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原创 比较浮点数的黄金法则 -- The golden rule for floating number comparison

How to compare floating numbers is an ooold, yet frequently asked, question. Here I am not going to repeat the old answers, since as you know tons of good links are there in the web that explained wel

2007-08-22 05:59:00 1350

原创 Loop, data, and MapReduce

Copyright (c) prototype, all rights reserved。在不对原文内容(包括作者信息)做任何改动的前提下,欢迎自由转载。 <!--@media print, projection, embossed { body { padding-top:1in; padding-bottom:1in; padd

2007-08-08 06:00:00 888

原创 Intel open-sourced a multithread library

I just read a news that Intel open-sourced a multithread library called Threading Building Blocks (TBB in short). The library is under GPL v2.0 and targeted to be OS-, processor-, compiler-independent

2007-07-26 02:18:00 904

原创 Design and implement an "Accumulator" class (complete)

  Abstract A few months ago, I wrote two snippets that composed the basics of the initial half of this article. This one is the complete and formal version. Often than not, a seemingly trivi

2006-11-29 05:25:00 1324

原创 Good tips for being efficient

Copyright (c) prototype, all rights reserved。 在不对原文内容(包括作者信息)做任何改动的前提下,欢迎自由转载。 Personal notes on 175 Ways to Get More Done in Less Time. 1.      Know where my time is going. Keep track of my usa

2006-11-22 10:28:00 976

原创 废弃的C++语言特性 - Deprecated C++ features explained

Copyright (c) prototype, all rights reserved。 在不对原文内容(包括作者信息)做任何改动的前提下,欢迎自由转载。0.      必要说明:所谓“废弃”(deprecated, or obsolescent) 的语言特性是指那些在目前的C++标准(ISO/IEC 14882:1998,以下简写为C++98)下仍然是合法的,但在新版标准中很有可能被去除或

2006-11-20 13:18:00 3340

原创 Random thoughts on code review

Copyright (c) prototype, all rights reserved。 在不对原文内容(包括作者信息)做任何改动的前提下,欢迎自由转载。 1.      Code review is a worthwhile practice/long-term investment with the following advantages:a.       Improve over

2006-11-15 08:50:00 1055

原创 在高性能计算中慎用C++ std::complex

 Copyright (c) prototype, all rights reserved。 在不对原文内容(包括作者信息)做任何改动的前提下,欢迎自由转载。 两年多前写的内部资料。现在自己把它翻成中文,贴到我的blog上来。 近来闲暇时,我用C++和表达式模板(expression template)技术实现了一个复数类(注意:是类,而不是类模板)— Complex。

2006-11-13 04:26:00 15138 1

原创 My "C++ Metaprogramming::..." is infinitely postponed.

Just for making a mark.I will come back when I have time for this.I will work on this blog by putting up some stuff that is less time-consuming. :-)

2006-06-02 07:24:00 1279

原创 C++ Metaprogramming::Typelist::Definitions and basic implementations

Version 1.00Author: prototypeCopyright (C) 2004 prototypePermission is granted to copy and redistribute this article provided that its contents (including the title, author information, and this c

2004-11-27 17:59:00 2411

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