大约有 44,000 项符合查询结果(耗时:0.2911秒) [XML]

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How can I use Autolayout to set constraints on my UIScrollview?

I have spent two days trying out the various solutions for Mixed and Pure Autolayout approaches to achieve what was a trivial scrollview setup prior to autolayout, and it's now official - I must be too stupid. I am setting this up mostly in Storyboard (well, it's just the way it is). ...
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How do I create a nice-looking DMG for Mac OS X using command-line tools?

...cation. I want it to be a disk image (DMG), with a predefined size, layout and background image. 14 Answers ...
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How to create materialized views in SQL Server?

I am going to design a DW and I heard about materialized views. Actually I want to create a view and it should update automatically when base tables are changed. Can anyone explain with an query example.. ...
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Under what circumstances are linked lists useful?

... with a single CAS (+retries). In a modern GC-d environment - such as Java and .NET - the ABA problem can easily be avoided. Just wrap items you add in freshly created nodes and do not reuse those nodes - let the GC do its work. The page on the ABA problem also provides the implementation of a lock...
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How do I handle the window close event in Tkinter?

How do I handle the window close event (user clicking the 'X' button) in a Python Tkinter program? 6 Answers ...
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Why can I access private variables in the copy constructor?

...eiterating what behaviour's valid. "access modifiers work on class level, and not on object level." - yes, but why? The overarching concept here is that it's the programmer(s) designing, writing and maintaining a class who is(are) expected to understand the OO encapsulation desired and empowered t...
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What are some examples of commonly used practices for naming git branches? [closed]

...l, but I accomplish it in three stages which each include their own branch and merge situation, then I can repeat the branch name each time, but that makes the history a little confusing. If I get more specific in the names, with a separate description for each stage, then the branch names start to...
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how to set “camera position” for 3d plots using python/matplotlib?

I'm learning how to use mplot3d to produce nice plots of 3d data and I'm pretty happy so far. What I am trying to do at the moment is a little animation of a rotating surface. For that purpose, I need to set a camera position for the 3D projection. I guess this must be possible since a surface can b...
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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La

...blem has been bugging me again. The simple truth is, atob doesn't really handle UTF8-strings - it's ASCII only. Also, I wouldn't use bloatware like js-base64. But webtoolkit does have a small, nice and very maintainable implementation: /** * * Base64 encode / decode * http://www.webtoolkit.inf...
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What's the point of map in Haskell, when there is fmap?

...or a map function? Couldn't it just be what is currently known as fmap and fmap could be removed from the language? 3...