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In which order should floats be added to get the most precise result?
...es things somewhat. Consider the case where we're adding single-precision (32 bit) floats, and there are 1 billion values equal to 1 / (1 billion), and one value equal to 1. If the 1 comes first, then the sum will come to 1, since 1 + (1 / 1 billion) is 1 due to loss of precision. Each addition has ...
Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...T(Just In Time Compiler)时，直接访问变量的速度是调用getter的3倍。有JIT时,直接访问变量的速度是通过getter访问的7倍。 请注意，如果你使用ProGuard, 你可以获得同样的效果，因为ProGuard可以为你inline accessors.
使用增强的For循环写法
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Collisions when generating UUIDs in JavaScript?
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My best guess is that Math.random() is broken on your system for some reason (bizarre as that s...
Calling Java varargs method with single null argument?
...rpose.
– Arun Kumar
Jun 19 '14 at 5:34
5
@ArunKumar asList() is a static import from the java.uti...
When to use generic methods and when to use wild-card?
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edited Aug 26 '13 at 19:38
answered Aug 11 '13 at 21:16
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Cache Invalidation — Is there a General Solution?
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Арсений Пичугин
37022 silver badges1414 bronze badges
answered Jul 27 '09 at 15:07
ShuggyCoUkShuggyCoUk
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What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
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34
Since you explicitly asked for the most interesting and obscure ones:
You can extend C-H to ma...
How to pass optional arguments to a method in C++?
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AustinWBryan
2,86133 gold badges1616 silver badges3535 bronze badges
answered Sep 24 '10 at 4:07
Pramendra GuptaPramend...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...点问题的解决思路和实践经验。一些数据
大家还记得2013年的小米秒杀吗？三款小米手机各11万台开卖，走的都是大秒系统，3分钟后成为双十一第一家也是最快破亿的旗舰店。经过日志统计，前端系统双11峰值有效请求约60w以上...
Why hasn't functional programming taken over yet?
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530
votes
Because all those advantages are also disadvantages.
Stateless programs;...