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iphone/ipad: How exactly use NSAttributedString?
...t like that:
NSMutableAttributedString *str = [[NSMutableAttributedString alloc] initWithString:@"Hello. That is a test attributed string."];
[str addAttribute:NSBackgroundColorAttributeName value:[UIColor yellowColor] range:NSMakeRange(3,5)];
[str addAttribute:NSForegroundColorAttributeName value:...
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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Differences between Proxy and Decorator Pattern
...more clear.
Proxy first:
public interface Authorization {
String getToken();
}
And :
// goes to the DB and gets a token for example
public class DBAuthorization implements Authorization {
@Override
public String getToken() {
return "DB-Token";
}
}
And there is a call...
Programmatically Request Access to Contacts
...NAuthorizationStatusNotDetermined:
{
[[[CNContactStore alloc] init] requestAccessForEntityType:CNEntityTypeContacts completionHandler:^(BOOL granted, NSError * _Nullable error) {
if (granted == YES)
[self showCNContactPicker];
}];
...
Creating a UICollectionView programmatically
...
- (void)viewDidLoad
{
[super viewDidLoad];
self.view = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
UICollectionViewFlowLayout *layout=[[UICollectionViewFlowLayout alloc] init];
_collectionView=[[UICollectionView alloc] initWithFrame:self.view.frame collectionV...
How to write iOS app purely in C
...msgSend(objc_msgSend(objc_getClass("NSAutoreleasePool"), sel_registerName("alloc")), sel_registerName("init"));
// Notice the use of CFSTR here. We cannot use an objective-c string
// literal @"someStr", as that would be using objective-c, obviously.
UIApplicationMain(argc, argv, nil, ...
How do I wrap text in a UITableViewCell without a custom cell
...entifier:CellIdentifier];
if (cell == nil)
{
cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
cell.textLabel.lineBreakMode = UILineBreakModeWordWrap;
cell.textLabel.numberOfLines = 0;
cell.textLabel.font = [UIFon...
What is the difference between LL and LR parsing?
...
Predict: Based on the leftmost nonterminal and some number of lookahead tokens, choose which production ought to be applied to get closer to the input string.
Match: Match the leftmost guessed terminal symbol with the leftmost unconsumed symbol of input.
As an example, given this grammar:
S ...
What is the claims in ASP .NET Identity
...The user requests an action. The relying party (RP) application asks
for a token.
The user presents the credentials to the issuing authority that the RP application trusts.
The issuing authority issues a signed token with claims, after authenticating the user’s
credentials.
The user presents the t...
How do I split a string on a delimiter in Bash?
...john@home.com;*;broken apart". In short: this approach will break, if your tokens contain embedded spaces and/or chars. such as * that happen to make a token match filenames in the current folder.
– mklement0
Apr 24 '13 at 14:08
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