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dispatch_after - GCD in Swift?
...patch_block_t?)
dispatch_time_t is a UInt64. The dispatch_queue_t is actually type aliased to an NSObject, but you should just use your familiar GCD methods to get queues. The block is a Swift closure. Specifically, dispatch_block_t is defined as () -> Void, which is equivalent to () -> ().
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VIM Ctrl-V Conflict with Windows Paste
...key back to VIM visual mode instead of pasting. I prefer to set this in my _vimrc configuration file.
7 Answers
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AJAX POST and Plus Sign ( + ) — How to Encode?
...a form field via AJAX to a PHP script and using JavaScript to escape(field_contents) . The problem is that any plus signs are being stripped out and replaced by spaces. How can I safely 'encode' the plus sign and then appropriately 'decode' it on the PHP side?
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Installing PIL with pip
I am trying to install PIL (the Python Imaging Library) using the command:
21 Answers
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Are booleans as method arguments unacceptable? [closed]
...mine states that booleans as method arguments are not acceptable . They shall be replaced by enumerations. At first I did not see any benefit, but he gave me an example.
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How to uninstall editable packages with pip (installed with -e)
I have installed some packages with -e
6 Answers
6
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How to slice an array in Bash
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There is also a convenient shortcut to get all elements of the array starting with specified index. For example "${A[@]:1}" would be the "tail" of the array, that is the array without its first element.
version=4.7.1
A=( ${version//\./ } )
echo "${A[@]}" # 4 7 1
B...
How can I use a local image as the base image with a dockerfile?
...ockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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Best approach for designing F# libraries for use from both F# and C#
... function that you wrote, so I'll add some higher-level comments. First of all, you should read the F# Component Design Guidelines (referenced already by gradbot). This is a document that explains how to design F# and .NET libraries using F# and it should answer many of your questions.
When using F...
How can I use Timer (formerly NSTimer) in Swift?
...syntax (iOS 10+)
let timer = Timer(timeInterval: 0.4, repeats: true) { _ in print("Done!") }
// Swift >=3 selector syntax
let timer = Timer.scheduledTimer(timeInterval: 0.4, target: self, selector: #selector(self.update), userInfo: nil, repeats: true)
// Swift 2.2 selector syntax
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