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Let's take a look at some of the knowledge points of Wechat Public Number. First of all, today we'll learn how to get access_token. As we all know, when we learn PHP, we need to go back and forth between the client and the server, which is enough to make people dizzy. Wechat Public Number here, there is another one, no ...

I. Saltstack's api Salt-api has two ways, one is in the form of functions, there are well-defined functions, we can call directly, directly write python code to call functions or classes. The second form is that salt-api has an encapsulated http protocol. We need to start a server. Installation: yum install –y salt-api 1. Load ...

A basic RESTfule service that provides the most outgoing request Method is Get and Post. In Get, it is common to take parameters on requests, or path parameters. Response to Json. In Post, form data or json data are often submitted as parameters to respond to Json.   1. Get request, url parameter, return json. Prepare a request and then re ...

12.13 Nginx Anti-theft Chain The configuration is as follows, which can be combined with the above configuration The * here represents the case-insensitive parentheses that follow. Beginning of ^ server_names can be omitted location ~* ^.+\.(ico|gif|jpg|png|swf|flv|rar|zip|doc|pdf|gz|bz2|jpeg|bmp|xls)$ { expires 7d; valid_referers none ...

Chrome is currently in use Firebase cloud messaging (FCM) As its push service. FCM recently adopted the Web Push protocol. FCM is a follow-up product of Google Cloud Messaging (GCM), which supports the same and more functions. To use Firebase cloud messaging, you need to set up projects on Firebase (see the VAPID secti ...

SDKMAN is a tool for managing parallel versions of multiple software development toolbox based on Unix system. It provides a simple command line interface (CLI) and API for installing, converting, removing and displaying installable lists. Its predecessor is the Groovy enVironment Manager, inspired by RVM and vbenv tools that are mainly used i ...

Acknowledgement mechanism When a producer sends a message, one thing to consider is whether the message has been successfully submitted and whether it has reached the queue. This judgment of AMQP protocol itself has also been designed for this purpose, using the transaction mechanism. However, transaction mechanism has two shortcomings: slow ...

You're still using it. ImageMagick Create thumbnails of uploaded pictures on the website? In fact, there are better ways to put one in place, simple and effective. Nowadays, there are many cloud storage services supporting image space, and according to the set rules to generate image thumbnails in the space, such as UpYun, Aliyun OSS support. ...

Nginx Anti-theft Chain 1. Edit the virtual host file / usr/local/nginx/conf/vhost/test.com.conf and add the following code location ~* ^.+\.(gif|jpg|png|swf|flv|rar|zip|doc|pdf|gz|bz2|jpeg|bmp|xls)$ { expires 7d; valid_referers none blocked server_names *.test.com ; #Here the server_names configuration can be omitted if ($invalid_r ...