作者查詢 / Chikei
作者 Chikei 在 PTT [ java ] 看板的留言(推文), 共175則
限定看板:java
看板排序:
全部C_and_CPP180java175Soft_Job103cookclub91PC_Shopping82Steam59CFantasy43MuscleBeach38Programming21Storage_Zone20NSwitch19OverWatch17AI_Art10FITNESS10Magic10Simcity9GuildWars8Broad_Band6Electronics6Paradox6Translate-CS6hypermall5Stock5H-GAME4Option4Editor3Coffee2CompilerDev2Oversea_Job2Prob_Solve2e-shopping1EatToDie1Network1outdoorgear1SLG1Wine1<< 收起看板(36)
11F推:那你需要的是搞懂java物件生命週期跟GC大致上是怎麼實作的.06/15 01:37
12F→:搞懂這兩個自然就不會去期待讓java在銷毀物件時做事06/15 01:41
12F推:finalize或PhantomReference+ReferenceQueue06/12 17:18
13F→:不過都不保證執行時間點06/12 17:19
18F推:掛個proxy class然後在proxy object跑finalize,這樣也會因06/13 01:28
19F→:為後端conn obj還在連線而不會被回收?06/13 01:29
20F→:anyway, it's nondeterministic safeguard approach06/13 02:20
21F→:對JVM來說"物件沒有參照了"這件事的時間點是非確定性的06/13 02:22
1F推:2.struts是純web框架,spring沒這問題,不過真正問題是,05/31 16:52
2F→:你要找做什麼事的框架? 3.定義一下"很棒"吧05/31 16:54
8F推:http://goo.gl/rzr5j presentation patterns05/17 15:39
1F推:Gives notification that an "attribute" ... changed.05/16 23:26
1F推:http://stackoverflow.com/a/786129/4209805/10 18:04
5F推:CountDownLatch05/07 16:36
15F推:2.沒有,只有ServletContextListener#contextInitialized中05/07 12:51
16F→:可以透過ServletContext修改05/07 12:53
4F推:上面這兩種size應該不是從頭到尾一個String存的吧...04/27 01:55
12F推:Set.equals不能?04/03 17:50