大约有 44,615 项符合查询结果(耗时:0.0376秒) [XML]

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Functional programming - is immutability expensive? [closed]

...n-place” quicksort isn’t really in-place (and quicksort is not by definition in-place). It requires additional storage in the form of stack space for the recursive step, which is in the order of O(log n) in the best case, but O(n) in the worst case. Implementing a functional variant of quicksort...
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What is the difference between using IDisposable vs a destructor in C#?

... A finalizer (aka destructor) is part of garbage collection (GC) - it is indeterminate when (or even if) this happens, as GC mainly happens as a result of memory pressure (i.e. need more space). Finalizers are usually only used for cleaning up unmanaged resources, since managed resources wil...
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What is the closest thing Windows has to fork()?

I guess the question says it all. 13 Answers 13 ...
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Lightweight Javascript DB for use in Node.js [closed]

Anybody know of a lightweight yet durable database, written in Javascript, that can be used with Node.js. 11 Answers ...
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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie

I'm trying to understand the functionalities of these methods. Could you provide me a simple usecase to understand theirs semantics? ...
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Why does += behave unexpectedly on lists?

... += tries to call the __iadd__ special method, and if that isn't available it tries to use __add__ instead. So the issue is with the difference between these special methods. The __iadd__ special method is for an in-place addition, that is it mutates the object that it acts on. The __add__ special ...
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windows service vs scheduled task

...fun when someone changes that user's password. The other major annoyance with Windows Scheduler is that it runs interactively and not as a background process. When 15 MS-DOS windows pop up every 20 minutes during an RDP session, you'll kick yourself that didn't install them as Windows Services inst...
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Detect backspace in empty UITextField

...when the Backspace / Delete key is pressed in the iPhone keyboard on a UITextField that is empty? I want to know when Backspace is pressed only if the UITextField is empty. ...
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Markdown and including multiple files

...an includes file? Specifically, I want to create a separate markdown file with links that I call often but not always (call this B.md), then when I link by reference in the md file I'm writing (A.md), I'd like it to pull the link from the other file (B.md) rather than from the end of the current fil...
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Limit File Search Scope in Sublime Text 2

... Add and edit this in your ~/Library/Application Support/Sublime Text 2/Packages/User/Preferences.sublime-settings file. // These files will still show up in the side bar, but won't be included in // Goto Anything or Find in Files "bin...