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How do you use NSAttributedString?

...or] range:NSMakeRange(11,5)]; typed in a browser. caveat implementor Obviously you're not going to hard-code in the ranges like this. Perhaps instead you could do something like: NSDictionary * wordToColorMapping = ....; //an NSDictionary of NSString => UIColor pairs NSMutableAttributedStri...
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Max length UITextField

... With Swift 5 and iOS 12, try the following implementation of textField(_:shouldChangeCharactersIn:replacementString:) method that is part of the UITextFieldDelegate protocol: func textField(_ textField: UITextField, shouldChangeCharactersIn ...
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Can you configure log4net in code instead of using a config file?

...onfig files for setting up logging - so you can easily change how information is logged without needing to recompile your code. But in my case I do not want to pack a app.config file with my executable. And I have no desire to modify my logging setup. ...
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how to change uiviewcontroller title independent of tabbar item title

... It sounds like you want the title in the navigation bar to change but not the one in the tabbar. This should do that. [self.navigationItem setTitle:@"my title"]; Swift: self.navigationItem.title = "My Title" ...
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LinkedBlockingQueue vs ConcurrentLinkedQueue

My question relates to this question asked earlier. In situations where I am using a queue for communication between producer and consumer threads would people generally recommend using LinkedBlockingQueue or ConcurrentLinkedQueue ? ...
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Disable Automatic Reference Counting for Some Files

I have downloaded the iOS 5 SDK and found that ARC is a great feature of the new Apple compiler. For the time being, many third party frameworks don't support ARC. Could I use ARC for my new code and keep the current retain/release code unchanged? The ARC converter doesn't work here, because some fr...
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What does Redis do when it runs out of memory?

This might be easy question but I am having a hard time finding the answer. How does Redis 2.0 handle running out of maximum allocated memory? How does it decide which data to remove or which data to keep in memory? ...
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How do the Proxy, Decorator, Adapter, and Bridge Patterns differ?

... Proxy, Decorator, Adapter, and Bridge are all variations on "wrapping" a class. But their uses are different. Proxy could be used when you want to lazy-instantiate an object, or hide the fact that you're calling a remote service, or control access to the object. Decorator i...
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The executable gets signed with invalid entitlements in Xcode

... Does Anyone have a solid solution to this problem !!!!, All of these solution looks like some situational work arounds. Please help. – Max Apr 28 '17 at 9:38 ...
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What is java interface equivalent in Ruby?

...t to conflate the concept of the Interface, which is an abstract specification of the responsibilities, guarantees and protocols of a unit with the concept of the interface which is a keyword in the Java, C# and VB.NET programming languages. In Ruby, we use the former all the time, but the latter si...