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Generate a random alphanumeric string in Cocoa
...there. There's no reason to use an NSString for letters when a simple char array would work just fine. In fact, using [letters characterAtIndex:(rand() % [letters length])] seems to me to be less concise than just letters[rand() % strlen(letters)]. The Foundation classes are really helpful, but for ...
How to send a GET request from PHP?
...our php code:
(PROXY WITHOUT AUTENTICATION EXAMPLE)
<?php
$aContext = array(
'http' => array(
'proxy' => 'proxy:8080',
'request_fulluri' => true,
),
);
$cxContext = stream_context_create($aContext);
$sFile = file_get_contents("http://www.google.com", False, $cx...
Is there any simple way to find out unused strings in Android project?
...d layoutopt tool used to find, and more)
- Unused resources
- Inconsistent array sizes (when arrays are defined in multiple configurations)
- Accessibility and internationalization problems (hardcoded strings, missing contentDescription, etc)
- Icon problems (like missing densities, duplicate icons,...
How can I get the ID of an element using jQuery?
... even $('#test')[0] is that $('#test') is a JQuery selector and returns an array() of results not a single element by its default functionality
an alternative for DOM selector in jquery is
$('#test').prop('id')
which is different from .attr() and $('#test').prop('foo') grabs the specified DOM f...
Is it possible to refresh a single UITableViewCell in a UITableView?
...
[self.tableView beginUpdates];
[self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObjects:indexPathOfYourCell, nil] withRowAnimation:UITableViewRowAnimationNone];
[self.tableView endUpdates];
In Xcode 4.6 and higher:
[self.tableView beginUpdates];
[self.tableView reloadRowsAtIndexPaths:@...
getting type T from IEnumerable
...ng works:
public static Type GetAnyElementType(Type type)
{
// Type is Array
// short-circuit if you expect lots of arrays
if (type.IsArray)
return type.GetElementType();
// type is IEnumerable<T>;
if (type.IsGenericType && type.GetGenericTypeDefinition() == typ...
Why (0-6) is -6 = False? [duplicate]
...is used to refer small integers and share them so access is fast. It is an array of 262 pointers to integer objects. Those integer objects are allocated during initialization in a block of integer objects we saw above. The small integers range is from -5 to 256. Many Python programs spend a lot of t...
Stop all active ajax requests in jQuery
...});
Then you can abort the request:
request.abort();
You could use an array keeping track of all pending ajax requests and abort them if necessary.
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How to check if an NSDictionary or NSMutableDictionary contains a key?
... in small cases. But as programs grow using the wrong data structure (like array instead of dict in the first example) will end up costing you big.
– Andrew Hoos
May 8 '14 at 7:27
...
Check if one IEnumerable contains all elements of another IEnumerable
...not work if there are duplicates in the list. For example comparing a char array of 441 and 414 returns 41 and thus the count fails.
– John
Aug 9 '19 at 19:37
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