https://www.chenshaowen.com/en/tags/demo/Recent content in Demo on Shaowen Chen's WebsiteHugo -- gohugo.ioen©2016 - {year}, All Rights Reserved.Mon, 18 Jan 2021 00:00:00 +0000weeklyhttps://www.chenshaowen.com/en/blog/a-debugger-for-actions.htmlMon, 18 Jan 2021 00:00:00 +0000Mon, 18 Jan 2021 00:00:00 +0000https://www.chenshaowen.com/en/blog/a-debugger-for-actions.html1. Debugging Until You Want to Quit GitHub Actions is the continuous integration service GitHub launched in October 2018. For open-source projects it offers unlimited free build time, and it supports Linux, MacOs, and Windows systems, which makes it very appealing. But a recent experience changed my view. I submitted a commit, improvement: build and ci, to a colleague’s repository, to improve its continuous build setup.微信公众号GitHubActionsDevOpsCICDdemohttps://www.chenshaowen.com/en/blog/django-application-performance-test-based-on-docker.htmlThu, 07 Sep 2017 19:08:09 +0000Thu, 07 Sep 2017 19:08:09 +0000https://www.chenshaowen.com/en/blog/django-application-performance-test-based-on-docker.html1. Basic Website Performance Metrics Concurrency: the number of sessions the server handles per unit of time Throughput: the number of requests the server handles per unit of time Response time: the total elapsed time from when the user sends a request to when the response is fully received, made up of network transmission time, service processing time, and other parts Average response time: the average of the response times of all requests 2.微信公众号TestingDemoDockerDjangohttps://www.chenshaowen.com/en/blog/django-decorator.htmlThu, 22 Jun 2017 23:55:59 +0000Thu, 22 Jun 2017 23:55:59 +0000https://www.chenshaowen.com/en/blog/django-decorator.htmlWhen developing with a separated front end and back end, some of the API endpoints provided to the front end use GET requests and some use POST requests. To keep the back end from throwing an error while reading values from request in views.py, you had to check the request微信公众号DjangoDemoDecoratorsPythonhttps://www.chenshaowen.com/en/blog/how-to-export-excel-quickly-in-web-development.htmlThu, 18 May 2017 17:51:05 +0000Thu, 18 May 2017 17:51:05 +0000https://www.chenshaowen.com/en/blog/how-to-export-excel-quickly-in-web-development.htmlIn web development you often run into the need to export data. This post mainly covers how to quickly export data and save it as an Excel file. 1. Frontend In web development, formatted data is usually displayed as a table. Below is an employee salary table; we will use微信公众号DjangoFrontendDataDemo