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Say, one of my needs is a temporary feature.Due to the problem of work development, we have a project B. We need a function to add commodities, which involves adding commodity content, such as commodity name, commodity description, commodity inventory, commodity picture, etc.Background merchandise added interface has been written, but the probl ...

Then the last article (using session to save user data) let jwt to save user data.Passport-jwt/json webtoken is used here.passport-jwt is a validation strategy of passport. It is validated using JWT (json web token).JSON webtoken is a module for encoding, decoding and verifying jwt. Using jwt to save user data and using session to save user dat ...

I. Brief Introduction Filter in Servlet is a server-side program that implements javax.servlet.Filter interface. Its main purpose is to filter character encoding and make some business logic judgments, such as access to pages. Its working principle is that as long as you configure the web.xml file to intercept client requests, it will help you ...

Original Link: https://blog.csdn.net/xugexuge/article/details/88065287 scene There are two scenar ...

title: Mina server-side client communicationdate: 2018-09-30 09:00:30tags: - [mina] - [tcp] categories: - [Programming] permalink: zxh [TOC] The first two chapters have introduced the theory completely. Today we use these theories to implement the c/s communication of tcp protocol.First, let's briefly review the previous introduction.In mina, o ...

Setting up Payment Catalogue Make sure that the actual payment request directory is the same as the background configuration directory (now supports the configuration root directory, which has a certain effective time after configuration, usually w ...

Preface The last "homework" for you to log in and register believe that the small partners according to our demo have been completed, then this article we continue to talk about some of the main functions encountered in the actual combat, not to mention more, let's enter today's body link!!! scene Radio Button radio button is widely u ...

Timing and Mail At this stage, we hope to add two more practical functions to the general crawler program: The first is the timing function, that is, the program can automatically crawl data according to the time we set; the second is the notificatio ...

There's a passage that says, "Ten years old copywriter drivers are not as good as Netease comment area. Netease Wenhao goes everywhere to comment on all single dogs." The comment area of Netease Yun Music has always been the gathering place ...

Little Circle Chapter 3 Exercise Questions 1. Write functions to calculate the sum of the incoming numeric parameters. (dynamic parameter transfer) def sum_count(*args): return sum(args) v = sum_count(1, 2, 3, 4) # Transfer parameters print(v) 2. Write the function, the user passes in the modified file name, and the content to be modi ...