Python

Title: Given two 32-bit integers a and B, returns the larger of A and B. Requirements: no comparative judgment.Do not write the principle, directly on the derivation chart:Code:#find out the larger number of two numbers without any comparative

First, thename variable1. We first use namedirectly (not defined), if normal use, then the variable is a system built-in variables, as shown in:As you can tell,name is a built-in variable for the system.2. When name is used in the currently

Python's first contact is simple and straightforward, without the C language annoying, the first lesson is to print knowledge of the interaction. "username = input (" Userane: ") Password = input ("Password:") print (Username,password) ' '

There are many fixed methods in Python that begin with a double underscore and end with a double underscore. They will be triggered at a specific time to execute.__init__ is one of them, which is automatically invoked after instantiation. To

First, the time format commonly used1. Timestamp format, for example: T = 1523197272.9467547 (s), in seconds;2. Structured time format, for example:T=time.struct_time (tm_year=2018,tm_mon=4,tm_mday=8,tm_hour=22,tm_min=22,tm_sec=4,tm_wday=6,tm_yday=98

merge Sort execution process:1, the implementation of the merge sorting function, the total number of two in two, continue to call the function itself recursively, left half right half of the division open, until only one element in each copy, stop

have been very curious about the installation progress bar, or start the program shows how the progress bar is implemented, after learning Python, the Sys module has a method can be implemented, the code is as follows: 123456 Import

A collection is an unordered, non-repeating combination of dataIt is possible to remove duplicate elements, but they are unordered, and also used for relationship testing, such as intersection, set, etc.#去重List1 = Set (List1) #关系测试#交集 (values in two

It's easier to remember with built-in setL1 = [' B ', ' C ', ' d ', ' B ', ' C ', ' A ', ' a ']L2 = List (set (L1))Print L2There is also a speed difference that is said to be faster and not tested.L1 = [' B ', ' C ', ' d ', ' B ', ' C ', ' A ', ' a '

In the process of using Python encountered a lot of problems, the knowledge point is scattered, through this paper to summarize.One, Python's Itertools moduleCombinations function: Combines the list by a given length. from Import = [1, 2, 3, 4= []

The topics are as follows: Enter a complex list of nodes with node values in each node, and two pointers, one pointing to the next node, and another with a special pointer to any node, returning the result to the head of the complex linked list

#__author__ = ' Zsnail '#socket is a protocol for network communication#Server-SideImportSocketserver=socket.socket () Server.bind ('127.0.1.1', 6969))#bind the port to listen onServer.listen ()#MonitorPrint('start waiting??')#There will be blocking,

Pycurl is a C language written in Libcurl python implementation, the function is very powerful, support operation protocol has ftp,http,https,telnet and so on.Common methods of Module description:The close () method, which corresponds to the

What is an adorner?The adorner itself is a function and adds additional functionality to other functionsThe principle of adorners: 1. Do not modify the source code of the Decorated object 2. do not modify the calling method of the decorated

This time for you to bring Python how to achieve the Markov distance, Python implementation of the Markov distance algorithm considerations are what, the following is the actual case, take a look. In this paper, we describe the computational Markov

This time to bring you a Python call MySQL update data method, Python call MySQL update data of the attention to what, the following is the actual case, take a look. This example describes Python's ability to update data by invoking a MySQL stored

Users who often use Excel know that the existence of merged cells, this article mainly introduces the use of Python How to bulk merge Excel files with merged cells, the article through the sample code introduced in very detailed, to everyone's study

Pycurl is a Libcurl Python binding library written in C. Libcurl is a free and easy-to-use URL transfer library that is used in the client. It's very powerful, and Pycurl is a very fast (reference multi-concurrency operation) and rich full-featured,

This article mainly introduces the Python timing to modify the database sample code, small series feel very good, and now share to everyone, but also for everyone to do a reference. Let's take a look at it with a little knitting. When we need to

#-*-Coding:utf-8-*-import mysqldbimport datetimeimport sysreload (SYS) sys.setdefaultencoding (' Utf-8 ') # Encapsulates MYSQLDB class basic operations Mysqldbclass Mysqldb:conn = ' cursor = ' def __init__ (self,host1= ' localhost ', user1= '