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错误：缺少一个项目子类型。 子类型: 此安装不支持“{C089C8C0-30E0-4E22-8...
...Visual Studio 2012 SDKhttp: www.microsoft.com en-us download confirmation.aspx?id=30668解决方法：下载安装
Microsoft Visual Studio 2012 SDK
http://www.microsoft.com/en-us/download/confirmation.aspx?id=30668
缺少 项目子类型
C# HTTP上传文件（客户端及服务器端） - .NET(C#) - 清泛IT论坛，有思想、有深度
...出文件并保存文件的：（建立一个空白的asp.net页面Upload.aspx，Page_Load事件中添加如下代码）
foreach (string fileKey in Request.Files.AllKeys)
&n...
Collection versus List what should you use on your interfaces?
...what Krzysztof says at blogs.msdn.com/b/kcwalina/archive/2005/09/26/474010.aspx? Specifically his comment, We recommend using Collection<T>, ReadOnlyCollection<T>, or KeyedCollection<TKey,TItem> for outputs and properties and interfaces IEnumerable<T>, ICollection<T>, ...
Is Response.End() considered harmful?
... post CSV/XML/PDF etc in response to an event without rendering the entire ASPX page, this is how I do it. (overriding the render methods is overly complex for such a simple task IMO)
// Add headers for a csv file or whatever
Response.ContentType = "text/csv"
Response.AddHeader("Content-Disposition...
How to check for file lock? [duplicate]
... http://msdn.microsoft.com/en-us/library/windows/desktop/aa373661(v=vs.85).aspx
/// http://wyupdate.googlecode.com/svn-history/r401/trunk/frmFilesInUse.cs (no copyright in code at time of viewing)
///
/// </remarks>
static public List<Process> WhoIsLocking(string path)
...
A regular expression to exclude a word/string
...lows: ^/(?!css|js|images)([a-z]+)/?(\?(.+))?$ and it rewrites to /Profile.aspx?id=$1&$3 Will this rule work correctly and propagate the query string too? So if someone visits mydomain.com/hello?abc=123 I'd like it to rewrite to mydomain.com/Profile.aspx?id=hello&abc=123 I'm also a bit uns...
What are the default access modifiers in C#?
...able for use in C#.
See:
http://msdn.microsoft.com/en-us/library/ba0a1yw2.aspx
http://msdn.microsoft.com/en-us/library/ms173121.aspx
http://msdn.microsoft.com/en-us/library/cx03xt0t.aspx
(Man I love Microsoft URLs...)
share...
Call ASP.NET function from JavaScript?
... thing i did differently is I'm doing this in a user control instead of an aspx page.
– merk
Sep 23 '11 at 19:29
...
ASP.NET web.config: configSource vs. file attributes
... specified file
http://msdn.microsoft.com/en-US/library/ms228154(v=vs.100).aspx
Using the Configuration.AppSettings.Settings.Add API will result in all settings being merged back into the main .config on a Configuration.Save call.
since .NET 1.1
Exception is not thrown if file does not exist.
conf...
Convert XmlDocument to String
...in the remarks here: msdn.microsoft.com/en-us/library/system.xml.xmlwriter.aspx) that the elements and attributes will not be written until you call the Close method of the XmlWriter.
– TonE
Aug 23 '11 at 14:47
...