大约有 47,000 项符合查询结果(耗时:0.0553秒) [XML]

https://stackoverflow.com/ques... 

How to sort an IEnumerable

How can I sort an IEnumerable<string> alphabetically. Is this possible? 4 Answers ...
https://stackoverflow.com/ques... 

Dynamically replace the contents of a C# method?

...namespace InjectionTest { class Program { static void Main(string[] args) { Target targetInstance = new Target(); targetInstance.test(); Injection.install(1); Injection.install(2); Injection.install(3); ...
https://stackoverflow.com/ques... 

Using a Single Row configuration table in SQL Server database. Bad idea?

... same default value (null/empty?) negative: everything has to be stored as strings (ie. nvarchar) negative: when dealing with the settings in code, you have to know what type a setting is and cast it The single row option is by far the easiest one to work with. This is because you can store each se...
https://stackoverflow.com/ques... 

Android: How to bind spinner to custom object list?

...need a value, do something like this (no, you don't have to chain it): String selectedVal = getResources().getStringArray(R.array.values)[spinner.getSelectedItemPosition()]; share | improve th...
https://stackoverflow.com/ques... 

Can (domain name) subdomains have an underscore “_” in it?

...ntax" in Section 3.5 of RFC 1034 as modified by RFC 1123. Briefly, it is a string consisting of ASCII letters, digits, and the hyphen with the further restriction that the hyphen cannot appear at the beginning or end of the string. Like all DNS labels, its total length must not exceed 63 octets. ...
https://stackoverflow.com/ques... 

How can I use different certificates on specific connections?

...eArrayInputStream derInputStream = new ByteArrayInputStream(app.certificateString.getBytes()); CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509"); X509Certificate cert = (X509Certificate) certificateFactory.generateCertificate(derInputStream); String alias = "alias";//ce...
https://stackoverflow.com/ques... 

When to Redis? When to MongoDB? [closed]

...lets you give it a key and look up a single value. Redis itself can store strings, lists, hashes, and a few other things; however, it only looks up by name. Cache invalidation is one of computer science's hard problems; the other is naming things. That means you'll use Redis when you want to avoi...
https://stackoverflow.com/ques... 

Why can't I use a list as a dict key in python?

...) as explained by others here, indeed you cannot. You can however use its string representation instead if you really want to use your list. share | improve this answer | fo...
https://stackoverflow.com/ques... 

Get user profile picture by Id

...=picture.type(large) this is useful when you have something like this, String url = "graph.facebook.com/me?fields=id,name,email,picture.type(large) as mentioned in other answers you can replace large with normal,small,square... – yajnesh Dec 16 '15 at 11:4...
https://stackoverflow.com/ques... 

How do I get an animated gif to work in WPF?

...alue) (sender as GifImage).StartAnimation(); } public string GifSource { get { return (string)GetValue(GifSourceProperty); } set { SetValue(GifSourceProperty, value); } } public static readonly DependencyProperty GifSourceProperty = Dependenc...