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Python implements simple port scanner code instances and python Port Scanners I have added some new content on the basis of some information on the Internet. It is a Python socket programming expert. # Coding = utf-8import socketimport timeimport sysimport structimport threadingfrom threading import Thread, activeCount

(t [-1] [0] + chr (ord (t [-1] [1]) + 1 ))ContinueIf ord (t [-1] [1])> = 57 and ord (t [-1] [1]) T. append (t [-1] [0] + chr (65 ))ContinueIf ord (t [-1] [1])> = 70:T. append (chr (ord (t [-1] [0]) + 1) + chr (48 ))Continue# Indexing each Chinese character in sequenceL = list ()For st in s. decode ('gb2312 '):St = st. encode ('utf-8 ')I = gbk. index (st) + 1# The section encoding starts from B0 and obtains the section encoding of Chinese characters.T1 = '%' + t [t. index ('b0'):] [I/94]# Index

Python django implements the verification code function instance code, pythondjango I did not know much about Python Django recently, so now I want to record it while learning it and discuss it with everyone! At the beginning, I found a lot of demos on the Internet, but when I was imitating them, I found that my versio

Http://www.cnblogs.com/cquptzzq/p/5940583.htmlObjective: To complete the registration function function of Python image processing tool: After the user runs the program, it automatically detects the status of the authentication, if it is not certified, it needs to register. The registration process is the machine code that the user displays after the program is run (the volume sequence number of the C-drive

I heard that Python is very convenient to do web crawler, just this few days units also have such needs, the need to visit XX website to download some documents, so that their own personal test, the effect is good. In this example, a website that is logged in needs to provide a username, password, and verification code that uses Python's urllib2 to log in directly to the website and process cookies on the

First, the foreword: Objective: To complete the registration function of an existing Python image processing tool Function: After the user runs the program, the authentication status is automatically detected by the file, if it is not certified, it needs to be registered. The registration process is the user to the program after the operation of the display of machine code (c-Disk volume serial number) se

When dealing with polymorphic objects, just pay attention to its interface, Python does not need to display the writing (like Java) interface, in the use of objects first assumed that the interface, if not actually included, in the run error. The code is as follows: Class handgun ():def __init__ (self):Passdef fire (self):print ' Handgun fire ' Class Carbine ():def __init__ (self):Passdef fire (self):pr

Polymorphism is a basic feature of Object-Oriented Language. polymorphism means that variables do not know what the referenced object is, and different behavior methods are presented based on different referenced objects, the following uses an example to learn how to use it. when dealing with multi-state objects, you only need to pay attention to its interface. in python, you do not need to compile (like Java) interfaces, when using an object, assume

This article mainly introduces the python Implementation of random Maze generation algorithm core code sharing, this article contains a simple maze game complete code, need friends can refer to the complete code download: http://xiazai.bitsCN.com/201407/tools/python-migong.r

If you select a scripting language, you have to endure its speed. this statement illustrates to some extent the shortcomings of python as a script, that is, the execution efficiency and performance are not ideal, especially on machines with poor performance, it is necessary to optimize code to improve the execution efficiency of programs. how to optimize Python p

Python implements multi-thread brute-force cracking and vro login function code sharing, and python Multithreading At runtime, upload the user.txt passwd.txt file in the directory. Otherwise, an error is reported. No exception handling is added to the program. Code is frustrating .....Copy codeThe

question No. 0007: There is a directory, which is the program you wrote yourself, to count how many lines of code you have written. Include blank lines and comments, but are listed separately.Idea: Get the directory, and then walk through the directory of code files, counting each file's code, and then finally summarizing the output.0007. Statistical