大约有 48,000 项符合查询结果（耗时：0.0613秒） [XML]
How does the C# compiler detect COM types?
... +1 for being awesome by writing the accepted answer when Eric Lippert and Jon Skeet also answered ;) No, really, +1 for mentioning CoClass.
– OregonGhost
Jul 10 '09 at 16:16
...
What are the Web.Debug.config and Web.Release.Config files for?
I just upgraded to Visual Studio 2010 and MVC 2.0 and I noticed the Web.config has two additional files attached to it? Are these files used to specify debug and release specific settings, so you don't clutter up the main Web.config?
...
GCD to perform task in main thread
...are on the main thread, the behaviour is the same: the block is scheduled, and executed when the run loop of the main thread is run.
share
|
improve this answer
|
follow
...
Update Row if it Exists Else Insert Logic with Entity Framework
...or a while? For example, during the life of a Windows form? I normally try and clean up database objects to ensure minimum load on the database. Is there no problem waiting to destroy my EF context?
– Jonathan Wood
Apr 6 '11 at 2:16
...
How to combine two jQuery results
...
You can use add();
var $foos = $('.foo');
var $foosAndBars = $foos.add('.bar');
or
var $allFoosAndBars = $allFoos.add($allBars);
share
|
improve this answer
|
...
How can I tell if one commit is a descendant of another commit?
...t way would be to git checkout -b quickcheck <more-recent-commit-ID> and then git branch --contains <older-commit-ID> (and then git branch -D quickcheck to get rid of the temporary branch).
– clee
Jun 10 '10 at 20:23
...
Include jQuery in the JavaScript Console
... best better, creating a Bookmark makes it really convenient, let's do it, and a little feedback is great too:
Right click the Bookmarks Bar, and click Add Page
Name it as you like, e.g. Inject jQuery, and use the following line for URL:
javascript:(function(e,s){e.src=s;e.onload=function(){jQuer...
Strings as Primary Keys in SQL Database [closed]
I am not very familiar with databases and the theories behind how they work. Is it any slower from a performance standpoint (inserting/updating/querying) to use Strings for Primary Keys than integers?
...
Add column to SQL Server
...
Use this query:
ALTER TABLE tablename ADD columname DATATYPE(size);
And here is an example:
ALTER TABLE Customer ADD LastName VARCHAR(50);
share
|
improve this answer
|
...
Make XAMPP/Apache serve file outside of htdocs [closed]
...
Ok, per pix0r's, Sparks' and Dave's answers it looks like there are three ways to do this:
Virtual Hosts
Open C:\xampp\apache\conf\extra\httpd-vhosts.conf.
Un-comment ~line 19 (NameVirtualHost *:80).
Add your virtual host (~line 36):
<Virtua...