大约有 13,700 项符合查询结果(耗时:0.0354秒) [XML]

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Why use HttpClient for Synchronous Connection

...his is how I managed to make it work: private static readonly TaskFactory _myTaskFactory = new TaskFactory(CancellationToken.None, TaskCreationOptions.None, TaskContinuationOptions.None, TaskScheduler.Default); public static T RunSync<T>(Func<Task<T>> func) { ...
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How to convert a PIL Image into a numpy array?

....readthedocs.io/en/3.4.x/reference/…), but a pillow image implements the __array_interface__ which numpy can use to access the raw bytes of an image without having to pass through an iterator (see github.com/python-pillow/Pillow/blob/… and docs.scipy.org/doc/numpy/reference/arrays.interface.html...
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Using 'return' in a Ruby block

...; } LocalJumpError: unexpected return from (irb):7:in `block in irb_binding' from (irb):2:in `call' from (irb):2:in `thing' from (irb):6 from /home/mirko/.rvm/rubies/ruby-1.9.1-p378/bin/irb:15:in `<main>' irb(main):009:0> thing { break 6 * 7 } => 4...
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Rebase a single Git commit

... commits you don't want to include in the rebase. git rebase -i <target_branch> where target_branch is the branch you want to rebase on to Then you will edit the file that is opened and pick the commits you do want and drop (or d for short) all the commits you don't want to bring along. ...
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Is it possible to use “/” in a filename?

...call for renaming your file defined in fs/namei.c called renameat: SYSCALL_DEFINE4(renameat, int, olddfd, const char __user *, oldname, int, newdfd, const char __user *, newname) When the system call gets invoked, it does a path lookup (do_path_lookup) on the name. Keep tracing th...
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How do you test functions and closures for equality?

...uence language design, so without a quick fix like the now deprecated @objc_block in matt's answer, I would argue that Swift can't properly store and retrieve closures at this time. So I don't think it's appropriate to advocate the use of Swift in callback heavy code like the kind encountered in we...
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JavaScript curry: what are the practical applications?

... return this; //nothing to curry with - return function } var __method = this; var args = toArray(arguments); return function() { return __method.apply(this, args.concat([].slice.apply(null, arguments))); } } ...
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How to set top-left alignment for UILabel for iOS application?

...turn nil; // set inital value via IVAR so the setter isn't called _verticalAlignment = VerticalAlignmentTop; return self; } -(VerticalAlignment) verticalAlignment { return _verticalAlignment; } -(void) setVerticalAlignment:(VerticalAlignment)value { _verticalAlignment = value...
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Usage of protocols as array types and function parameters in swift

...help overcome this limitation in some cases. struct AnyX { private let _x: () -> Int var x: Int { return _x() } init<T: X>(_ some: T) { _x = { some.x } } } // Usage Example struct XY: X { var x: Int var y: Int } struct XZ: X { var x: Int var z: In...
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What is the difference between the bridge pattern and the strategy pattern?

...n UML Strategy Pattern in Swift: protocol PrintStrategy { func print(_ string: String) -> String } class Printer { let strategy: PrintStrategy init(strategy: PrintStrategy) { self.strategy = strategy } func print(_ string: String) -> String { return self.strateg...