原创 大數據工程人員知識圖譜
在企業裏面從事大數據相關的工作到底需要掌握哪些知識呢？我認爲需要從兩個角度來看：一個是技術；一個是業務。技術上主要涉及到概率和數理統計，計算機系統、算法和編程等；而業務的角度呢則是因公司業務的不同而異。對於從事大數據的工程人員來說，需要學會
2019-02-22 22:37:05
1
原创 Project Euler 3 Largest prime factor
Project Euler 3 Largest prime factor''' The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor
2018-09-11 02:47:41
原创 Project Euler 7 10001st prime
Project Euler 7 10001st prime ''' By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the
2018-09-11 02:47:41
原创 Project Euler 1 Multiples of 3 and 5
Project Euler 1 Multiples of 3 and 5''' If we list all the natural numbers below 10 that are multiples of 3 or 5, we get
2018-09-11 02:47:41
原创 Project Euler 2 Even Fibonacci numbers
Project Euler 2 Even Fibonacci numbers''' Each new term in the Fibonacci sequence is generated by adding the previous tw
2018-09-11 02:47:41
原创 Project Euler 9 Special Pythagorean triplet
Project Euler 9 Special Pythagorean triplet''' A Pythagorean triplet is a set of three natural numbers, a < b < c, for w
2018-09-11 02:47:41
原创 KETTLE源碼之Hello,World!
1、獲取KETTLE源代碼SVN 下載：svn://source.pentaho.org/svnkettleroot/Kettle/tags官方網站：http://kettle.pentaho.com/2、編譯KETTLE源代碼1）將項目加
2018-09-11 02:47:40
1
原创 Project Euler 5 Smallest multiple
Project Euler 5 Smallest multiple 算法存在一定問題，效率不能保證 ''' 2520 is the smallest number that can be divided by each of t
2018-09-11 02:47:40
3
原创 大數據工程人員知識圖譜
在企業裏面從事大數據相關的工作到底需要掌握哪些知識呢？我認爲需要從兩個角度來看：一個是技術；一個是業務。技術上主要涉及到概率和數理統計，計算機系統、算法和編程等；而業務的角度呢則是因公司業務的不同而異。對於從事大數據的工程人員來說，需要學會
2018-09-11 02:47:40
原创 Project Euler 10 Summation of primes
Project Euler 10 Summation of primes#!/usr/bin/env python #-*- coding: utf-8 -*- ''' The sum of the primes below 10 is 2
2018-09-11 02:47:40
原创 Project Euler 8 Largest product in a series
ProjectEuler8Largestproductinaseries #!/usr/bin/env python #-*- coding: utf-8 -*- ''' Find the greatest product of five
2018-09-11 02:47:39
原创 Project Euler 4 Largest palindrome product
Project Euler 4 Largest palindrome product''' A palindromic number reads the same both ways. The largest palindrome made
2018-09-11 02:47:39
2
原创 Project Euler 6 Sum square difference
Project Euler 6 Sum square difference ''' The sum of the squares of the first ten natural numbers is, 12 + 22 + ... +
2018-09-11 02:47:39
2