作者查詢 / avhacker
作者 avhacker 在 PTT [ C_and_CPP ] 看板的留言(推文), 共205則
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2F推:請愛用 remove + erase 手法05/20 14:12
3F→:不過要使用 std::string XD05/20 14:13
5F→:若以此題為例:*(remove(foo, foo+sizeof(foo), ' '))=0;05/20 14:16
3F推:沒給參數名稱,是個無用的參數,又給了預設值,不知要幹嘛05/18 16:50
3F推:沒給參數名稱,是個無用的參數,又給了預設值,不知要幹嘛05/18 16:50
2F推:讀書 + 練習比較管用05/18 14:04
28F推:1. 幹嘛指來指去的,一行 new int; 就好啦 :)04/27 11:24
29F→:不過說真的,重修比較實在,不然以後會更辛苦04/27 11:25
1F推:struct 預設的存取權限為 public,而非都是 public04/23 17:34
2F→:這就是 struct 與 class 唯一的差別04/23 17:34
2F推:boost::function 可以支多形,非常方便04/21 15:05
4F推:當然有啊,你會有用到把 member function 包成functor時04/22 00:15
5F→:應該很快就會發現 virtual member function 也有這種需求04/22 00:16
6F→:假設你要把 C::f 包進 functor,而你操作的對像是 C*, 而04/22 00:17
7F→:C::f 是 virtual 的,這需求應該不會很難理解吧04/22 00:18
7F推:就是硬把 n 當 double 來解釋03/31 22:18
8F推:你可以把它想成這樣:*reinterpret_cast<double*>(&n)03/31 22:21
9F→:不過都是亂七八糟的寫法,沒什麼探討價值03/31 22:22
4F推:我猜這八成是作業,要在 outputMonthNumber() 填入參數03/28 23:37
6F→:提示:別把 cout 當 printf,cout 是個物件03/28 23:39
7F→:要寫到通就餵個 functor 就好啦. 之後就boost::bind 搞定03/28 23:40
1F推:裡面都是 busy loop,沒有等待嗎?03/25 18:29