python programming youtube

This book I read the electronic version, feel good, a total of 20 chapters, the book is as follows:This book is designed to enable you to learn Python as quickly as possible so that you can write programs that work correctly-games, data visualizations, and WEB applications-while mastering basic programming knowledge that will benefit you for life. This book is suitable for readers of any age to read,It does

When we are programming, some of the code is fixed, such as socket connection code, read the file contents of the code, generally I will search the Internet and then directly paste down to change, of course, if you can remember all the code that more powerful, but their own writing is not as fast as pasting, and write their own code to test, and a test of the code can be used many times, so here I summed up a few of the common

If I want to know the Python programming language, I need to know its characteristics. Next, let's take a look at the characteristics of the Python programming language. Python is not a programming tool, but an object-oriented exp

Python is my favorite language, concise, beautiful, easy to use. Two days ago, I was passionate about the benefits of Python to my friends. "Well, I admit Python is good, but why is it called Python?" ” "Well, it seems to be the name of a TV show. ” "Are you Guido an American?" he said. ” "He switched from Google to D

Python programming method to determine whether a positive integer is a prime number, python Prime Number This article describes how to determine whether a positive integer is a prime number through Python programming. We will share this with you for your reference. The detai

Python programming to extract the subset from the dictionary for analysis, python subset This example describes how to extract a subset from a dictionary using Python programming. We will share this with you for your reference. The details are as follows: First, we will cons

Python programming to generate a random user name and password example, python example This article describes how to generate a random user name and password through Python programming. We will share this with you for your reference. The details are as follows: Solution 1: I

that time. But if the technology is not necessary for SEO and not interested in this article, how many plans will seo as their career? If you're going to really do it well, it's reasonable to take a few hundred hours to learn from it, at least for tens of thousands of hours. If you are unable to understand any of the articles that have not been stated clearly, please make sure to help. The first time to write a more complete tutorial class, there are inevitably omissions. Why learn

Multiprocessing Module Introduction The multithreading in Python does not take advantage of multicore, and if you want to fully use the resources of multicore CPUs (Os.cpu_count () Viewing), most of the situations in Python require multiple processes. Python provides the multiprocessing. The multiprocessing module is used to open sub-processes and perform our cus

First, what is a Python objectIn Python, a value of any type constructed is an object. For example, a value of an integer type, a string, a list, and so on, can be considered as objects.All objects are divided into three parts:(1) identity. Each object has an ID that identifies itself. Available built-in function ID () view(2) type. Available type () view(3) value. Objects are used to hold data, and the mos

[Life Bitter short PYTHON song] -- PYTHON functional programming 03, python03 Python Recursion If a function calls itself internally, this function is a recursive function; The following is a classic example: Using Python Recursion to find factorial def fact(j): sum=0

is not a lot of people tell you, learn Python development should honestly find books to see, and then with the Doom knocking code? The computer has, the software also has, the heart also received back? All you have to do is just owe books? Didn't find the right book? Can look at these.1.Basic Python Tutorial (2nd edition revision)650) this.width=650; "Src=" http://5b0988e595225.cdn.sohucs.com/images/2017083

If you are not familiar with the Python programming language in the computer learning process, you can learn through our articles what is the Python programming language and how it is expressed, there are also their facial objects. The following is an introduction to Python-

def maxsum (self,array,n): sum=array[0] result=array[0] for i in range (0,n): if sumThe above is a dynamic programming idea: Suppose Sum[i] represents the largest continuous string ending with the element I, then sum[i]=max{sum[i-1]+a[i],a[i]}, judging the size of the element in parentheses, it becomes the judgment sum[i-1] is greater than 0Maximum continuous product dynamic planning: Max represents the product of the largest continuou

'], 'URL':'http://xxxxxxx/BarApix/BarApixService/?wsdl'},}user= info['Service_1']service= Service (user['URL'], user['userid'], user['Password'], user['barapix_id'][0])#More Function Please check ' barApixFunc.txt 'Service.get_id_info () service.get_test_status ( )Reference linkshttp://blog.csdn.net/wooshn/article/details/8069087/Http://www.cnblogs.com/walkerwang/archive/2011/07/27/2118401.htmlHttp://www.cnblogs.com/nottobe/p/5718823.htmlHttp://www.cnblogs.com/Tommy-Yu/p/556

. Bank interest. Write a function that takes the term deposit interest rate as a parameter, assuming that the account calculates compound interest on a daily basis, calculate and return the annual return.#工商银行定期存日款率0.35%def interest_year_return (capital, rates): #capital is the principal, rate is the dayCapital_ori = Capitali = 1While True:Capital = Capital * (1+rate) # capital = Capital * ((1+rate) **365)i + = 1if i = = 366:BreakReturn ((Capital-capital_ori)/capital_ori)#print (Interest_year_re

Chapter One: Basic knowledge1. Double slash: The operator that implements the divide>>>1//20Even if it is a floating-point number, the slash will perform the divide>>>1.0//2.00.02. Power (exponentiation) operator: Double star>>>2**38Tip: You can use the function POW instead of the operator, pow (2,3)3.16 Binary and octalHex: Front plus 0x, first is number 0>>>0xaf175Octal: Add 0o to Python in version 3.0, the first number is 0, the second is the lette

Python programming to achieve Merge Sorting, python Merge Sorting Because a question about leetcode last week (Median of Two Sorted Arrays), I would like to carefully understand the implementation of Merge Sorting. I 'd like to explain the sorting Logic first: First of all, the merging and sorting use the bipartite method. In the final analysis, the idea is still

Python Image user Programming1, Import moduleImport Tkinter or from Tkinter import *2. Create a top-level window objecttop=tkinter.tk ()3, create each function module on the top-level window objectTK has two coordinate managers to help put components in the right place, Packer, and another manager is grid grid4, connect the GUI module with the underlying code5, enter the main event loopTkinter.mainloop ()Helloword Program:#!/usr/bin/pythonImport Tkint

(func)即可。Two: Partial function (one of functools the functions in the module)1在介绍函数参数的时候，通过设定参数的默认值，可以降低函数调用的难度。而偏函数也可以做到这一点。2 int() Functions can convert a string to an integer, and when passed in only the string, the int() function defaults to decimal conversion:int(‘12345‘)12345But int() the function also provides additional base parameters, the default value is 10 . If you pass in base a parameter, you can do an n-binary conversion: >>> int ( ' 12345 ', base= 8) 5349 #把字符串当做8进制 and returns t