大约有 26,000 项符合查询结果(耗时:0.0264秒) [XML]

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Linux: is there a read or recv from socket with timeout?

...fd, SOL_SOCKET, SO_RCVTIMEO, (const char*)&tv, sizeof tv); // WINDOWS DWORD timeout = timeout_in_seconds * 1000; setsockopt(socket, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof timeout); // MAC OS X (identical to Linux) struct timeval tv; tv.tv_sec = timeout_in_seconds; tv.tv_use...
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Ubuntu下CodeBlock开发环境配置 - C/C++ - 清泛网 - 专注C/C++及内核技术

...跨平台、支持SVN、代码高亮、格式化、国际化(软件界面语言可定制为中文)、强大... Code::Blocks是一款功能强悍的CC++ IDE,工具小巧灵活、跨平台、支持SVN、代码高亮、格式化、国际化(软件界面语言可定制为中文)、强大的...
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Linux编程中各种头文件 - C/C++ - 清泛网 - 专注C/C++及内核技术

...nux编程中各种头文件2.stdlib.h stdlib 头文件里包含了CC++语言的最常用的系统函数stdlib.h里面定义了五种类型、一些宏和通用工具函数。类型例如size_t、wc...1.stdlib.h  stdlib 头文件里包含了CC++语言的最常用的系统函数 stdlib.h...
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64 bit OS下int占几个字节? - C/C++ - 清泛网 - 专注C/C++及内核技术

...个字节?int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的,不受编译器的影响。__int64才是8位的。另外,指针是受编译器 OS影响的,3...int固定4字节,不要受64 bit的混淆。int是由编程语言设计决定的,不受编译器的...
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What is a bus error?

...er math on. Look carefully at the code above. The compiler has carefully dword aligned your pointer for data- and then you screw everything up on the compiler by offsetting the reference by TWO and typecasting to a very much needing to be dword aligned access on what's going to be a non-dword boun...
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#pragma pack effect

...nts (e.g. members of classes and structs) are typically aligned on WORD or DWORD boundaries for current generation processors in order to improve access times. Retrieving a DWORD at an address which isn't divisible by 4 requires at least one extra CPU cycle on a 32 bit processor. So, if you have e.g...
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13 个免费学习编程的好地方 - 创意 - 清泛网 - 专注C/C++及内核技术

...这里你可以找到 500 本免费编程书,涵盖 80 个不同的编程语言,这些书在Git 库托管服务中,这意味着会被定期更新。 MIT 开源课件 如果你已经了解了基本知识,想更进一步,例如探索编程背后的理论, 你就可以利用MIT 的免...
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Code Golf: Collatz Conjecture

...NUMBER ; section .text global main extern printf extern atoi main: cmp dword [esp+0x04], 2 jne .usage mov ebx, [esp+0x08] push dword [ebx+0x04] call atoi add esp, 4 cmp eax, 0 je .usage mov ebx, eax push eax push msg .loop: mov [esp+0x04], ebx call printf test ebx,...
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Swift 和 .Net 开源,回顾 2015 年 9 大开源事件 - 开源 & Github - 清泛网...

...苹果宣布 Swift 开源 今年最大的故事因宣布新的编程语言 Swift 开源而颁给苹果公司。在此过程中,苹果的公关团队宣称全球最大的电脑公司将开源作为重要的战略部分,在开源社区拒绝之后苹果改变了自己的措辞。不过,这...
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修改ORALCE 字符集从American_American.ZHS16GBK 到SIMPLIFIED CHINESE_CHI...

...不需要使用ALTER DATABASE CHARACTER SET来修改,仅仅修改一下语言的环境变量就可以了。 现在整个语言环境都是中文的了 字符集查询也是简体中文。 ORALCE 字符集