[JavaSE实验] JDBC and MySQL 1 JDBC JDBC is an API for the Java programming language that defines how a client may access a database. It provides methods for querying and updating data in a database. JDBC is oriented point of view, the API is as a set of classes in the java.sql package. To use JDBC with a particular database, we need a JDBC driver for that database. 2 About MySQL database MySQL is a leading open source click on the Libraries node and select Add Library option. From the list of options, select MySQL JDBC Driver. 4 Installation and Testing If you don't already have MySQL installed, we must install it

conditions set forth in the Creative Commons Attribution-ShareAlike 4.0 International 4.0/ legalcode>‘_ license. You may share and adapt the material, even for Creative Commons Attribution-ShareAlike 4.0 Interna- tional license the Celery software is offered under the BSD License (3 Clause) Getting Started Release 4.0 Date Sep 26, 2017 Introduction to Celery having a task that requests it (web- hooks). What do I need? Version Requirements Celery version 4.0 runs on • Python 2.7, 3.4, 3.5 • PyPy 5.4, 5.5 This is the last version to support Python 2.7, and

This document describes the current stable version of Celery (4.0). For development docs, go here. Celery - Distributed Task Queue Celery is a simple, flexible, and reliable distributed system to process Contributing Community Resources Tutorials Frequently Asked Questions Change history What’s new in Celery 4.0 (latentcall) What’s new in Celery 3.1 (Cipater) API Reference Internals History Glossary Indices and tables Index Module Index Search Page This document describes the current stable version of Celery (4.0). For development docs, go here. Copyright Celery User Manual by Ask Solem Copyright © 2009-2016

websockets Documentation Release 4.0 Aymeric Augustin Nov 02, 2017 Contents 1 Tutorials 3 1.1 Getting started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 Python Module Index 41 i ii websockets Documentation, Release 4.0 websockets is a library for building WebSocket servers and clients in Python with a focus on correctness get_event_loop().run_forever() Do you like it? Let’s dive in! Contents 1 websockets Documentation, Release 4.0 2 Contents CHAPTER 1 Tutorials If you’re new to websockets, this is the place to start. 1.1 Getting

Then at the Python prompt, try to import Django: >>> import django >>> print(django.get_version()) 4.0 You may have another version of Django installed. 2.2.5 That’s it! That’s it – you can now move isn’t, you’ll get an error telling “No module named django”. This tutorial is written for Django 4.0, which supports Python 3.8 and later. If the Django version doesn’t match, you can refer to the tutorial applied. Run 'python manage.py migrate' to apply them. February 14, 2023 - 15:50:53 Django version 4.0, using settings 'mysite.settings' Starting development server at http://127.0.0.1:8000/ Quit the server

Framework Third-party distributions of Django For distributors Glossary Release notes Final releases 4.0 release 3.2 release 3.1 release 3.0 release 2.2 release 2.1 release 2.0 release 1.11 release 1.10 release cadence Deprecation policy Supported versions Release process Django Deprecation Timeline 5.0 4.1 4.0 3.1 3.0 2.1 2.0 1.10 1.9 1.8 1.7 1.6 1.5 1.4 1.3 The Django source code repository High-level overview Then at the Python prompt, try to import Django: >>> import django >>> print(django.get_version()) 4.0 You may have another version of Django installed. That’s it! That’s it – you can now move onto the

the description of the release branches and added additional information for releases and release/4.0.x. In general open PRs against develop. We maintain a number of branches on our GitHub repository: officially support the latest, highest released version and the latest LTS (currently 3.7). release/4.0.x is an experimental branch and should not be considered as the highest released version. releases