作者查詢 / luoqr
作者 luoqr 在 PTT [ java ] 看板的留言(推文), 共231則
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13F→: 幾個eclipse其實不重要 重要的是你的project有多大 XD09/09 19:26
2F推: 最基本的CRUD就從留言板開始吧09/02 21:01
9F推: 先描述什麼樣的情境你會想要這樣做?08/25 21:15
5F推:舊版不是Entity可以跑?07/30 22:12
6F→:照概念來看em.create..執行取到的東西應該會被em列管才對07/30 22:14
7F→:非Entity的話...em是怎麼管理它的 @@?07/30 22:14
1F→:應該是在初始化UI前檢查連不上網路就結束程式了吧 XD07/23 10:11
7F→:因為spec是人訂出來的 追根究底和鑽牛角尖是不一樣的事07/21 22:53
8F→:繼承字眼從C++開始就一直有了 大家也都習慣了 為何要用擴充?07/21 22:55
9F→:繼承在你的理解和別人不一樣 不代表他就不適合被使用07/21 22:57
10F→:100人有99人都覺得是這意思 那它就是這意思了 這很現實07/21 23:02
1F推:new Child時會順便建構Father, 存取foo變數是跟father拿07/20 12:42
2F→:Father給的只有getFoo()並非變數本身07/20 12:43
3F→:不過實際上JVM會怎麼分配記憶體 那就要看怎麼實作JVM了?07/20 12:43
4F推:你可用其它方式解讀"定義" 並無人限制你 只是溝通上方便而已07/20 12:48
5F→:你可以做一個真的會把變數繼承給子類別的VM 也可以不要這樣07/20 12:54
6F→:只要滿足繼承的條件就好07/20 12:54
8F推:實際上英文也是用extends而非inherit XD07/20 22:59
1F→:compile error 的例子07/19 18:54
6F推:照你的宣告法 如果你要同時操作很多Team 那肯定寫的很醜07/19 18:51
7F→:或是Team裡有個大絕招需要三個角色合體完成的話 就會不好寫07/19 18:53
25F推:JPA在多個JVM上跑 不知道有沒有對db lock做處理的solution?07/18 08:49