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Code Golf: Lasers

... Perl, 166 160 characters Perl, 251 248 246 222 214 208 203 201 193 190 180 176 173 170 166 --> 160 chars. Solution had 166 strokes when this contest ended, but A. Rex has found a couple ways to shave off 6 more characters: s!.!$t{$s++}=$&!ge,$s=$r+=99for<...
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HAproxy - Web负载均衡解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... # 设置haproxy启动时的进程数,根据官方文档的解释,将其理解为:该值的设置应该和服务器的CPU核心数一致,即常见的2颗8核心CPU的服务器,即共有16核心,则可以将其值设置为:<=16 ,创建多个进程数,可以减少每个进程...
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Is it possible to implement dynamic getters/setters in JavaScript?

... 222 2013 and 2015 Update (see below for the original answer from 2011): This changed as of the ES...
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Printing 1 to 1000 without loop or conditionals

...207\n208\n209\n210\n211\n212\n213\n214\n215\n216\n217\n218\n219\n220\n221\n222\n223\n224\n225\n226\n227\n228\n229\n230\n231\n232\n233\n234\n235\n236\n237\n238\n239\n240\n241\n242\n243\n244\n245\n246\n247\n248\n249\n250\n251\n252\n253\n254\n255\n256\n257\n258\n259\n260\n261\n262\n263\n264\n265\n266\n...
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O(nlogn) Algorithm - Find three evenly spaced ones within binary string

... write down the places of 1's in binary, it will be {0,2,20,22,200,202,220,222}. Another possible way to think of it is take a sequence of ones, and continuously remove "middle" ones as in normal Cantor set construction: 111111111 -&gt; 111000111 -&gt; 101000101. The reason why it doesn't contain ar...
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汇编语言超浓缩教程(汇编入门必备) - C/C++ - 清泛网 - 专注C/C++及内核技术

...当然有啦!要不然你写这篇文章干嘛。)别急,别急,让把这个中原委慢慢道来:一、所有电脑语言写出的程序运行时在内存中都以机器码方式存储,机器码可以被比较准确的翻译成汇编语言,这是因为汇编语言兼容性最好,...
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Why would one use the Publish/Subscribe pattern (in JS/jQuery)?

... 222 It’s all about loose coupling and single responsibility, which goes hand to hand with MV* (M...
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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...024 个字节,即 1K bytes 1.2 改变中断向量表地址 事实上,们完全可以在实模式下更改 IVT 的地址,下面的代码作为示例: ; **************************************************************** ; * boot.asm for interrupt demo(real mode) on x86 ...
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关于php的socket初探 - PHP - 清泛IT论坛,有思想、有深度

...开open –&gt; 读写write/read –&gt; 关闭close”模式来操作。的理解就是Socket就是该模式的一个实现,socket即是一种特殊的文件,一些socket函数就是对其进行的操作(读/写IO、打开、关闭) 既然Unix/Linux是将socket以一种io的形式来编...
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淘宝应对双\"11\"的技术架构分析 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...产品的一个最大特点是数据的非实时写入,正因为如此,们可以认为,在一定的时间段内,整个系统的数据是只读的。这为们设计缓存奠定了非常重要的基础。 图1 淘宝海量数据产品技术架构 按照数据的流向来划分,...