比較兩個List , List Compare, var a = SequenceEqual & Equal ignore order

使用linq函式 1.完全符合 var a = ints1.SequenceEqual(ints2); 2.無視順序 To ignore order, use SetEquals: var a = new HashSet(ints1).SetEquals(ints2);

EF with MySQL syntax error 解決辦法

mvc網站對mySql建立entity之後，在新增時出錯 錯誤內容: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near: {SQL COMMAND} 1.Right click on the edmx file, select Open with, XML editor 2.Remove the DefiningQuery entirely 3.Rename the store:Schema="dbo" to Schema="dbo (remove the "store:") 4.Remove the store:Name=... property (entirely)