Notes on Python Programming: from introduction to practice

Learning notes from "Python Programming: from introduction to practice" (by Eric Matthes of the United States). Mainly for Python 3. Python uses indentation to determine the relationship between a line of code and the previous line of code. In the previous example, the lines of code that d ...

Added by cli_man on Sun, 14 Jun 2020 06:59:49 +0300

Data insight | Python interpretation stall - do you want to set up a stall to sell anything?

I know there is a problem: after the epidemic, what is the most thing you want to do?   Many people study python and don't know where to start.Many people learn python, master the basic syntax, do not know where to find cases to start.Many people who have already done cases do not know how to learn more advanced knowledge.Then for these three t ...

Added by Chafikb on Fri, 12 Jun 2020 10:42:28 +0300

Raspberry school learning notes - temperature and humidity detection (local OLED display, ONENET cloud platform display)

Article catalog preface 1, Hardware connection 2, Raspberry pie enable I2C function 1. Enable I2C Kernel Module 2. Install I2C tools 3, Local temperature display 1. Installation luma.oled 's bag 2. Light up the oled screen 3. Local temperature and humidity detection 4, ONENET cloud platform displ ...

Added by matts12290 on Thu, 11 Jun 2020 10:48:32 +0300

Python 3 web crawler: Comics downloading, dynamic loading, and anti crawler are nothing

    1, Foreword By Jack Cui After the learning of the last two articles, Python crawler takes three steps: request initiation, data parsing and data saving. Have you mastered them? Are they entry-level crawlers? No, it's not enough! Only mastering these skills can only be regarded as layman level. Today, let's continue to learn how to clim ...

Added by cshaw on Thu, 11 Jun 2020 10:01:27 +0300

[complete version] usage record of YOLOv3

Xiaobai wrote systematic articles for the first time, but his technique was poor, mainly for the convenience of his later search. I hope all the gods don't like light spray~~ There are 7 complete versions of the main documents at the end of the article. Please refer to them if you like~ 0 organization ...

Added by kristianblom on Thu, 11 Jun 2020 08:32:33 +0300

numpy learning notes of python 01

WeChat official account: click on blue font, small white image and visual attention. About technology, focus on yyfilence00. If there are any questions or suggestions, please official account message. Organize knowledge and learn notes Publish journal, essay, what you see and what you think 1: ...

Added by markmuir on Wed, 10 Jun 2020 07:57:14 +0300

Docker network (docker learning notes)

Article catalog 1. Configure container network 2. Access containers through port mapping 3. Configure container interconnection 4. Create a point-to-point connection 1, Task description 1. Learn about Docker container network and how to configure basic network, including how to create network name ...

Added by nicephotog on Wed, 10 Jun 2020 07:51:06 +0300

CSS_ Necessary knowledge of back-end Engineer - from entry to detailed explanation of dissuasion - painstaking writing (funny)

Article catalog 1, CSS introduction 2, Grammatical format 3, How to use CSS 1. Embedded 2. Outer chain 3. Line style 4. Three style priorities and application scenarios 4, Selector 1. Basic selector 1. All tuple selection 2. Label selector 3. id selector 4. Class selector 5. Overall operation cod ...

Added by rsnell on Tue, 09 Jun 2020 05:00:57 +0300

Hadoop Learning Notes-Spqrk for TopN(Python)

Spqrk implements TopN Experimentation Requirements Data preparation Expected results Related Classes and Operators findspark pyspark: SparkContext: parallelize(*c*, *numSlices=None*) collect() textFile(*name*, *minPartitions=None*, *use_unicode=True*) map(*f*, *preservesPartitioning=False*) cache( ...

Added by jdiver on Sun, 07 Jun 2020 05:11:10 +0300

Responsibility chain model of behavior model

1 General Chain of responsibility pattern is a common behavior pattern. It encapsulates the processor into a processing chain, so that the request can be delivered on the chain. The processor on the chain decides whether to process the request or not. 2 responsibility chain mode A typical usage scenario of responsibility chain mode is when an e ...

Added by Nymphetamine on Sat, 06 Jun 2020 13:17:26 +0300