called.
And execute
call PDOStatement::bindParam() to bind PHP variables to the parameter markers: bound variables pass their value as input and receive the output value, if any, of their associated parameter markers
Example:
$value = 'foo';
$s = $dbh->prepare('SELECT name FROM...
Why isn't std::initializer_list a language built-in?
... @elmes: Actually it is more like std::array. But std::array allocates memory while std::initializaer_list wraps a compile-time array. Think of it as the difference between char s[] = "array"; and char *s = "initializer_list";.
– rodrigo
Mar 4 '13...
How to get the error message from the error code returned by GetLastError()?
...R messageBuffer = nullptr;
size_t size = FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, errorMessageID, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&messageBuffer, 0, NULL);
std::st...
Running a Python script from PHP
I'm trying to run a Python script from PHP using the following command:
9 Answers
9
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What is output buffering?
What is output buffering and why is one using it in PHP?
7 Answers
7
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How to populate/instantiate a C# array with a single value?
...ence, so it has to guess as to the array size. That means you'll get array allocations every time ToArray's buffer is exceeded, plus one more allocation at the end for the trim. There's also overhead involved with the enumerable object.
– Edward Brey
Feb 12 '16...