大约有 47,000 项符合查询结果（耗时：0.0467秒） [XML]
Why does HTML think “chucknorris” is a color?
How come certain random strings produce colors when entered as background colors in HTML? For example:
9 Answers
...
PadLeft function in T-SQL
...
STR() only works on numbers (or numbers in string fields). This code breaks if you are using it on a varchar field that you assume to have a number but one of the records has bad (non-numeric) data. The RIGHT() function won't break in this case.
–...
Access to the path is denied
...e file name.
Old Code
File.WriteAllBytes(@"E:\Folder", Convert.FromBase64String(Base64String));
Working Code
File.WriteAllBytes(@"E:\Folder\"+ fileName, Convert.FromBase64String(Base64String));
share
|
...
asp.net mvc: why is Html.CheckBox generating an additional hidden input
...rough to change it. Same goes with any other property, default value for a string is null. If you don't send a value it's null. In your example of setting a property to true in the constructor, that's honestly a bad design decision and it now comes to light because of how checkboxes work in http lan...
What is a WeakHashMap and when to use it? [duplicate]
...is good to implement canonical maps. Lets say you want to associate
some extra information to an object that you have a strong reference
to. You put an entry in a WeakHashMap with the object as the key, and
the extra information as the map value. Then, as long as you keep a
strong reference ...
Table name as variable
...ableName NVARCHAR(100)
AS
BEGIN
-- SET NOCOUNT ON added to prevent extra result sets from
-- interfering with SELECT statements.
SET NOCOUNT ON;
DECLARE @sSQL nvarchar(500);
SELECT @sSQL = N'SELECT * FROM' + QUOTENAME(@TableName);
EXEC sp_executesql @sSQL
END
...
String representation of an Enum
...pattern.
public sealed class AuthenticationMethod {
private readonly String name;
private readonly int value;
public static readonly AuthenticationMethod FORMS = new AuthenticationMethod (1, "FORMS");
public static readonly AuthenticationMethod WINDOWSAUTHENTICATION = new Authenti...
What is content-type and datatype in an AJAX request?
...json",
contentType: "application/json; charset=utf-8",
data : JSON.stringify(data),
success : function(result) {
alert(result.success); // result is an object which is created from the returned JSON
},
});
If you're expecting the following:
<div>SUCCESS!!!</div>...
Echo equivalent in PowerShell for script testing
...
You also want to get familiar with Out-String, because with any non-trivial object, you'll need to use that to convert the object to a display-able string before using any of those three Write-* cmdlets.
– Jaykul
Nov 2 '09 at...
What is the use of the %n format specifier in C?
... Oh my - this is a character-based version of computing the pixel size of string in a given font!
– user3458
Aug 4 '10 at 12:41
...