大约有 47,000 项符合查询结果(耗时:0.0618秒) [XML]

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What's the difference between `=` and `

I'm using R 2.8.1 and it is possible to use both = and <- as variable assignment operators. What's the difference between them? Which one should I use? ...
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Maven Could not resolve dependencies, artifacts could not be resolved

...project from my friend. He demonstrated the project right in front of me, and then I copied the project, imported it as an existing maven project (I'm using m2eclipse plugin). ...
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How to use a WSDL

...ice. They sent me the WSDL file. What should I do to add it to my website and start using it as the proxy. ( If I put it on a Virtual Directory it can be discovered, but does it grant me the connection with the real web service?) ...
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Android: How to change CheckBox size?

... You just need to set the related drawables and set them in the checkbox: <CheckBox android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="new checkbox" android:background="@drawable/my_checkbox_background" and...
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How does one unit test routes with Express?

I'm in the process of learning Node.js and have been playing around with Express . Really like the framework;however, I'm having trouble figuring out how to write a unit/integration test for a route. ...
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How to get multiple counts with one SQL query?

...a.distributor_id, (SELECT COUNT(*) FROM myTable WHERE level='personal' and distributor_id = a.distributor_id) as PersonalCount, (SELECT COUNT(*) FROM myTable WHERE level='exec' and distributor_id = a.distributor_id) as ExecCount, (SELECT COUNT(*) FROM myTable WHERE distributor_id = a.dis...
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Abort a git cherry-pick?

I ran git cherry-pick <hash> and had merge conflicts. I don't want to resolve the conflicts, I just want to abort the cherry-pick. When doing an actual merge (with git merge ) there's the handy git merge --abort . What's the equivalent for cherry-picking? ...
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Why does ContentResolver.requestSync not trigger a sync?

...rn as discussed at Google IO - slide 26. My content provider is working, and my sync works when I trigger it from the Dev Tools Sync Tester application, however when I call ContentResolver.requestSync(account, authority, bundle) from my ContentProvider, my sync is never triggered. ...
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Which one is the best PDF-API for PHP? [closed]

... personally i'd rather go with tcpdf which is an ehnanced and mantained version of fpdf. share | improve this answer | follow | ...
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Java - get pixel array from image

...ster().getDataBuffer()).getData(); If you are working with large images and performance is an issue, the first method is absolutely not the way to go. The getRGB() method combines the alpha, red, green and blue values into one int and then returns the result, which in most cases you'll do the rev...