大约有 8,487 项符合查询结果(耗时:0.0370秒) [XML]

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Why am I getting ibtool failed with exit code 255?

... I had something similar happen to me recently using Xcode 4.6 and iOS 6.1. All I did was switch to a different device version (5.1) on the simulator and it ran. Switched back to 6.1 and it fixed itself. Xcode can be unhelpful at times. ...
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How to make completely transparent navigation bar in iOS 7

I want the UINavigationBar in my app to be completely transparent and flush with the viewcontroller directly under it. However, the only code I could find makes it translucent but not transparent. I know this can be done in iOS 7 because it is used in the notes app. My question is, what is the code ...
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QString to char* conversion

... Well, the Qt FAQ says: int main(int argc, char **argv) { QApplication app(argc, argv); QString str1 = "Test"; QByteArray ba = str1.toLocal8Bit(); const char *c_str2 = ba.data(); printf("str2: %s", c_str2); return app.exec(); } So perhaps you're having other problems. How...
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REST API Authentication

I'm building an application which will be hosted on a server. I want to build an API for the application to facilitate interaction with from any platform (Web App, Mobile App). What I'm not understanding is that when using the REST API, how do we authenticate the user. ...
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How Do I Use Factory Girl To Generate A Paperclip Attachment?

...nd end In the above example, spec/photos/test.png needs to exist in your application's root directory before running your tests. Note, that FactoryBot is a new name for FactoryGirl. share | impro...
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Java generics T vs Object

... need to cast and I get a compilation error when I do wrong: public class App { public static void main(String[] args) { String s = process("vv"); String b = process(new Object()); // Compilation error } public static <T> T process(T val) { return val; ...
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How to create a multiline UITextfield?

I am developing an application where user has to write some information. For this purpose I need a UITextField which is multi-line (in general UITextField is a single line). ...
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Where is debug.keystore in Android Studio

... I just ran the hello world project once on Android Studio, and it appeared at ~/.android/ – d34th4ck3r Jan 21 '14 at 14:33 6 ...
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Semantic-ui vs Bootstrap [closed]

...page. For a pre-release I admit that I'm considering to build my next web-app with such framework, but I got some perplexities: is that mobile-first like Bootstrap or Foundation? from what I'm able to see, it doesn't look so; Bootstrap has two valid and well-known contributors and Foundation got ...
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Objective-C ARC: strong vs retain and weak vs assign

... After reading so many articles Stackoverflow posts and demo applications to check variable property attributes, I decided to put all the attributes information together: atomic //default nonatomic strong=retain //default weak retain assign //default unsafe_un...