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扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...een. According to a report by iSuppli, there were 1.3 billion touch-screen panels shipped worldwide in 2012, and in 2016, 2.8 billion touch-screen panels are expected to be shipped worldwide [2]. Because most touch screens are embedded with multi-touch technology, it is not surprising that multi-tou...
async/await - when to return a Task vs void?
...or more information see: http://msdn.microsoft.com/en-us/magazine/jj991977.aspx
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Why does Math.Floor(Double) return a value of type Double?
...double) returns a double: http://msdn.microsoft.com/en-us/library/e0b5f0xb.aspx
If you want it as an int:
int result = (int)Math.Floor(yourVariable);
I can see how the MSDN article can be misleading, they should have specified that while the result is an "integer" (in this case meaning whole num...
Override intranet compatibility mode IE8
...n the DOCTYPE". See: msdn.microsoft.com/en-us/library/ms535242%28VS.85%29.aspx If the company is running Active Directory, changes to browser settings can be propagated by the administrator. You can't do that with FireFox!
– Nate Zaugg
Jun 24 '10 at 18:29
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C# DropDownList with a Dictionary as DataSource
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If the DropDownList is declared in your aspx page and not in the codebehind, you can do it like this.
.aspx:
<asp:DropDownList ID="ddlStatus" runat="server" DataSource="<%# Statuses %>"
DataValueField="Key" DataTextField="Value"></asp:DropDown...
Error on renaming database in SQL Server 2008 R2
...nk might help:
http://msdn.microsoft.com/en-IN/library/ms345378(v=sql.105).aspx
and also:
http://msdn.microsoft.com/en-us/library/ms345378.aspx
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C# Create New T()
...tivator.CreateInstance ?
http://msdn.microsoft.com/en-us/library/wccyzw83.aspx
T obj = (T)Activator.CreateInstance(typeof(T));
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Open URL in same window and in same tab
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If you have your pages inside "frame" then
"Window.open('logout.aspx','_self')"
will be redirected inside same frame. So by using
"Window.open('logout.aspx','_top')"
we can load the page as new request.
shar...
Architecture for merging multiple user accounts together
...then a third-party identity record, and then they are paired.
In a control panel, the user is offered the opportunity to link an account by logging in to third-party services. (Pretty straightforward how this works.)
In the scenario where the user unwittingly makes multiple accounts, the solution i...
What is routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”)
...d requests. Why? Because MVC itself is an HttpHandler similar to .axd and .aspx and many other handlers that are in the web.config file. The MVC handler does not know how to process the request such as looking for embedded resources in an assembly-the AssemblyResourceLoader knows how to do that. MVC...