大约有 5,084 项符合查询结果（耗时：0.0221秒） [XML]
How do you perform a CROSS JOIN with LINQ to SQL?
...
Not the answer you're looking for? Browse other questions tagged c# linq linq-to-sql cross-join or ask your own question.
KeyValuePair VS DictionaryEntry
...
Not the answer you're looking for? Browse other questions tagged c# or ask your own question.
What is the use of ObservableCollection in .net?
...
From Pro C# 5.0 and the .NET 4.5 Framework
The ObservableCollection<T> class is very useful in that it has the ability to inform external objects
when its contents have changed in some way (as you might guess, working with
Read...
Procedure expects parameter which was not supplied
... Can I just add that DbNull is the SINGLE most useless "feature" of C#
– thaBadDawg
Apr 6 '12 at 22:49
add a comment
|
...
Most efficient way to concatenate strings?
...ng, with no separator. Latest version here is developed and unit-tested on C# 7 and .NET 4.7.
There are two keys to higher performance; the first is to pre-compute the exact total size required. This step is trivial when the input is an array as shown here. For handling IEnumerable<T> instead...
How to create .pfx file from certificate and private key?
...windows/hardware/ff550672(v=vs.85).aspx
Note: if you need/want/prefer a C# solution, then you may want to consider using the http://www.bouncycastle.org/ api.
share
|
improve this answer
...
ASP.NET MVC Custom Error Handling Application_Error Global.asax?
... View. The view page should be declared as follows:
<%@ Page Language="C#" Inherits="System.Web.Mvc.ViewPage<System.Exception>" %>
And the code to display the error:
<% if(Model != null) { %> <p><b>Detailed error:</b><br /> <span class="error">&l...
Can't connect to localhost on SQL Server Express 2012 / 2016
...ccur when connecting from other applications as well. Example for a normal C# web application Web.config connection string:
<connectionStrings>
<add name="DefaultConnection" connectionString="server=localhost;database=myDb;uid=myUser;password=myPass;" />
</connectionStrings>
...
SQL Server Regular expressions in T-SQL
...interested in using regex with CLR here is a solution. The function below (C# .net 4.5) returns a 1 if the pattern is matched and a 0 if the pattern is not matched. I use it to tag lines in sub queries. The SQLfunction attribute tells sql server that this method is the actual UDF that SQL server wil...
Dealing with commas in a CSV file
...
@MinhTran - "" is used to escape a double-quote within a C# verbatim string.
– Mike Christiansen
Jun 25 at 19:29
|
show 7 ...