这一章要讲Spark Streaming,讲之前首先回顾下它的用法,具体用法请参照《Spark Streaming编程指南》。Example代码分析val ssc = new StreamingContext(sparkConf, Seconds(1));// 获得一个DStream负责连接 监听端...
分类:
其他好文 时间:
2014-07-22 08:01:34
阅读次数:
351
Description
Problem H
Halum
Time Limit : 3 seconds
You are given a directed graph G(V,E) with a set of vertices and edges. Each edge (i,j) that connects some ...
分类:
其他好文 时间:
2014-07-22 00:08:34
阅读次数:
307
在Android实际开发过程中经常会碰到以秒为单位的日期,这时可以根据需要将他们进行格式化处理,具体步骤如下:...
分类:
其他好文 时间:
2014-07-20 10:25:16
阅读次数:
146
在MySQL的主从环境中,我们能够通过在slave上运行show slave status来查看slave的一些状态信息,当中有一个比較重要的參数Seconds_Behind_Master。那么你是否明确它的真正含义以及它是怎么计算的呢? 在之前我一直误以为Seconds_Behind...
分类:
数据库 时间:
2014-07-19 16:18:00
阅读次数:
283
JugsTime Limit: 2 Seconds Memory Limit: 65536 KB Special JudgeIn the movie "Die Hard 3", Bruce Willis and Samuel L. Jackson were confronted with t...
分类:
其他好文 时间:
2014-07-19 12:12:58
阅读次数:
239
Power of Fibonacci
Time Limit: 5 Seconds Memory Limit: 65536 KB
In mathematics, Fibonacci numbers or Fibonacci series or Fibonacci sequence are the numbers of the following integer sequence...
分类:
其他好文 时间:
2014-07-19 11:48:45
阅读次数:
239
Description
Problem G - Summits
Time limit: 8 seconds
You recently started working for the largest map drawing company in theNetherlands. Part of your job is to determine what the summits in apar...
分类:
其他好文 时间:
2014-07-19 08:13:31
阅读次数:
288
Problem H
Morning Walk
Time Limit
3 Seconds
Kamalis a Motashotaguy. He has got a new job in Chittagong. So, he has moved to Chittagong fromDinajpur. He was getting fatter i...
分类:
其他好文 时间:
2014-07-18 17:01:16
阅读次数:
219
Summation of Four Primes
Input: standard input
Output: standard output
Time Limit: 4 seconds
Euler proved in one of his classic theorems that prime numbers are infinite in number. But can every nu...
分类:
其他好文 时间:
2014-07-17 21:05:16
阅读次数:
299
GridlandTime Limit:2 Seconds Memory Limit:65536 KBBackgroundFor years, computer scientists have been trying to find efficient solutions to different c...
分类:
其他好文 时间:
2014-07-17 18:12:39
阅读次数:
247