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How to convert an NSString into an NSNumber
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Use an NSNumberFormatter:
NSNumberFormatter *f = [[NSNumberFormatter alloc] init];
f.numberStyle = NSNumberFormatterDecimalStyle;
NSNumber *myNumber = [f numberFromString:@"42"];
If the string is not a valid number, then myNumber will be nil. If it is a valid number, then you now have all of...
Match whitespace but not newlines
...herefore breaks the cardinal rule that all other whitespace obeys: you can tokenize with it. They're more like modifiers. However, ZERO WIDTH SPACE, WORD JOINER, and ZERO WIDTH NON-BREAKING SPACE (if it used as other than a byte-order mark) fit the whitespace rule in my book. Therefore, I include th...
Removing App ID from Developer Connection
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App IDs cannot be removed because once allocated they need to stay alive so that another App ID doesn't accidentally collide with a previously existing App ID.
Apple should however support hiding unwanted App IDs (instead of completely deleting them) to reduce cl...
Best way in asp.net to force https for an entire site?
...Filters.Filters.Add(new RequireHttpsAttribute());
2 - Force Anti-Forgery tokens to use SSL/TLS:
AntiForgeryConfig.RequireSsl = true;
3 - Require Cookies to require HTTPS by default by changing the Web.config file:
<system.web>
<httpCookies httpOnlyCookies="true" requireSSL="true" ...
How to create a checkbox with a clickable label?
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With PHP, wont that make $_POST['foo'] always have one of the two values maximum at one time? Even if both checked. What's a checkbox group?
– jeromej
Jun 9 '14 at 9:27
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How can one close HTML tags in Vim quickly?
... mappings to close open HTML/XML tags
https://www.vim.org/scripts/script.php?script_id=13
I use something similar.
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iOS 7 - Failing to instantiate default view controller
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Using programmatically :
Objective-C :
self.window = [[UIWindow alloc] initWithFrame:UIScreen.mainScreen.bounds];
UIStoryboard *storyboard = [UIStoryboard storyboardWithName:@"MainStoryboard" bundle:nil];
UIViewController *viewController = [storyboard instantiateViewContr...
How to add new elements to an array?
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If you insist on using arrays, you can use java.util.Arrays.copyOf to allocate a bigger array to accomodate the additional element. This is really not the best solution, though.
static <T> T[] append(T[] arr, T element) {
final int N = arr.length;
arr = Arrays.copyOf(arr, N + 1);...
Laravel redirect back to original destination after login
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in 5.1 it's in middleware RedirectIfAuthenticated.php: if ($this->auth->check()) { return redirect('/privatepage'); }
– Dave Driesmans
Jun 15 '15 at 11:40
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Can Objective-C switch on NSString?
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NSString *cardName = ...;
NSNumberFormatter *nf = [[NSNumberFormatter alloc] init];
[nf setNumberStyle:NSNumberFormatterSpellOutStyle];
NSNumber *n = [nf numberFromString:[cardName lowercaseString]];
[self setValue:[n intValue]];
[nf release];
Note that the number formatter wants the string t...