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作者 QQ29 在 PTT [ C_and_CPP ] 看板的留言(推文), 共2161則
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5F推: 請問搶著cpu 不放是因為os排程特殊嗎?沒io就不放?09/26 00:13
6F推: 學c++才是正道09/01 23:09
1F推: 請問L大有abi compatible的資料可以學習嗎,很像知道軟體公08/14 23:21
2F→: 司怎樣規範,才能每次update都保證dll 和exe相容08/14 23:21
10F推: 可是在dll新增virtual function or改變function prototype這08/15 18:52
11F→: 不叫binary imcompatible嗎,還是abi相容跟bin compatible08/15 18:52
12F→: 兩碼子事08/15 18:52
11F推: 像是c# java 的compare function用來比浮點數 有風險嗎08/13 09:10
1F推:catch seh exception看是哪一種08/05 19:29
2F→:GetExceptionCode08/05 19:31
12F推:只有by value 跟by reference其他都是虛名07/21 00:51
1F推:entercriticalsection?06/24 19:34
9F推:請教lock free 含義是implement不用lock 等等sync物件06/24 23:29
10F→:還是說 使用上不需要額外自己lock 就叫lock free呢06/24 23:30
11F→:因為總覺得 lock free queue裡面實作一定會用到lock有辦法不06/24 23:31
12F→:用到嗎?06/24 23:31
15F推:很像win32 interlocked那些api06/25 01:09
16F→:但跟queue那些結構怎扯上關係實在不明白~06/25 01:09
17F→:還是說提供atomic 就叫lock free呢06/25 01:10
13F推:若placement new這if 又不成立,邏輯上會錯吧?兩instance sa06/22 00:48
14F→:same this ptr?06/22 00:48
4F推:很好奇有虛擬記憶體位址如何有能力造成別的process出問題06/10 23:22
19F推:再怎樣有辦法對別隻ap造成影響嗎?06/12 00:22
33F推:\n\是啥06/12 23:51
6F→:LoadLibrary(L"Kernel32.dll");06/11 18:13
7F→:LoadLibrary(L"API-MS-WIN-CORE-PROCESSTHREADS-L1-1-2.DLL")06/11 18:13
8F→:LoadLibrary(L"API-MS-WIN-CORE-HEAP-L1-2-0.DLL");06/11 18:14
9F→:發現 這三個dll load出來位址一樣...完全無法理解06/11 18:14
10F→:我用dependencywalker看,一堆不瞭解的地方,真的是太深奧了06/11 18:16
11F→:網路上也找不到這tool顯示資訊的介紹只能猜06/11 18:17
12F→:LoadLibrary(L"Kernel32.dll");位址減06/11 18:19
13F→: GetProcAddress(handle0, "Loadlibrary"); 也不是我理解的06/11 18:19
14F→:載入位址的offset..同樣觀念套在自己做的dll就OK...06/11 18:19
15F→:不知微軟做了甚麼手腳.....06/11 18:20