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undeclared identifier
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Use of undeclared identifier 'XXX'; did you mean '_XXX'? Object-C在2.0引入@property 但要注意的是，@property自動幫我們生成的getter/setter中，實...
SQLite Error : automatic index on tablename(columnname)
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文章轉載 SQLite Database gives warning automatic index on (column) After upgrading Android L 原文說明為何5.0的Android裝置會遇到Error等級的 automatic index...
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