大约有 4,500 项符合查询结果（耗时：0.0263秒） [XML]
How do I create a unique constraint that also allows nulls?
...mething like this:
([YourColumnName] IS NOT NULL)
This works with MSSQL 2012
share
|
improve this answer
|
follow
|
...
git rebase without changing commit timestamps
...See "Change timestamps while rebasing git branch".
(Original answer, June 2012)
You could try, for a non-interactive rebase
(see just above: with Git 2.29, Q4 2020, that will work with an interactive rebase as well)
git rebase --ignore-date
(from this SO answer)
This is passed to git am, which men...
How to add a line break in C# .NET documentation
...
@IlPADlI, +1 for usage example. Confirmed working on VS 2012 Ultimate Update 5.
– Dennis T --Reinstate Monica--
May 11 '17 at 21:42
...
Best practice for partial updates in a RESTful service
...ietf.org/html/draft-ietf-appsawg-json-patch-08 or http://www.mnot.net/blog/2012/09/05/patch) or the XML patch framework (see http://tools.ietf.org/html/rfc5261). In my opinion though, json-patch is the best fit for your kind of business data.
PATCH with JSON/XML patch documents has very strait forw...
Async/Await vs Threads
...ps://docs.microsoft.com/en-us/previous-versions/visualstudio/visual-studio-2012/hh191443(v=vs.110)#threads)
Async/await is a quick way to run some code on the main application thread with the advantage that the code can suspend itself when it has no work to do and return focus to the main thread, "...
Moving multiple files in TFS Source Control
...Alex Angas
55.5k3939 gold badges128128 silver badges201201 bronze badges
answered Mar 17 '11 at 9:59
TitwanTitwan
69555 silver bad...
ASP.NET MVC Razor: How to render a Razor Partial View's HTML inside the controller action
... is a commercial product from version 2.0 (currently latest release Mar 12 2012). Version 1.9 (latest release Jun 9 2011) is still open source, but probably won't be developed any more. Any forks of 1.9 out there?
– Joel Purra
Apr 11 '12 at 14:26
...
App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
...建 Apps 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...
Algorithm to detect intersection of two rectangles?
...
The image is dead now (nov 2012)
– John Dvorak
Nov 25 '12 at 12:24
...
What is the advantage of using async with MVC5?
... current SynchronizationContext makes a big difference." (Async in C# 5.0, 2012, Alex Davies)
– annemartijn
Mar 22 '14 at 21:46
...