大约有 2,100 项符合查询结果(耗时:0.0186秒) [XML]

https://www.tsingfun.com/it/os_kernel/2261.html 

BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...问题。由于每创建一个线程,就要为这个线程分配一定的内存空间(也叫工作存储器),而且操作系统本身也对线程的总数有一定的限制。如果客户端的请求过多,服务端程序可能会因为不堪重负而拒绝客户端的请求,甚至服务...
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Is there an easy way to check the .NET Framework version?

...ck latest version, but it not lists version 4.5 even it is installed in my PC. Please guide me – Upendra Chaudhari Jan 3 '14 at 6:57 1 ...
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What characters are valid for JavaScript variable names?

...ark (Mc)”, “Decimal digit number (Nd)”, or “Connector punctuation (Pc)”. I’ve also created a tool that will tell you if any string that you enter is a valid JavaScript variable name according to ECMAScript 5.1 and Unicode 6.1: P.S. To give you an idea of how wrong Anthony Mills' a...
https://www.tsingfun.com/ilife/tech/1245.html 

O2O江湖:2015大洗牌 2016 BAT等巨头将“肉搏” - 资讯 - 清泛网 - 专注C/C++及内核技术

...曾经分析过——支付宝越来越向“工具化”靠拢,但工具最大的问题在于用户粘性太低,因此你看到支付宝或者说整个阿里在社交上总怀揣梦想。 如今支付宝正努力将口碑的O2O业务与其融合,也是一样的道理——提高使用频率...
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Why are only a few video games written in Java? [closed]

...t phones you are left with about the CPU power of an original 4.77 mhz IBM PC, and lousy control over everything. [...snip...] Write-once-run-anywhere. Ha. Hahahahaha. We are only testing on four platforms right now, and not a single pair has the exact same quirks. All the commercial games are t...
https://www.tsingfun.com/ilife/tech/901.html 

为何谷歌不可复制? - 资讯 - 清泛网 - 专注C/C++及内核技术

...广告,通过匹配与搜索关键词相关的广告,谷歌成为全球最大的广告商。但没有多少人知道2002年5月发生在谷歌内部的一件“小”事:当时佩奇对于关键词匹配的广告很不满,周五下班前他将搜索结果打印出来贴到公司公告牌上...
https://www.tsingfun.com/ilife/tech/638.html 

刘强东“一元年薪”背后的O2O棋局 - 资讯 - 清泛网 - 专注C/C++及内核技术

...至8月12日,短短5个交易日,其最低价格下探至25.64美元,最大跌幅高达25.29%;按其总股本27.35亿股计,5个交易日,京东蒸发市值237亿美元,蒸发比例高达39%。 入股永辉 其实除了降薪,京东为了提振市场信心也在做着诸多尝试...
https://www.tsingfun.com/it/cpp/1364.html 

windows下捕获dump之Google breakpad_client的理解 - C/C++ - 清泛网 - 专注C/C++及内核技术

...因为堆坏了导致的崩溃,这时候异常处理函数里又干了堆内存分配的事情,那肯定就又继续crash。 breakpad_client对使用者的通知是用回调函数做的,回调函数是在对象初始化时传递的函数指针,有一个函数有三个回调函数指针(...
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Best way to detect Mac OS X or Windows computers with JavaScript or jQuery

...e left side when the user is on Mac and the right side when the user is on PC. Now I'm doing it by examining the user agent, but it can be too easily spoofed for reliable OS detection. Is there a surefire way to detect whether the OS on which the browser is running is Mac OS X or Windows? If not, wh...
https://www.tsingfun.com/it/cp... 

INT 10H 中断介绍 - C/C++ - 清泛网 - 专注C/C++及内核技术

...内。X 轴和直角坐标系相同,越右边越大,存于 DL 内,其最大值视显示模式而变。 AH=03H AH=03H/INT 10H 这个中断服务程序返回时,会在 DX 里面有光标的行列位置,CX 内有光标的大小,DX、CX 之数值所代表的意义和 AH=02H/INT 10H、AH=01...