大约有 40,000 项符合查询结果(耗时:0.0482秒) [XML]

https://stackoverflow.com/ques... 

ASP.NET MVC - Set custom IIdentity or IPrincipal

...ce interface ICustomPrincipal : IPrincipal { int Id { get; set; } string FirstName { get; set; } string LastName { get; set; } } CustomPrincipal public class CustomPrincipal : ICustomPrincipal { public IIdentity Identity { get; private set; } public bool IsInRole(string role) ...
https://stackoverflow.com/ques... 

Entity Framework 5 Updating a Record

...hen to call, for example: public void UpdatePasswordAndEmail(long userId, string password, string email) { var user = new User {UserId = userId, Password = password, Email = email}; Update(user, u => u.Password, u => u.Email); Save(); } I like one trip to the database. Its pro...
https://stackoverflow.com/ques... 

RGB to hex and hex to RGB

...required zero padding: function componentToHex(c) { var hex = c.toString(16); return hex.length == 1 ? "0" + hex : hex; } function rgbToHex(r, g, b) { return "#" + componentToHex(r) + componentToHex(g) + componentToHex(b); } alert(rgbToHex(0, 51, 255)); // #0033ff Conve...
https://stackoverflow.com/ques... 

Function to convert column number to letter?

... letter for a given column number. Function Col_Letter(lngCol As Long) As String Dim vArr vArr = Split(Cells(1, lngCol).Address(True, False), "$") Col_Letter = vArr(0) End Function testing code for column 100 Sub Test() MsgBox Col_Letter(100) End Sub ...
https://stackoverflow.com/ques... 

Finding Key associated with max Value in a Java Map

...s with maximum value public class NewClass4 { public static void main(String[] args) { HashMap<Integer,Integer>map=new HashMap<Integer, Integer>(); map.put(1, 50); map.put(2, 60); map.put(3, 30); map.put(4, 60); map.put(5, 60); ...
https://stackoverflow.com/ques... 

Suppress Scientific Notation in Numpy When Creating Array From Nested List

...r 1D and 2D arrays you can use np.savetxt to print using a specific format string: >>> import sys >>> x = numpy.arange(20).reshape((4,5)) >>> numpy.savetxt(sys.stdout, x, '%5.2f') 0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15...
https://stackoverflow.com/ques... 

Why do I need an IoC container as opposed to straightforward DI code? [closed]

...start writing. You start with this: public class Customer { public string FirstName { get; set; } public string LastName { get; set; } public DateTime CustomerSince { get; set; } public string Status { get; set; } } ..and end up with this: public class UglyCustomer : INotifyPr...
https://stackoverflow.com/ques... 

What is the difference between a static and a non-static initialization code block

...nside Static Initializer."); // fruits array ArrayList<String> fruits = new ArrayList<>(); fruits.add("Apple"); fruits.add("Orange"); fruits.add("Pear"); // print fruits for (String fruit : fruits) { System.out.println...
https://stackoverflow.com/ques... 

Regular Expression for alphanumeric and underscores

I would like to have a regular expression that checks if a string contains only upper and lowercase letters, numbers, and underscores. ...
https://stackoverflow.com/ques... 

Is there a difference between using a dict literal and a dict constructor?

...o be extra nice. Just as it always seems to offer to convert single-quoted strings into double-quoted -- for no apparent reason. – maligree Jul 7 '11 at 12:53 1 ...