基本原則:1. Boundaries are explicit.邊界是清晰的。2.Services are autonomous.服務時自治的。3.Share schema and contract ,not class.共用實體和契約,不是類。4. Compatibility based on policy.相容性是基於策略的。 擴充的一些原則:1. 高度可重用性:服務可以重複使用於各種目的。2. 服務是無狀態的:如使用Rest。3. 服務時獨立的。4. 服務是抽象的,用於特定的應用程式。5.
select [表名]=c.Name, [表說明]=isnull(f.[value],''), [列名]=a.Name, [列序號]=a.Column_id, [標識]=case when is_identity=1 then '是' else '' end, [主鍵]=case when exists(select 1 from sys.objects x join sys.indexes y on x.Type=N'PK' and
Aptana Studio 1.1 pro是收費的,下載後可以免費使用30天,我們預設安裝的是aptana Studio Community Edition版本 我們現在讓它變成pro免費的首先到http://blogimg.chinaunix.net/blog/upfile2/080912015855.zip下載這個壓縮包,然後解壓開來,把裡面的jar包放入Aptana Studio中plugins目錄下 覆蓋即可。然後啟動 啟動Aptana,在Help–>Aptana
Function replace(ByVal sstr As String, ByVal stag As String, ByVal srep As String) As String Dim l1, l2, l3, x, i As Long Dim st As String x = InStr(sstr, stag) If x < 1 Then replace = sstr Exit Function End If st =
i would not spend any time working when i can't focus.From now on, i will continue to program everytime when i get a idea.don't care whether it is a creative idea.Maybe just small idea, after i progrmamingi can extend it to super idea.In addition, i
1.Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed due to the following error: 80070005 拒絕訪問。 (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED)).此問題出現有多種原因,要麼找不到Com,要麼沒有許可權訪問Com需要在Com組件中 配置