大约有 19,600 项符合查询结果(耗时:0.1330秒) [XML]

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Get battery level and state in Android

... Based on official android docs, you can use this method in a Helper or Util class to get current battery percentage: public static int getBatteryPercentage(Context context) { if (Build.VERSION.SDK_INT >= 21) { ...
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How to access outer class from an inner class?

... add metaclass _METACLASS_ = '_metaclass_helper_' def with_metaclass(meta, base=object): return meta(_METACLASS_, (base,), {}) class OuterMeta(type): def __new__(mcs, name, parents, dct): cls = super(OuterMeta, mcs).__new__(mcs, name, parents, dct) for klass in dct.values()...
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Usage of EnsureSuccessStatusCode and handling of HttpRequestException it throws

...c SimpleHttpResponseException(HttpStatusCode statusCode, string content) : base(content) { StatusCode = statusCode; } } source code for Microsoft's EnsureSuccessStatusCode can be found here Synchronous version based on SO link : public static void EnsureSuccessStatusCode(this Htt...
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Count, size, length…too many choices in Ruby?

... There is a crucial difference for applications which make use of database connections. When you are using many ORMs (ActiveRecord, DataMapper, etc.) the general understanding is that .size will generate a query that requests all of the items from the database ('select * from mytable') and the...
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CSS /JS to prevent dragging of ghost image?

..." functionality of an element, not to entirely disable any and all pointer-based interaction with the element. – Chad Dec 28 '18 at 20:42 4 ...
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Call UrlHelper in models in ASP.NET MVC

...ty on a created MyModel object will return the valid Url to view the Model based on the routing in Global.asax share | improve this answer | follow | ...
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Find the number of downloads for a particular app in apple appstore [closed]

...t you can do is find a few companies that are sharing and then extrapolate based on app ranking (which is available publicly). The best you'll get is a ball park estimate. share | improve this answe...
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When to use the JavaScript MIME type application/javascript instead of text/javascript?

Based on the question jQuery code not working in IE , text/javascript is used in HTML documents so Internet Explorer can understand it. ...
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Difference between JOIN and INNER JOIN

... Is this true for all data bases (e.g. SQL, postgres?) Does anyone know a link to the documentation explaining this? – Chogg Oct 25 '17 at 17:32 ...
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Configure Microsoft.AspNet.Identity to allow email address as username

...of this (in App_Code\IdentityModels.cs) is public UserManager() : base(new UserStore<ApplicationUser>(new ApplicationDbContext())) { UserValidator = new UserValidator<ApplicationUser>(this) { AllowOnlyAlphanumericUserNames = false }; } ...