2018

2018-02-20到2018-03-04的总结

2018-02-20

stdc++.h

• Useful C++ “library”

  #include <bits/stdc++.h> is a useful library.

  This let you use any C/C++ standard library without adding extra “includes”.

  more information

  Headers — GCC Documentation

• The ideone.com

  Ideone is an online compiler and debugging tool which allows youto compile source code and execute it online in more than 60 programming languages.

• Finding a new blog type

  Harmono made by KuoE0 inspired by Harmony. Powered by Jekyll.

• The python debugger

  The Python Debugger pdb

  ​

2018-02-27

• os.walk是一个高效的文件、目录遍历器
• __len__, __getitem__, __setitem__, __delitem__:魔法方法
• kaggle is a good place for my practice.
• from __future__ import . Python的特性，为了保持兼容性

• # /usr/bin/python # 用于指明文件使用python来解释执行
  # coding: utf-8 # 用于指明文件的编码格式
  # -*- coding: utf-8 -*-
  

• 上面内容更加详细的解释

• import string
  string.punctuation
  string.digits
  

• Kaggle is a nice place. Be Brave For Spoking English.

• I’m full of power now.

• Kaggle入门

2018-02-28

• import email 可以读取.eml文件。

  import email
  from email import policy
  from email import BytesParser
  filename = '*.eml'
  with open(filename, 'rb') as fp:
    msg = BytesParser(policy=policy.default).parse(fp)
    text = msg.get_body(preferencelist=('plain'))
  print(text)
  

• Kagglers for Kaggle Rankings

2018-03-02

• Emsemble can be done using three methods called

  • bagging

  • boosting

    

  • stacking

    

• Coding theory is the study of the properties of codes and their respective fitness for specific applications. Codes are used for data compression, cryptography, error-correction, and networking.

  • Forward error correction: 前向纠错码，广泛的应用于信息传输。

2018-03-04

• MLWare is a good blog for ML
  • Kaggle Ensembling Guide Model ensembling is a very powerful technique to increase accuracy on a variety of ML tasks. In this article I will share my ensembling approaches for Kaggle compitition.
• Don’t Overfit With nearly as many variables as training cases, what are the best techniques to avoid disaster?
  • Tim Salimans is a Kaggler who is one of the winner of this competition
• Forest Cover Type Prediction Use cartographic variables to classify forest categories