With a variable typed id, you can send it any known message and the compiler will not complain. With a variable typed NSObject *, you can only send it messages declared by NSObject (not methods of any subclass) or else it will generate a warning. In
Cheryl Simmons - MSFT 13 May 2007 9:36 PM 1Periodically someone questions me about a caution that appears in all of the System.Drawing.* namespace overview topics. It reads:"Classes within the System.Drawing namespace are not supported for use
本次演練中將向大家展示如何通過實現一個自訂RenderingTemplate控制項來對mobile首頁進行定製。下面的例子展示了如何定製首頁的頁首部分。SPMobileWebTitle在STS首頁,mbllists.aspx中的HeanderTemplate元素裡聲明了一個 SPMobileWebTitle 對象:Code highlighting produced by Actipro CodeHighlighter
最近用objective-c畫圖形,當時我就是想無論在Mac或Windows平台中都存在繪圖環境(並且graphics content都擁有圖形環境狀態堆棧)的概念,這種繪圖模型是誰發明的,最早使用這種模式的是什麼編程平台?終於找到最原始的出處:來自Adobe的postscript,我認為是在蘋果成立初期與Adobe在雷射印表機上的合作中此技術被蘋果所借鑒. Display PostScript (or DPS) is a graphical user interface (GUI)
Windows SharePoint Services 3.0提供了Featue事件相關的類庫,可以允許您捕獲和相應Feature安裝到伺服器陣列,添加到新的虛擬伺服器或卸載等事件。其中一些事件是 post 事件,也就是說在相應行為已經被提交或Feature定義已經在場的Feature集合中被建立後才觸發。 通過Feature事件不可能取消一個安裝或卸載操作。Feature 事件類別Microsoft.SharePoint.SPFeatureReceiver
Today, i had trying update my project with three20 to ios6, but somethings had raised that it reports errors (e.g. _tapCount,_view can not by finded) in file UIViewAdditions.m. 開啟檔案後發現裡面有宏定義,判斷如果是調試階段,會使用 私人變數 輸出某些資訊,結果屏避之再編譯就可以了。 1 / Remove