"First day" Django rapid development-environment deployment, forms, database operations, templates, file learning

Installing Django 1, installation SetuptoolsYum Install Python-setuptools2. After completion, you can use the Easy_install command to install DjangoEasy_install DjangoNote: Django has strict requirements for PIP and setuptools versions, so if

Calculation method for "turn" db

Original address: https://www.espressif.com/zh-hans/media/blog/%E5%A2%9E%E7%9B%8A%E6%AF%94%E5%80%BC-db-%E4%BB%A5%E5%8F% 8a-dbw-dbmv-%e7%ad%89%e4%b9%8b%e8%af%a6%e8%a7%a3DB DB (Engineering application), DB (decibel, db) is a pure counting unit,

ubuntu16.04 under Hyperledger to build fabric environment simple operation (five-step start e2e_cli)

If you have installed tools such as Go, git and checkout related and download related images, you can only get up to 5 steps below. e2e_cli~/go/src/github.com/hyperledger/fabric$sudo chmod 777 release~/go/src/github.com/hyperledger/fabric$sudo chmod

ubuntu14.04 Installing the HI3518EV200 process

bz2

1. HiSilicon SDK Installation and compilationHI3518EV200_SDK is a software development package based on HI3518EV200_DMEB, which contains various tools and their source code used in the development of Linux-related applications, and is the most basic

Ehcache Detailed interpretation

Ehcache is now the most popular pure Java open source framework, simple configuration, clear structure, powerful, initially know it, from hibernate cache started. Online Chinese Ehcache material to simple introduction and configuration methods, if

Ubuntu install SSH server: Openssh-server failed

Openssh-client is installed by default in Ubuntu, so when installing SSH, just install openssh-server, and install the software in the process of a similar problem:When installing Openssh-server, it is found to be dependent on: openssh-client.

Ubuntu 16.04 connecting to a wireless network

The Ubuntu 16.04 version was recently installed on the idle Dell Inspiron 6400, and the installation process is not discussed here.After the installation is complete, the WiFi cannot be turned on and the wireless network card is configured by the

Spring Cloud builds a microservices architecture-hystrix circuit Breaker

The circuit breaker model originates from Martin Fowler's circuit breaker. "Circuit Breaker" itself is a switch device, used in the circuit to protect the line overload, when the circuit has a short circuit, "circuit breaker" can timely cut off the

Integrate spring Cloud Cloud architecture-SSO Single Sign-on OAuth2.0 get user information based on token

On the basis of a summary of the use of OAuth2.0 in the framework, the OAuth2.0 logout process of SSO single sign-on was drawn, today we take a look at the process of obtaining yoghurt information based on user token: /** * Obtain user information

The understanding and comparison of spring MVC and Spring boot

What is Spring MVC?(1) Spring MVC is a powerful and flexible modular web framework provided by spring. With dispatcher Servlets, Modelandview and View Resolver, it's easy to develop Web applications.(2) SPRINGMVC is a Java-based, request-driven,

Jar background Run script window-bat/unix-sh for Springboot

Springboot project, packaged directly into jarsWith Tomcat, you can run directly from Java commands without web App service.For Maven, for example, configure the packaged output type in Pom.xml:jarConfiguration build:

Spring Cloud Config Setup illustration example (iv)-Supplemental configuration file

Service-Side Configserverpom.xml Org.springframework.cloud Spring-cloud-config-server Org.springframework.cloud Spring-cloud-starter-eureka-server

Generate an SSL certificate with the Keytool from the JDK and import it into the Springboot

One: The build command is as follows (this step generates a temporary don't know what to do with)12345678 -204836512345678Press ENTER after Keytool will ask you to fill in a lot of information, such as company name, region, country, etc., fill in

The biggest difference between Python2 and Python3 (coding problem BYTES&STR

1, in the python2.x is not distinguished bytes and str type, in Python3 bytes and STR is differentiated, all operation of str bytes are supportedIn Python2>>> s = "ABCDEFG">>> B = S.encode () #或者使用下面的方式>>> B = B "ABCDEFG">>> type (b)#str和bytes是严格区分的

Spring Cloud--honghu Cloud distributed micro-service clouds system-modular

Summary: There are a lot of spring cloud integration projects, and below we list some of the best projects related to Spring cloud, our enterprise architecture uses a lot of good projects, in short, but also stand on the shoulders of giants to

python3.x Full stack-day08-rpm package and common Web services

01 python full stack S3 Day8   Last session review S3 Python full Stack day8   Package introduction 03 python full stack s3 Day8  rpm Package Management part1 04 python full stack s3 Day8  rpm package Management part2

Super CSV Line Cheng Concurrent processing of large volumes of data

Super CSV is a Java Open source project for working with CSV files. It is designed entirely around object-oriented thinking, so you can use your object-oriented code to make it easier to work with CSV files. It supports input/output type conversions,

HTTP Methods and RESTful Service API design

Meaning: http Methods: Also known as HTTP Verbs,http Methods can be translated into the HTTP method . They are part of the HTTP protocol, which mainly specifies how HTTP requests and operates resources on the server, often get,post, and so

WIN2012R2 Hyper-V 17 configuration High availability of Hyper-V clusters (top)

In the previous chapters we have done some processing for the regular failed server, that is, to save the copy, so what if we need to achieve high availability? That is, when the server is running low performance or unconventional downtime, it can

WPF development VLC Player (universal player)

First, download the latest VLC player on VLC official website, then install and copy the files Videolan\vlc\ and videolan\vlc\plugins\ to the project in the installation file directory respectively.The \VLC folder includes the \plugins folder, Axvlc.

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