大约有 13,700 项符合查询结果(耗时:0.0318秒) [XML]

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Android NDK C++ JNI (no implementation found for native…)

...brary() is being called before the method is used? If you don't have a JNI_OnLoad function defined, you may want to create one and have it spit out a log message just to verify that the lib is getting pulled in successfully. You already dodged the most common problem -- forgetting to use extern "C...
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How do synchronized static methods work in Java and can I use it for loading Hibernate entities?

...ic methods, you can class SomeClass { private static final Object LOCK_1 = new Object() {}; private static final Object LOCK_2 = new Object() {}; static void foo() { synchronized(LOCK_1) {...} } static void fee() { synchronized(LOCK_1) {...} } static void...
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Return None if Dictionary key is not available

...ldn't work out what I was doing wrong here. – wobbily_col Aug 23 '16 at 14:28 @TimPietzcker - can you please explain y...
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How to write to Console.Out during execution of an MSTest test

... internal class ConsoleRedirector : IDisposable { private StringWriter _consoleOutput = new StringWriter(); private TextWriter _originalConsoleOutput; public ConsoleRedirector() { this._originalConsoleOutput = Console.Out; Console.SetOut(_consoleOutput); } pub...
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Get path of executable

... The boost::dll::program_location function is one of the best cross platform methods of getting the path of the running executable that I know of. The DLL library was added to Boost in version 1.61.0. The following is my solution. I have tested it ...
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git diff two files on same branch, same commit

... vimdiff for the win! Thanks! – d-_-b Dec 20 '12 at 2:25 24 ...
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Getting a random value from a JavaScript array

...u've already got underscore or lodash included in your project you can use _.sample. // will return one item randomly from the array _.sample(['January', 'February', 'March']); If you need to get more than one item randomly, you can pass that as a second argument in underscore: // will return tw...
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Creating a ZIP Archive in Memory Using System.IO.Compression

...her version of zipping without writing any file. string fileName = "export_" + DateTime.Now.ToString("yyyyMMddhhmmss") + ".xlsx"; byte[] fileBytes = here is your file in bytes byte[] compressedBytes; string fileNameZip = "Export_" + DateTime.Now.ToString("yyyyMMddhhmmss") + ".zip"; using (var outS...
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*.h or *.hpp for your class definitions

... directly or indirectly. It can included directly, being protected by the __cplusplus macro: Which mean that, from a C++ viewpoint, the C-compatible code will be defined as extern "C". From a C viewpoint, all the C code will be plainly visible, but the C++ code will be hidden (because it won't co...
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New features in java 7

...OutputStream(dest)) { // code } Underscores in numeric literals int one_million = 1_000_000; Strings in switch String s = ... switch(s) { case "quux": processQuux(s); // fall-through case "foo": case "bar": processFooOrBar(s); break; case "baz": processBaz(s); ...