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How to declare an array in Python?
... contains references to items. Also, underlying array is created with some extra space.
Consequences of this are:
random access is really cheap (arr[6653] is same to arr[0])
append operation is 'for free' while some extra space
insert operation is expensive
Check this awesome table of operation...
Select columns from result set of stored procedure
...UERY over OPENROWSET, given that OPENQUERY does not require the connection-string definition within the proc.
Note 2:
Having said all this: normally I would just use INSERT ... EXEC :) Yes, it's 10 mins extra typing, but if I can help it, I prefer not to jigger around with:
(a) quotes within qu...
How to parse a CSV file using PHP [duplicate]
...
I love this
$data = str_getcsv($CsvString, "\n"); //parse the rows
foreach ($data as &$row) {
$row = str_getcsv($row, "; or , or whatever you want"); //parse the items in rows
$this->debug($row);
}
in my case I...
How to code a BAT file to always run as admin mode?
...
What I Exactly searching for ! no extra changes or extra file required!
– MSS
Jun 15 '19 at 5:12
1
...
FFmpeg on Android
...essage());
}
ShellDummy shell = new ShellDummy();
String mp3BitRate = "192";
try {
ffmpeg.extractAudio(in, out, audio, mp3BitRate, shell);
} catch (IOException e) {
Log.e(DEBUG_TAG, "IOException running ffmpeg" + e.getMessage());
...
How to generate a random string of a fixed length in Go?
I want a random string of characters only (uppercase or lowercase), no numbers, in Go. What is the fastest and simplest way to do this?
...
Why use multiple columns as primary keys (composite primary key)
...going to, in general, perform more poorly than a surrogate key'. Often an extra query is required to get the surrogate key of a relationship when you consider it. At which point it's a full extra round trip slower performance wise.
– ttugates
Apr 19 '19 at 20...
Good reasons to prohibit inheritance in Java?
...re writing purely internal code this may be a bit of overkill. However the extra effort involved in adding five characters to a class file is very small. If you are writing only for internal comsumption then a future coder can always remove the 'final' - you can think of it as a warning saying "this...
Event on a disabled input
...vidual container of its own, if they aren't already laid out that way - an extra <span> or a <div>, say - just to make it easy to distinguish which disabled input was clicked).
The downside is that this trick unfortunately won't works for older browsers that don't support the pointer-...
Resumable downloads when using PHP to send the file?
...*
* Get the value of a header in the current request context
*
* @param string $name Name of the header
* @return string|null Returns null when the header was not sent or cannot be retrieved
*/
function get_request_header($name)
{
$name = strtoupper($name);
// IIS/Some Apache versions ...