Python

Python- be based on OpenCV Contour fill for flooding algorithm hole filling

The left is the original picture On the right, fill the contour after filling , We first need to extract the contour in the image , I'm filling...
2021-04-03 22:06 views 4

Python In pycharm editor Interface style modification

Teach you to configure your own PYcharm Interface color style ,PYthon Necessary for learning GO The first step , Change to a dark background , Pr...
2021-03-26 15:47 views 2

What is polymorphism ? What is the mechanism to achieve polymorphism ?【 Le Bo TestPro】

The so-called polymorphism ： The type at definition time is not the same as the type at run time , This is called polymorphism , The concept of p...
2020-12-02 15:57 views 4

python The basic data types are all here

preface python Middle list , Yuanzu , How can the dictionary be confused , look around , I'll buy it for you iphone12! One , list 1. What is a lis...
2020-12-01 14:26 views 3

python realization vlookup_ Dry goods I ： Why python It's inside vlookup

vlookup Should be excel There are many functions used in , I just got in touch excel When I was young , Anyway, I think this function is very magic...
2020-11-27 02:04 views 1

The 11th Blue Bridge Cup python The real topic of the University Group National Games

test questions A: beautiful 2【 Problem description 】 Xiao Lan likes it very much 2, This year is A.D 2020 year , He was very happy . He was ...
2020-11-24 00:10 views 1

Guanghetong and Xintang technology jointly released 4G Industrial gateway solution

It's worth it 11 period , Xintang science and technology innovation products conference – Shenzhen station arrived on schedule . The exhibition ...
2020-11-12 09:47 views 3

Some suggestions for novice programmers to write practical business code in confusion

Many novice systems complete the employment class , In fact, the ability is still good , Common technology stack will also understand , Can also r...
2020-11-05 09:55 views 6

python Hundred lines of effective code to achieve Hanoi Tower Games ( Minimalist version )

Direct code :# The left, middle and right towers are stored in a list left = list()center = list()right = list()""" Initialization function """def...
2020-10-29 20:56 views 5

linux Performance tuning methodology of system database server

One ,I/O Tuning in progress I/O Many decisions have to be made when tuning . Is the original device or file system used ? Whether to use direct ...
2020-10-29 09:53 views 4
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