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Determine if the device is a smartphone or tablet? [duplicate]
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I am happy it was helpfull to you
– gtsouk
Aug 26 '14 at 11:36
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Best way to select random rows PostgreSQL
...ery:
SELECT count(*) AS ct -- optional
, min(id) AS min_id
, max(id) AS max_id
, max(id) - min(id) AS id_span
FROM big;
The only possibly expensive part is the count(*) (for huge tables). Given above specifications, you don't need it. An estimate will do just fine,...
How can I use threading in Python?
....dummy import Pool as ThreadPool
pool = ThreadPool(4)
results = pool.map(my_function, my_array)
Which is the multithreaded version of:
results = []
for item in my_array:
results.append(my_function(item))
Description
Map is a cool little function, and the key to easily injecting parallelism i...
How do I parallelize a simple Python loop?
...tead:
pool = multiprocessing.Pool(4)
out1, out2, out3 = zip(*pool.map(calc_stuff, range(0, 10 * offset, offset)))
Note that this won't work in the interactive interpreter.
To avoid the usual FUD around the GIL: There wouldn't be any advantage to using threads for this example anyway. You want t...
Calling closure assigned to object property directly
...sn't work on a StdClass.
Before PHP7, you'd have to implement the magic __call method to intercept the call and invoke the callback (which is not possible for StdClass of course, because you cannot add the __call method)
class Foo
{
public function __call($method, $args)
{
if(is_...
std::wstring VS std::string
...ndows?
On Windows, this is a bit different. Win32 had to support a lot of application working with char and on different charsets/codepages produced in all the world, before the advent of Unicode.
So their solution was an interesting one: If an application works with char, then the char strings ar...
Google maps API V3 - multiple markers on exact same spot
...nt.
google.maps.event.trigger(markerClusterer, 'clusterclick', this.cluster_);
var zoom = this.map_.getZoom();
var maxZoom = markerClusterer.getMaxZoom();
// if we have reached the maxZoom and there is more than 1 marker in this cluster
// use our onClick method to popup a list of options
if (zoom ...
Converting a string to a date in JavaScript
...
function stringToDate(_date,_format,_delimiter)
{
var formatLowerCase=_format.toLowerCase();
var formatItems=formatLowerCase.split(_delimiter);
var dateItems=_date.split(_delimiter);
var monthIndex=f...
Add IIS 7 AppPool Identities as SQL Server Logons
I'm running an IIS 7 Website with an AppPool of Integrated Pipeline Mode .
The AppPools does NOT run under NetworkService, etc.. identity (by purpose), but uses its own AppPool Identitiy (IIS AppPool\MyAppPool).
...
Passing argument to alias in bash [duplicate]
... combination of an alias and a function like this, for instance:
function __t2d {
if [ "$1x" != 'x' ]; then
date -d "@$1" ...