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火车的家

Put first thing first

 
 
 
 
 
 

2017.03.06 leetcode

2017-3-6 14:52:20 阅读0 评论0 62017/03 Mar6

p6 Maximum Subarray -- LeetCode

->cpp Wildcard Matching -- LeetCode
cpp Longest Common Prefix -- LeetCode
cpp Binary Tree Preorder Traversal -- LeetCode
p7 Candy -- LeetCode
p7 Roman to Integer -- LeetCode
p7 Integer to Roman -- LeetCode
p7 Regular Expression Matching -- LeetCode

作者  | 2017-3-6 14:52:20 | 阅读(0) |评论(0) | 阅读全文>>

2017.03.06 design patterns

2017-3-6 14:51:21 阅读46 评论0 62017/03 Mar6

design patterns:
https://sourcemaking.com/design_patterns/

1. Creational design patterns
(O)Abstract Factory
Builder
(O)Factory Method
(O)Object Pool
Prototype
(O)Singleton

2. Structural patterns
(O)Adapter

3. Behavioral patterns

作者  | 2017-3-6 14:51:21 | 阅读(46) |评论(0) | 阅读全文>>

2017.03.06 c++ interview questions

2017-3-6 14:48:17 阅读51 评论0 62017/03 Mar6

c++ interview questions
1. c++ special member functions
http://www.cplusplus.com/doc/tutorial/classes2/

6. 
Why the constructor is used?
    It is used to initialize the object of that class type during its creation

7.
What is the difference between class and structure?

作者  | 2017-3-6 14:48:17 | 阅读(51) |评论(0) | 阅读全文>>

2017.03.06 mapreduce interview

2017-3-6 14:46:14 阅读53 评论0 62017/03 Mar6


1) What is Hadoop Map Reduce ?

For processing large data sets in parallel across a hadoop cluster, Hadoop MapReduce framework is used.  Data analysis uses a two-step map and reduce process.

2) How Hadoop MapReduce works?

In MapReduce, during the map phase it counts the words in each document, while in

作者  | 2017-3-6 14:46:14 | 阅读(53) |评论(0) | 阅读全文>>

2017.02.06 lock-free programming

2017-2-6 8:36:12 阅读43 评论0 62017/02 Feb6

http://coolshell.cn/articles/8239.html
https://www.ibm.com/developerworks/cn/linux/l-cn-lockfree/

Double-checked Locking
wait-free lock-free obstruction-free

作者  | 2017-2-6 8:36:12 | 阅读(43) |评论(0) | 阅读全文>>

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