Doker Tutorial - Mirror Operations

More commands are available on the official website: https://docs.docker.com/engine/reference/commandline/docker/ View the current image list docker image ls [OPTIONS] [REPOSITORY[:TAG]] List images Aliases: ls, images, list Options: -a, --all Show all images (default hides intermediate images) --digests ...

Posted by pcjackson06 on Thu, 27 Jun 2019 10:17:06 -0700

K-Nearest Neighbor Algorithms

1. K-Nearest Neighbor Algorithms The configuration is as follows System Ubuntu Kylin IDE  Pycharm Community Language Python 3 2. Module Installation After installing Python 3 and IDE, we need to first install the relevant modules (i.e. function libraries) so that we can complete the next study. 1. pip3 installation sudo apt- ...

Posted by swissmissflash on Sat, 22 Jun 2019 17:35:57 -0700

Shell programming from beginnings to proficiency - Chapter 2. shell variables

Shell variables2.1. What is a VariableIn elementary school, we learned mathematical equations, such as: what is y equal to when x = 1 and y = x + 1 are known? In the above topics x and y are called unknowns, but in shell programming they are variable names, and 1 on the right of the equal sign and x+1 are variable contents. "=" i ...

Posted by szms on Sat, 22 Jun 2019 16:10:02 -0700

Docker's Six Initials: Basic Guidance

Link to the original text: http://www.itbus.tech/detail.html?id=8733 Preparatory knowledge Although we'll introduce a lot of concepts next, it's better to know what Docker is and why you use it in advance. Let's assume that you are familiar with the following knowledge: + IP Address and Port + Virtual Machine + Editing configuration file ...

Posted by DigitalExpl0it on Wed, 19 Jun 2019 16:06:11 -0700

To get started with URLOS application development, you first need to understand how docker containers are used.

URLOS is based on docker container. Before we start to develop URLOS, we need to master the basic knowledge of docker. This article takes the basic usage of docker container as an example to quickly give you a comprehensive impression of docker. Introduction to Docker Docker is an open source application container engine, which is based on the ...

Posted by jude0311 on Wed, 12 Jun 2019 15:12:49 -0700

Introduction to Docker Technology and Practice: Chapter 3 - Using Docker Mirrors - Chapter 4 Operating Containers - Reading Notes

Mirror already exists. Let's learn how to use it. ================================================ Mirror is the most important of the three cores and the most popular keyword since the birth of Docker!   Docker needs a local mirror before running the container with the following priority: 1) Locally existing mirrors 2) Default mirror war ...

Posted by ratass2002 on Sat, 08 Jun 2019 09:45:14 -0700

Python gracefully merges two Dict s

One line of code merges two dict s Suppose two dicts x and y are merged into a new dict without changing the values of x and y, for example x = {'a': 1, 'b': 2} y = {'b': 3, 'c': 4} A new result Z is expected, and y covers x if the key is the same. Expected results >>> z {'a': 1, 'b': 3, 'c': 4} In PEP448, a new syntax is implement ...

Posted by Mr Mako on Thu, 06 Jun 2019 12:33:14 -0700

III. Ubuntu Installation of MySQL

I. MySQL Installation Method There are two ways to install MySQL under Ubuntu: 1. By command, as follows: sudo apt-get install mysql-server apt-get isntall mysql-client sudo apt-get install libmysqlclient-dev It's easy to install MySQL by command, but only the latest version of MySQL can be installed, so you can't choose the version you ...

Posted by willcodeforfoo on Sat, 01 Jun 2019 12:37:03 -0700

The first tensorflow program

Run a tensorflow Hello World project using docker images. After installing ubuntu 18.04, installing tensorflow through pip is always a mysterious mistake and can only offer docker. With docker, only one mirror can run without any other dependencies. docker installs tensorflow 1. Install docker $ sudo apt install docker.io 2. Add users to the d ...

Posted by waskelton4 on Sat, 18 May 2019 09:01:29 -0700

An Example of Matplotlib Initial Code for Python Drawing Library

With Matplotlib, various images can be easily generated, such as histogram, spectrogram, bar graph, scatter plot, etc. Starter Code Example import matplotlib.pyplot as plt import numpy as np # An array of 50 elements is generated with np.linspace and evenly distributed over (0,2*pi) intervals. x = np.linspace( ...

Posted by rockobop on Sat, 18 May 2019 01:38:24 -0700