大约有 8,000 项符合查询结果(耗时:0.0248秒) [XML]

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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?

... ‘=’. Why an equals sign? Why not just curly braces {…}, like in Java? Because semicolons, function return types, method arguments lists, and even the curly braces are sometimes omitted, using an equals sign prevents several possible parsing ambiguities. Using an equals sign al...
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What is the Scala annotation to ensure a tail recursive function is optimized?

...tricks): C:\Prog\Scala\tests>scala Welcome to Scala version 2.8.0.RC5 (Java HotSpot(TM) 64-Bit Server VM, Java 1.6.0_18). Type in expressions to have them evaluated. Type :help for more information. scala> import scala.annotation.tailrec import scala.annotation.tailrec scala> class Tails...
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How to create a HTTP server in Android? [closed]

...r this one: https://github.com/NanoHttpd/nanohttpd. Very small, written in Java. I used it without any problem. share | improve this answer | follow | ...
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Eclipse Workspaces: What for and why?

...provide you with my vision of somebody who feels very uncomfortable in the Java world, which I assume is also your case. What it is A workspace is a concept of grouping together: a set of (somehow) related projects some configuration pertaining to all these projects some settings for Eclipse itself...
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Get context of test project in Android junit test case

... I get java.lang.NoSuchMethodException: android.test.ServiceTestCase.getTestContext() – kurdtpage May 23 '18 at 4:28 ...
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How can I check whether an array is null / empty?

... I am from .net background. However, java/c# are more/less same. If you instantiate a non-primitive type (array in your case), it won't be null. e.g. int[] numbers = new int[3]; In this case, the space is allocated & each of the element has a default value ...
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Multi-gradient shapes

...works, haha. Right now it works in XML, but should be doable for shapes in Java as well. It's kind of complex, and I imagine there's a way to simplify it into a single shape, but this is what I've got for now: green_horizontal_gradient.xml <?xml version="1.0" encoding="utf-8"?> <shape ...
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How to check if a json key exists?

...has": http://developer.android.com/reference/org/json/JSONObject.html#has(java.lang.String) Returns true if this object has a mapping for name. The mapping may be NULL. share | improve this an...
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How to randomize two ArrayLists in the same fashion?

... This is the Java, object oriented solution. Perhaps, how it should be done... :) – Evan Feb 5 '13 at 0:45 ...
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How to change Android version and code version number?

... Is there a way to access the versionname in Java? – Mark Molina Jun 13 '14 at 9:33 Do w...