Python

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First, the previous articlewas called to do web crawler, crawling Sina News URL, title, content and comments, but a little change in demand, mainly is the comment interval is required to have ' \ t ' division, such as the2014-12-10 18:53:20 100440053

Requests is an HTTP library that uses Apache2 Licensed licenses. Written in Python, really for the sake of mankind.The urllib2 module in the Python Standard library provides most of the HTTP functionality you need, but its API is too slag-off. It

Functional Programming:One of the features of functional programming is that it allows the function itself to be passed as a parameter to another function, and also allows a function to be returned!Python has the map () and reduce () functions built

title :Given a non-negative number represented as an array of digits, plus one to the number.The digits is stored such, the most significant digit was at the head of the list.code : OJ Test via runtime:47 ms1 classSolution:2 #@param digits, a

Objective:The CENTOS 6.X series is installed by default Python 2.6, the current development is mainly using Python 2.7, there are many differences between the two versions, the program under Python 2.6 often problems.For example: The Re.sub function,

install pip under Win7Http://blog.chinaunix.net/uid-24984661-id-4202194.html1, first download setuptools,https://pypi.python.org/pypi/setuptools#downloads2. Unzip the downloaded file, enter the command line, switch the directory to the path of the

Python development is highly efficient, but it is too easy to decompileUse Uncopyle decompile to get almost the same thing as the original codegit clone https://github.com/gstarnberger/uncompyle.gitCD uncompyle/sudo./setup.py Installuncompyler.py

First, IntroductionWxpython is a good set of GUI graphics libraries in the Python language, allowing Python programmers to easily create complete GUI user interfaces with full function keys. Wxpython is provided to the user as an excellent

IntroductionDictionary, shaped like dic = {' A ': 1, ' B ': 2, ' C ': 3}, the elements in the dictionary are not in order, so dic[0] is syntactically incorrect. And can not have duplicate key value, so dic.add[' c '] = 4, the dictionary becomes {' A

Python upgrade steps under LinuxHttp://www.cnblogs.com/lanxuezaipiao/archive/2012/10/21/2732864.htmlFind an address in https://www.python.org/downloads/source/wget https://www.python.org/ftp/python/3.4.2/Python-3.4.2.tgzTAR-XZVF

For a list, a = [1, 2, 3, 4], our most common way to traverse is: A = [1, 2, 3, 4] for in A: Print itemHere we look at a new approach, the iterator.Iterators are used extensively in C + + STL, and the role of iterators is of course to traverse

Create a global threadlocal object #coding =utf-8import threading#: localval = threading.local () localval.val = "Main-thread" def Process_ Student (): print '%s (in%s) '% (Localval.val, Threading.current_thread (). Name) def process_thread (name)

1. Common exception namesAttributeerror the exception that is thrown by calling a method that does not exist.Eoferror encountered an exception thrown at the end of the file.Importerror the exception that was thrown when the import module was faulted.

#-*-Coding:utf8-*-‘‘‘__author__ = ' [email protected] 'https://oj.leetcode.com/problems/longest-substring-without-repeating-characters/Given a string, find the length of the longest substring without repeating characters.For example, the longest

Python private attributes and Method Instance analysis, python private instance analysis This article analyzes python's private attributes and methods. Share it with you for your reference. The specific implementation method is as follows: Python's

Python basic notes and python notes 1. Environment variable settings:   Edit the system variable Path and add two new paths. C: \ Python26 can be used to call python.exe. C: \ python26 \ Scripts calls third-party Scripts added to Python through

Interactive execution of python file read/write operations and linux shell variable commands, This document describes how to use the python file read/write operations to interact with linux shell variable commands. Share it with you for your

Python object-oriented ideology analysis and python object-oriented Ideology This article describes Python's Object-oriented thinking. Share it with you for your reference. The specific analysis is as follows: The basic idea of object-oriented is

Python Static Method Instance and python static instance This example describes the python static method. Share it with you for your reference. The specific implementation method is as follows: Copy codeThe Code is as follows: staticmethod Found at: