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Why are Subjects not recommended in .NET Reactive Extensions?
I am currently getting to grips with the Reactive Extensions framework for .NET and I am working my way through the various introduction resources I've found (mainly http://www.introtorx.com )
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unable to print object ('po') in xcode6 beta 6 osx swift project: (Error in auto-import: failed to g
...rint object ( po command) in xcode 6 beta 6 OSX Swift project results in this error message:
5 Answers
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Multi-line regex support in Vim
I notice the standard regex syntax for matching across multiple lines is to use /s, like so:
1 Answer
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Yank file name / path of current buffer in Vim
Assuming the current buffer is a file open for edit, so :e does not display E32: No file name .
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Find merge commit which include a specific commit
Imagine the following history:
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How to capture UIView to UIImage without loss of quality on retina display
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Switch from use of UIGraphicsBeginImageContext to UIGraphicsBeginImageContextWithOptions (as documented on this page). Pass 0.0 for scale (the third argument) and you'll get a context with a scale factor equal to that of the scree...
Best way to replace multiple characters in a string?
I need to replace some characters as follows: & ➔ \& , # ➔ \# , ...
13 Answers
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Divide a number by 3 without using *, /, +, -, % operators
How would you divide a number by 3 without using * , / , + , - , % , operators?
48 Answers
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Can hash tables really be O(1)?
It seems to be common knowledge that hash tables can achieve O(1), but that has never made sense to me. Can someone please explain it? Here are two situations that come to mind:
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ImageView - have height match width?
I have an imageview. I want its width to be fill_parent. I want its height to be whatever the width ends up being. For example:
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