关于Jeff Dean: http://research.google.com/people/jeff/,简单来说,这货是Google牛逼的源泉之一。因为此人实在太牛了,于是出现了关于他有多牛的几个笑话,直接笑翻,和大家共享下。
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During his own Google interview, Jeff Dean was asked the implications if P=NP were true. He said, “P = 0 or N = 1.” Then, before the interviewer had even finished laughing, Jeff examined Google’s public certificate and wrote the private key on the whiteboard.
当他被Google面试时,Jeff Dean被问及如果P=NP意味着什么。他说,“P=0 或者 N=1”。然后,在所有的面试官还没笑完之前,Jeff瞄了一眼Google的公共证书然后在白板上写上了对应的私钥。 -
Compilers don’t warn Jeff Dean. Jeff Dean warns compilers.
编译器从来不给Jeff编译警告,而是Jeff警告编译器 -
The rate at which Jeff Dean produces code jumped by a factor of 40 in late 2000 when he upgraded his keyboard to USB 2.0.
在2000年后段,Jeff码代码的速度突然激增了40倍,原因是他把自己的键盘升级到了USB 2.0 -
Jeff Dean builds his code before committing it, but only to check for compiler and linker bugs.
Jeff还是会在提交代码前把它们编译一遍,不过这么做的目的只是为了检查下编译器和链接器有没有bug -
All pointers point to Jeff Dean.
所有指针都是指向Jeff的 -
gcc -O4 emails your code to Jeff Dean for a rewrite.
gcc的-O4优化选项是将你的代码邮件给Jeff重写一下 -
The speed of light in a vacuum used to be about 35 mph. Then Jeff Dean spent a weekend optimizing physics.
光在真空中的速度曾近是35英里每小时,后来Jeff花了一个周末对物理学进行了小小的优化 -
Jeff Dean was born on December 31, 1969 at 11:48 PM. It took him twelve minutes to implement his first time counter.
Jeff出生于1969年12月31日的下午11点48分,然后他花了整整12分钟的时间实现了他的第一个计时器。(背景:计算机中的计时器数值通常被设计为从1970年1月1日0点0分0秒到当前为止的秒数) -
When Jeff Dean sends an ethernet frame there are no collisions because the competing frames retreat back up into the buffer memory on their source nic.
当Jeff向以太网发送一个数据包时从来不会有冲突,原因是本来要和它有冲突的包都默默撤回了缓冲区 -
Unsatisfied with constant time, Jeff Dean created the world’s first O(1/n)algorithm.
Jeff对常量的时间复杂度并不满足,于是他创造了世界上第一个O(1/n)的算法。(即随着问题规模的增大,其解决问题所花的时间会越短) -
Jeff Dean was forced to invent