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  Written in the forefront Developed before TI5 last year dotaonly.com Web sites need to use APIs of various live platforms. Unlike Twitch, which is not as open as foreign websites, there are ready-made APIs available. Domestic websites are closed and not very friendly to developers. The APIs mentioned in this paper are all crawled from the F ...

The end of the latest period is approaching, busier, slower, forgive me. After setting up the environment and confirming the connection, we can start writing programs. Then build tables. insert data (Here's just one example) Also note when creating a table, because you want to create a view, you should build an ...

Preface In the process of development, we usually encounter many one-to-one data processing situations. Most of the time we will get a list, and then a single record of the list corresponds to another table to achieve business. For example, the following two tables of commodity information and commodity details, here in order to demonstrate the ...

Laravel loads the. env file in the project at startup. It is often useful for applications to run in different environments with different configurations. For example, you might want to use the tested Mysql database locally and switch the project to the production Mysql database automatically when it comes online. This article will introduce th ...

Recently, a community has used Hongsoft face recognition, the effect is good. There is another project to compare visitors with their ID cards and share the project, hoping to help them in need. The address of the project should be added before the codeword. https://gitee.com/panmingzhi/IdCardFaceIdentifier First of all, we use Huashi CVR 100U. ...

The Role of Redis Distributed Locks In a stand-alone environment, there is a second-kill commodity activity, in a short time, server pressure and traffic will rise sharply. This will lead to concurrency problems. If you want to solve concurrency, you need to solve it. 1. Improving system throughput, that is, requests processed by qps per second ...

PHP and JavaScript, master JavaScript foundation, custom functions, process control statements, events, call JavaScript scripts, use JavaScript in PHP. JavaScript, developed by Netscape, is an interpreted scripting language based on object and event driven and with security performance. JavaScript Foundation, Data Types, Variables, Annotatio ...

1. JSON data at the back end of the request JSON is an interactive format for front-end and back-end communication. JSON(JavaScript Object Notation, JS Object Markup) is a lightweight data exchange format. JSON is a necessary format for communication between backstage and predecessors of the Internet, replacing the original XML. XML data fo ...

Modular Exit the Python interpreter and reenter, definitions of functions, variables, and so on will be lost.It is better for larger programs to use files edited by a text editor as execution input, that is, to create scripts.When a program becomes very long, it can be split into several files that are easier to maintain.You may al ...

The latest project is to redevelop dedecms v5.7. The uploaded pictures are required to be watermarked. Baidu ueditor Editor does not support automatic watermarking. So, I have found a lot of data to integrate and record, and the specific effect map.   I'm not going to carefully write dedecms v5.7 to integrate ueditor editor.   1. Open the confi ...