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What is the relative performance difference of if/else versus switch statement in Java?

... That's micro optimization and premature optimization, which are evil. Rather worry about readabililty and maintainability of the code in question. If there are more than two if/else blocks glued together or its size is unpredictable, then you may high...
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Python list subtraction operation

...set(x) - set(y)) >>> z [0, 8, 2, 4, 6] Or you might just have x and y be sets so you don't have to do any conversions. share | improve this answer | follow ...
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Parsing HTML into NSAttributedText - how to set font?

...ttributes: nil) self.attributedText = attrStr } } Swift 3.0 and iOS 9+ extension UILabel { func setHTMLFromString(htmlText: String) { let modifiedFont = String(format:"<span style=\"font-family: '-apple-system', 'HelveticaNeue'; font-size: \(self.font!.pointSize)\">...
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How to redirect output of an entire shell script within the script itself?

...ll of the output of a Bourne shell script to somewhere, but with shell commands inside the script itself? 5 Answers ...
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Vim: Move cursor to its last position

...r to its previous position (while in normal mode)? Something to cycle back and forth in the list of previous cursor positions would be ideal. But also just to switch to the last location would suffice (something like cd - in bash with directories). ...
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How to input a regex in string.replace?

...racters" which need to be escaped (i.e. with a backslash placed in front - and the rules are different inside and outside character classes.) There is an excellent online tutorial at: www.regular-expressions.info. The time you spend there will pay for itself many times over. Happy regexing! ...
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How do I get the calling method name and type using reflection? [duplicate]

I'd like to write a method which obtains the name of the calling method, and the name of the class containing the calling method. ...
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How to parse the AndroidManifest.xml file inside an .apk package

This file appears to be in a binary XML format. What is this format and how can it be parsed programmatically (as opposed to using the aapt dump tool in the SDK)? ...
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OS X Framework Library not loaded: 'Image not found'

...ght now I just have a test framework created: TestMacFramework.framework and I'm trying to import it into a brand new OS X Application project. ...
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Google Guava vs. Apache Commons [closed]

I was looking for a bidirectional map implementation in Java, and stumbled upon these two libraries: 5 Answers ...