大约有 40,000 项符合查询结果(耗时:0.0513秒) [XML]

https://stackoverflow.com/ques... 

Ask for User Permission to Receive UILocalNotifications in iOS 8

...serNotificationCategory() notificationCategory.identifier = "INVITE_CATEGORY" notificationCategory.setActions([replyAction], forContext: UIUserNotificationActionContext.Default) //registerting for the notification. application.registerUserNotificationSettings(UIUserN...
https://stackoverflow.com/ques... 

Is object empty? [duplicate]

...uming that by empty you mean "has no properties of its own". // Speed up calls to hasOwnProperty var hasOwnProperty = Object.prototype.hasOwnProperty; function isEmpty(obj) { // null and undefined are "empty" if (obj == null) return true; // Assume if it has a length property with a ...
https://stackoverflow.com/ques... 

Programmatically fire button click event?

Is there a way to programmatically fire a button click event? I have a button placed there in an UIView, and in a particular scenario i want to click the button via code, not manually as a user. Is it possible in iOS development? Please provide your suggestions and guide me how to do that. ...
https://stackoverflow.com/ques... 

overlay two images in android to set an imageview

...XML then simply set the image, or you can configure a LayerDrawable dynamically in code. Solution #1 (via XML): Create a new Drawable XML file, let's call it layer.xml: <layer-list xmlns:android="http://schemas.android.com/apk/res/android"> <item android:drawable="@drawable/t" /> ...
https://stackoverflow.com/ques... 

How to create an infinite loop in Windows batch file?

...it rem ** can be stopped with a syntax error call :stop ) :stop call :__stop 2>nul :__stop () creates a syntax error, quits the batch This could be useful if you need a really infinite loop, as it is much faster than a goto :loop version because a for-loop is cached completely once at sta...
https://stackoverflow.com/ques... 

Delete an element from a dictionary

... use an an already constructed dict without a single item as **kwargs, some_function(**{k:v for k,v in some_dict.items() if k not 'some_key'}) – Cole Nov 19 '17 at 21:14 ...
https://stackoverflow.com/ques... 

What is the best way to detect a mobile device?

...igator.userAgent.toLowerCase())); Now $.browser will return "device" for all above devices Note: $.browser removed on jQuery v1.9.1. But you can use this by using jQuery migration plugin Code A more thorough version: var isMobile = false; //initiate as false // device detection if(/(android|b...
https://stackoverflow.com/ques... 

How to call an async method from a getter or setter?

...ll get populated without blocking the UI, when getTitle() returns. string _Title; public string Title { get { if (_Title == null) { Deployment.Current.Dispatcher.InvokeAsync(async () => { Title = await getTitle(); }); } return _Title; } ...
https://stackoverflow.com/ques... 

Automatically remove Subversion unversioned files

Does anybody know a way to recursively remove all files in a working copy that are not under version control? (I need this to get more reliable results in my automatic build VMware.) ...
https://stackoverflow.com/ques... 

How to change context root of a dynamic web project in Eclipse?

...hought I'd answer anyway. Some of these answers give workarounds. What actually must happen is that you clean and re-publish your project to "activate" the new URI. This is done by right-clicking your server (in the Servers view) and choosing Clean. Then you start (or restart it). Most of the other ...