TDD-ing a toy sized project
Posted on September 21, 2016 Just recently I was porting a toy sized parser combinator library (a proof of concept) from Haskell to python. You know, for educational purposes. It turns out I’m not...
View ArticleFusionbox Hosting Django Girls Workshop
The workshop will be held at the Fusionbox office on Saturday, October 22nd from 9am-6pm and is free to attend. Each one-day workshop walks attendees through building a blog application from scratch,...
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Supercharge Mailchimp List Management with Treasure Data and Webhooks
Given that emailmarketing is still high on the list of ways folks prefer to receive communications from many retailers, and that large investments have already been made into Mailchimp, there is one...
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用Python为iOS10生成图标和截屏
简介 这两天更新完Xcode8之后发现Xcode对图标的要求又有了变化，之前用的一个小应用“IconKit”还没赶上节奏，已经不能满足Xcode8的要求了。 于是就想起来用python自己做个脚本来生成图标。 其实这个脚本很早就写了，现在为了适应iOS10，就修改完善下，并且放到了 GitHub 。 可以看看效果图： 代码： #encoding=utf-8 #by 不灭的小灯灯 #create...
View ArticleScreen Reminder
screen is one of the most useful tools out there from the command line. Like a lot of command line tools the usecase can feel a bit niche when you are starting out while basic understanding of the...
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Auto Send Email Through Outlook via Python Code Topbullets.com
I wrote an article on How to send email through ASP.NET and it helped a lot of people. Automating such processes always save lot of time and manual intervention. Currently in my project one process...
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10 Best Python Frameworks For Developers
Web developers regularly express their love for code-efficient languages. python web framework offers the most code-efficient language platform which is really useful for two reasons- it streamlines...
View ArticlePython一些常用的爬虫技巧
用python也差不多一年多了，python应用最多的场景还是web快速开发、爬虫、自动化运维：写过简单网站、写过自动发帖脚本、写过收发邮件脚本、写过简单验证码识别脚本。 爬虫在开发过程中也有很多复用的过程，这里总结一下，以后也能省些事情。 1、基本抓取网页 get方法 import urllib2url "http://www.baidu.com"respons =...
View ArticlePython基础之(八)类
第一形式 # !/usr/bin/env python# coding=utf-8class Person(object): #object表示继承自object类，Python3中可省略次内容 """ This is a sample of Class """ breast = 90 #类的属性 是静态变量 def __init__(self, name): #初始化方法 self为对象实例本身...
View ArticlePython基础之(九)错误和异常
>>> for i in range(10) File "<stdin>", line 1 for i in range(10) ^SyntaxError: invalid syntax 上面那句话因为缺少冒号 : ，导致解释器无法解释，于是报错。这个报错行为是由python的语法分析器完成的，并且检测到了错误所在文件和行号（ File "<stdin>",...
View ArticlePython基础之(十)模块和标准库
#!/usr/bin/env python# coding=utf-8lang = "python" 引入模块 >>> import sys>>> sys.path.append("~/Documents/VBS/StartLearningPython/2code/pm.py")>>> import pm>>>...
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25个Python面试中高频问答！
25个python面试中高频问答！ 一点号大圣众包昨天 说到好用简洁的大数据技术，除了Hadoop、R等等，Python也是其中熠熠生辉的一员，因而广受企业和商家的青睐。求职季，不少应聘者在面试相关职业时都被要求掌握Python的用法。以下，大圣众包威客平台为各位准备了25个Python面试的高频问答，有意者记得收藏本文啦。 php?url=0EVO3yhfv0"...
View Article编程语言里的类型系统
这两天正好看到了“ FP in Scala ”的作者Paul Chiusano关于静态类型语言的优点的一篇 blog ，刚好最近在看很多Scala写的代码，再参考下面这些之前看过的文章( 1 , 2 , 3 , 4 )，对类型系统打个总结。 类型...
View ArticleDeque in Python
Deque can be implemented in python using the module “ collections “. Deque is preferred overlist in the cases where we need quicker append and pop operations from both the ends of container, as deque...
View ArticlePython基础之(十一)数据存储
pickle是标准库中的一个模块，在python 2中还有一个cpickle，两者的区别就是后者更快。所以，下面操作中，不管是用 import pickle ，还是用 import cpickle as pickle ，在功能上都是一样的。 而在Python 3中，你只需要 import pickle 即可，因为它已经在Python 3中具备了Python 2中的cpickle同样的性能。...
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Better Python compressed persistence in joblib
Problem setting: persistence for big data Joblibis a powerful python package for management of computation: parallel computing, caching, and primitives for out-of-core computing. It is handy when...
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Python语法总结
作者：_赖笔小新 简单输入输出 输出 print 10 , ‘十’ 输入 name = raw_input() python基础 数据类型和变量 字符串和编码 使用list和tuple 条件判断和循环 使用dict和set 函数 定义函数 高级特性 切片 迭代 列表生成器 生成器 函数式编程 高阶函数 返回函数 匿名函数 装饰器 实现 偏函数 模块 模块 使用模块 这是一个标准模块。 安装第三方模块...
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优矿期货回测框架已上线，欢迎大家来玩耍
优矿期货回测框架（QuatzFutures）提供了从取数据、做研究，到回测检验的全套研究工具。框架中集成了通联数据丰富的Data API，能够帮助用户高效便捷地获取 实时证券行情、指数行情，以及无风险收益率等基本面数据 ，快速生成策略并进行回测检验。 对商品期货不熟悉可以参考这篇介绍： 商品期货基础一...
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Python by the C side
Mahmoud’s note: This will be my last post on the PayPal Engineering blog. If you’ve enjoyedthis sort of content subscribe to my blog / pythondoeswhat.com or follow me on Twitter . It’s been fun! All...
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