- All *51
- = [
- Technology *33 ,
- Misc *9 ,
- Physics *9
- ]
Category:
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E=mc^2 的简单推导
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相对论的质能方程简单推导过程，参考Miniute Physics的一个视频写的。
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Doubly Linked Hashmap
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My implementation of Doubly Linked Hashmap in Java.
LinkedHashmap is used specially for LRU Cache (least recently used cache).
It maintains the insertion order of entries of hashmap.
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Algorithm -- Maximum Single-Sell Profit
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This is a classic interview question.
You can cracking it by brute force, divide-and-conquer, and expectly, dynamic programming.
The famous post talking about it on StackOverflow.
You can verify your answers via the LeetCode problem
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转发以前写的东西 浅析wow十大教主
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转发的第二篇
这样一来这个blog会不会弄得不像技术blog了。Whatever，反正我有分类。关于Technology的内容我还会继续积累，关于无聊的琐碎我也会不定时写写。
Posted 2008年01月28日 by GaGa Bicycler
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转发以前写的东西 网络用语汇集
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闲来无事，转发两篇以前在msn space上面写的东西。算是少有的几篇非负面情绪的东西吧哈哈。
貌似是2004年高中毕业前开始写space的，这算是早期的一篇吧。
Posted 2006年05月20日 by GaGa Bicycler
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我的滑板鞋
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我的滑板鞋 – 约瑟翰 庞麦郎
懂的人是不需要说的，不懂的人说了也不会懂。
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Algorithm -- Binary Tree to Linked List (In-place)
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Flatten a Binary Tree to Linked List, with preorder, inorder, or postorder. Implement the algorithm in place.
I’ll use 3 different methods to implement each order. They are
[recursion with TreeNode, void recursion, iteration].
五樹梅花廿一支
七子團圓正半月
除百零五使得知
About me
My name is Renjie Weng.I like physics, programming, and cycling.
Programmer => [ Java, C++, python, Android, etc. ]
Interests => [ Distributed Systems , Cryptography ]
Favorite Bloggers
- 阮一峰 wise & humility
- Steve Losh artist & programmer
- 卢昌海 wise & scientist
- Jordan Scales geek, SOSS organizor
- basiccoder 机智幽默的青岛小青年
- zerowidth high quality, clean design
- BeiYuu 写东西很负责
- Yi Zeng bright & versatile
- 酷壳 intelligent & diligent
- netmeister Prof. Hack. Jan Schauma
- Dan Lew a mobile developer
- Wolfram Rittmeyer another Android developer
- Software Passion a mobile developer
- 海豚微笑的背后 电子书发布者,数码控
- Cecil Woebker A high-school genius.
- Bruce Schneier Debian OpenSSL mantainer
- Beyond the Void 天才,科普很多东西
- Matrix67 算法高手