大约有 47,000 项符合查询结果(耗时:0.0550秒) [XML]

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How to use JUnit to test asynchronous processes

...cutor { @Override public void execute(Runnable r) { r.run(); } } Now my JUnit test of the asynchronous method is pretty clean -- @Test public void testDoAsync() { Executor executor = new SynchronousExecutor(); Foo objectToTest = new Foo(executor); Callback callback = mock(Callback....
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How to create a string with format?

... I think this could help you: let timeNow = time(nil) let aStr = String(format: "%@%x", "timeNow in hex: ", timeNow) print(aStr) Example result: timeNow in hex: 5cdc9c8d share ...
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Closing Database Connections in Java

..., conn may be null depending on where the code breaks. That's why this is known as the "safe" pattern. – Pascal Thivent Feb 8 '10 at 22:53 ...
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How to avoid the “divide by zero” error in SQL?

... a much nicer way of doing it: Select dividend / NULLIF(divisor, 0) ... Now the only problem is to remember the NullIf bit, if I use the "/" key. share | improve this answer | ...
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Handling applicationDidBecomeActive - “How can a view controller respond to the app becoming Active?

...Active) } The big change here is that instead of calling a #selector, we now call the var created above. This can eliminate situations where you get invalid selector crashes. Finally, we remove the observer. func removeObserver() { NotificationCenter.default.removeObserver(self, name: .UIApp...
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Can I install the “app store” in an IOS simulator?

... So if I need to know weather my app can open the appstore properly or not, I have to test it in real device? – William May 16 '12 at 2:42 ...
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rsync: how can I configure it to create target directory on server?

...FelipeAlvarez Yeah I did, but did not work. I am not able to find the link now, but some documentation said this is fixed, as I believe it could (and was) be exploited. – ghitesh Sep 13 '16 at 5:32 ...
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Where does this come from: -*- coding: utf-8 -*-

...e Python Language Reference, 2.1.4 Encoding declarations), though I don't know if it was the first program to use that syntax. share | improve this answer | follow ...
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How do I properly compare strings in C?

... know more...codificare.in/codes/c/… – chanu panwar Jun 25 '16 at 9:55 8 ...
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Amend a commit that wasn't the previous commit [duplicate]

...se -i sha1^ 4) change pick to edit on the old commit you want to change 5) now that your workspace looks like it did during the old commit, replace the (old) file with the copy you made of the new file 6) git add path/to/file to add that file to the commit 7) git commit --amend 8) git rebase --conti...