作者查詢 / ssccg
作者 ssccg 在 PTT [ java ] 看板的留言(推文), 共2140則
限定看板:java
看板排序:
全部Gossiping57313ChainChron8708NIHONGO5749C_Chat5643LightNovel3843java2140Wine2005chess1958AndroidDev1488FORMULA11463LoL1393Soft_Job1124C_Sharp1030FATE_GO759Web_Design637TypeMoon589Tennis550SMSlife547Tech_Job457FBG421Aviation200Tea187Grad-ProbAsk186StupidClown179KIRARA149marriage147MLB100e-shopping79PuzzleDragon79Ajax73Salary59home-sale54GraduateCram49GO44Japan_Travel42Seikai42joke38study35creditcard32L_TalkandCha32Marginalman32MacDev31car28WorldCup25HatePolitics24graduate22Teacher22LordsOfWater21PublicServan19Master_D17NihonBook17SENIORHIGH17Kaohsiung15Bank_Service13book13Olympics_ISG12StarCraft12C_BOO11Drink11MJ_JP11pts11C_and_CPP10nCoV201910rent-exp9ScienceNote9CVS8Hsinchu7Post7R_Language7TaichungBun7TOEIC7TPC_Police7WomenTalk7Baseball6biker6Fantasy6gallantry6NTU6NTUcourse6NY-Yankees6PingTung6Stock6BigBanciao5Examination5LangService5movie5MuscleBeach5Sub_GMobile5Taoyuan5AfterPhD4Delivery4I-Lan4Liu4NDHU-His964Tainan4AppleDaily3e-coupon3Finance3Hearthstone3IA3media-chaos3MobileComm3NTUDormG13PhD3specialman3SuperBike3TW-language3TY_Research3Weyslii3YOLO3Boy-Girl2cookclub2Doraemon2GameDesign2H-GAME2KOTDFansClub2KS95-3182LAW2Lawyer2Military2Non-Graduate2Palmar_Drama2PublicIssue2Railway2Translation2AC_Music1B97A013XX1bicycle1BraveFrontie1C_ChatBM1CFantasy1Database1EatToDie1Food_Safety1Geography1GossipPicket1juniorhigh1LTK1MATLAB1MGL-history1Miaoli1NextTV1NTPU-CSIE941NTPU-CSIE951NTUE-ME1001NTUSA1PunishRecord1sex1Shana1stationery1TamShui1Test1<< 收起看板(152)
1F→: implement interface的是class,不是object08/25 18:42
1F→: 字元是字元,如果你要處理binary value,應該用byte08/24 01:52
2F→: 如果你硬要用String做,編碼都要指定ISO-8859-108/24 01:56
3F→: 8C如果用ASCII、BIG5、UTF8,會因為找不到這個字元,被轉成08/24 02:02
4F→: FFFD (Unicode replacement character),再轉回來就變3F08/24 02:03
5F→: 3F就是?,都是代表不明字元08/24 02:04
6F→: 還有一個方法就是真的用字元來做,String AA = new String(08/24 03:14
7F→: char[]{0x00,0x8c,'5','5'...}),但是java的char是16bits08/24 03:15
8F→: 你想輸出成一個字元一個byte最終還是要轉成byte08/24 03:15
2F→: 你可以看method上面有個@Override,name上面沒有08/14 02:46
1F推: 結果是null,中間都沒有exception?08/13 20:35
2F→: 大概是RequestMappingHandlerMapping是在servlet-context08/12 18:30
3F→: 才生出來的,但是你的root-context scan的時候就嘗試建立08/12 18:31
4F→: 你的controller所以找不到?08/12 18:31
5F→: 就算可以拖拉也不會想用拖拉寫HTML/JSP...08/12 15:38
1F→: ctrl+\08/11 20:36
1F→: interface又不管實作,為什麼要管怎麼實例化?08/11 19:54
2F→: 你需要的是abstract class08/11 19:55
4F→: 如果你認為實作類別裡面要存一個string,那就用abstract08/11 20:03
5F→: class,如果該類別該提供string,interface該定的是getter08/11 20:04
3F→:developer.android.com/reference/android/widget/EditText07/27 14:25
2F→:匿名類別07/26 15:54