Summary of Learning in the Preparatory Stage of the 2019 Electric Competition

The next year, I took part in the electric competition. This year, I came to the direction of the TT&C UAV. I mainly recorded some learning experiences. No matter how hard it is, we must refuel!!! Update on July 18, 2019 Recently, our group is intensely preparing for the topic of TT&C quadrup ...

Posted on Sat, 27 Jul 2019 00:27:36 -0700 by calevans

Day 22

Object-Oriented Encapsulation property Decorator       What is encapsulation? Generally speaking, encapsulation is to hide what you don't want others to see. In the program, it means that you can hide some properties and implementation methods that don't need others to see, leaving only some methods that can be accessed and invoked to oth ...

Posted on Fri, 26 Jul 2019 07:41:37 -0700 by microthick

Introduction to Python Crawler [20]: scrapy, a crawler for all users of Nuggets

Acquiring full-site users, theoretically speaking, from a user as a starting point, we need to crawl the user's attention list, from the attention list constantly superimposed. Open a user's personal center at will The green circle contains all the information we want to gather. Does this user care abo ...

Posted on Fri, 26 Jul 2019 03:02:14 -0700 by WindChill

super() method in detail

Simple call to parent method The Works of Liezi # Fat Boss's Parent class FatFather(object): def __init__(self, name): print('FatFather Of init Start Called') self.name = name print('call FatFather Class name yes%s' % self.name) print('FatFather Of init End of Call') # Fat Boss inherits FatFather class FatBo ...

Posted on Thu, 25 Jul 2019 17:43:27 -0700 by vikette

Python Foundation Team Learning task5

python basic learning Classes and objects regular expression re module re.match function re.search method http request Classes and objects Class: A collection of objects that describe the same properties and methods. It defines the properties and methods common to each object in the set. cla ...

Posted on Thu, 25 Jul 2019 01:30:40 -0700 by mtoynbee

Trivial Presentation Error Decision for Building Aqours Online Judge

It started in the first semester of sophomore year. There was a course called "Website Construction and Management". Because I am interested in the Web and like the style of Python language, I learned Django while learning PHP taught by my teacher. Just in the first semester of my freshman year, I learned the algorithm. I was interest ...

Posted on Wed, 24 Jul 2019 21:45:54 -0700 by AliasZero

7. Multi-table operation of Django's orm

Multi-table operation Three relationships: one-to-one, one-to-many, many-to-many 1. Data preparation and table model creation Configure settings to connect to the database # settings Change Configuration DATABASES = { 'default': { 'ENGINE': 'django.db.backends.mysql', 'NAME': 'orm03', 'HOST':'127.0.0.1', 'PORT':3306, 'USER':'root', 'PASSWORD' ...

Posted on Tue, 23 Jul 2019 06:48:15 -0700 by wata

Introduction to Python Crawler [14]: All IT eBooks Multithread Crawling

Today, we grab a website, this website, the content is related to netizens'messages and replies, particularly simple, but the website is gov. The website ishttp://www.sjz.gov.cn/col/1490066682000/index.html First of all, in order to learn, no malicious crawl information, believe it or not, I do not ha ...

Posted on Tue, 23 Jul 2019 06:07:31 -0700 by bivaughn

02Python String Explanation

The first chapter introduces the basic data types in python. This chapter focuses on the application of str string type data in python. str strings are mainly composed of two methods, one is method, the other is magic method. Because there are too many contents, this chapter only introduces the metho ...

Posted on Mon, 22 Jul 2019 02:55:15 -0700 by jordanwb

tensorflow self-study in actual combat [2]

Denoising self-encoder based on tensorflow Autoencoder: An unsupervised learning algorithm, which is mainly used for data dimensionality reduction or feature extraction. In deep learning, autoencoder can provide the initial value of the weight matrix before training begins. Xaiver Glorot and Yoshua Be ...

Posted on Mon, 22 Jul 2019 01:43:15 -0700 by vumpler