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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1F推:繁簡互轉除非你要研究作法 否則這種常見功能找找看lib就好了09/05 22:40
5F→:SCJP背完答案就可以去考了08/31 19:51
3F推:基本上面對這樣的資料量...選用資料庫解法會簡單省事很多 XD08/27 20:06
5F→:join column就好了? :$08/27 20:23
1F→:網路先看一看再去找本相容你的書就好了 深入研究是以後的事08/26 21:19
5F推:用substring會比split快嗎?08/26 12:41
6F→:感覺split參數是regular exp 應該會慢一些...08/26 12:42
7F推:查了一下 http://0rz.tw/1zQXU StringTokenizer好像也不錯?08/26 12:45
8F推:順序...有差嗎? 你不是0,1,2都要...@@08/26 20:49
9F→:檔案格式有問題? 還是程式寫歪了 XD08/26 21:12
10F→:要看是跑到第幾行爆掉 或是第一行就爆了? 這片段資訊不足08/26 21:15
4F推:XDDDDD 真是太有才了04/17 21:45
6F推:還熱賣才糟.....http://0rz.tw/1MI5Y04/17 22:01
5F→:str=data 然後str又=str2 所以 data 不會被改到04/14 12:57
6F→:應該說是兩個相同物件 裡面的欄位值可能不一樣 要比較差異點04/13 20:33
7F→:這裡說的相同 指的是class相同04/13 20:35
8F→:我也想過用反射 不過似乎不好做且速度慢 不知道有沒更好方式04/13 20:37
12F→:感謝a大 我來看看equalBuilder~~:D04/14 02:27
8F→:不過拜託以後出去工作不要這樣寫 XD11/23 00:15