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WSAAsyncSelect模型 - C/C++ - 清泛网 - 专注C/C++及内核技术

... // TODO: 在此添加额外的初始化代码 WSADATA wsaData; WORD sockVersion = MAKEWORD(2, 2); if(WSAStartup(sockVersion, &wsaData) != 0) { return 0; } USHORT nPort=4567; SOCKET s=socket(AF_INET,SOCK_STREAM,0); sockaddr_in sin; sin.sin_family=AF_INET; sin.sin_port=nto...
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libunwind:记录程序崩溃堆栈 - 开源 & Github - 清泛网 - 专注C/C++及内核技术

...void) { char name[256]; unw_cursor_t cursor; unw_context_t uc; unw_word_t ip, sp, offp; unw_getcontext(&uc); unw_init_local(&cursor, &uc); syslog(LOG_ERR, "--illegal memory access--"); while(unw_step(&cursor) > 0) { name[0] = '\0'; unw_get_proc_name(&cursor, name, 256, &off...
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How do cache lines work?

... If the cache line containing the byte or word you're loading is not already present in the cache, your CPU will request the 64 bytes that begin at the cache line boundary (the largest address below the one you need that is multiple of 64). Modern PC memory modules ...
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Getting random numbers in Java [duplicate]

...l return an integer between 0 (inclusively) and 50 (exclusively) (in other words [0-49]). We add 1 to have [1-50]. So, if you take 45 as a minimum and add it to rand.nextInt(50), you'll have a value between 45 and 94 inclusively. – The_Rafi Apr 2 '16 at 3:57 ...
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How to go back (ctrl+z) in vi/vim

...nd want to return to the previous version of the text. Like BACK button in Word. I wonder how can you achieve this behaviour in Vim. ...
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How can I check if a key exists in a dictionary? [duplicate]

... Where did the word "array" come from in this answer? – Ray Salemi Mar 29 '17 at 17:19 7 ...
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What is the correct answer for cout

...). Your edited version is good as far as it goes, but in my mind, the key word is partial ordering; sequence points only introduce a partial ordering. – James Kanze May 28 '12 at 11:30 ...
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Setting Corner Radius on UIImageView not working

... Code-only answers are discouraged. Please click on edit and add some words summarising how your code addresses the question, or perhaps explain how your answer differs from the previous answer/answers. Thanks – Nick Dec 20 '18 at 11:34 ...
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How to display double quotes(") Symbol in a TextView?

I'm trying to display some words in double quotes, in Text view in in xml file. But its not working. Pls help me. 9 Ans...
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sass --watch with automatic minify?

...n, and this would be a perfectly fine answer, if there were at least a few words of description. – Matthias Seifert Dec 19 '18 at 13:27 add a comment  |  ...