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Use to wechat interface is“ Generate QR code with parameters ”Two kinds of QR codes can be generated, one is temporary QR code, which will expire with a large amount of generation. It is mainly used in business scenarios such as account binding, where the QR code is not required to be permanently saved; the other is permanent QR cod ...

Reference material [1] . learn Linux operation and maintenance from the old boy: Web Cluster practice, old boy setup script View native information [root@www ~]# curl -I 127.0.0.1 server_tokens In the http tag section of Nginx configuration file nginx.conf, add the parameter "server" tokens off http ...

order This paper mainly studies how to use metrics of custom micrometer Example DemoMetrics public class DemoMetrics implements MeterBinder { AtomicInteger count = new AtomicInteger(0); @Override public void bindTo(MeterRegistry meterRegistry) { Gauge.builder("demo.count", count, c -> c.incrementAndGet()) ...

order This paper mainly studies how to verify the parameters of webplus Using javax.validation domain import javax.validation.constraints.Min; import javax.validation.constraints.NotEmpty; public class User { @Min(1) private long id; @NotEmpty private String name; @Min(20) private int age; //... } Handling e ...

Since we used to use docker image to enter the container and use yum to install nginx or php, we found that the whole image is larger and faster by 2G. Large documents will affect the environmental shift value, and there is no technical content. Today, I found a sub environment installation on the Internet to separate nginx and php into two ima ...

This article address: https://www.laruence.com/2020/03/11/5475.html Please indicate the source for reprinting With PHP 7.4 comes an extension that I think is very useful: PHP FFI (Foreign Function interface), which refers to a description in a PHP FFI RFC: For PHP, FFI provides a way to write PHP extensions and bindings to C li ...

Notes are organized in https://www.elastic.co/guide/en/beats/filebeat/current/filebeat-installation.html Only for personal learning summary.Filebeat is a lightweight log collection tool that is often used in conjunction with ELK as a data collection source. filebeat Usage Diagram Install Deployment Centos7 (used by authors) Bec ...

I created a new local Git Repository: ~$ mkdir projectname ~$ cd projectname ~$ git init ~$ touch file1 ~$ git add file1 ~$ git commit -m 'first commit' Is there any git command to create a new remote warehouse and push my submission to GitHub from there? I know to launch the browser and turn to Create a new repository It's no big deal, b ...

One: Statefulset StatefulSet is designed to solve the problem of stateless services. The corresponding Deployment and ReplicaSet are designed for stateless services, and their scenarios include:1. Stable persistent storage, i.e. access to the same persistent data after Pod rescheduling, based on PVC2. Stable network flags, i.e. PodName and Ho ...

Fabric v1.4.0 installation deployment 1, Preliminary preparation number tool Version number 1 cURL Latest version (7.63.0) 2 Docker 17.06.2-ce and above 3 Docker Compose 1.14.0 and above 4 Go 1.11.x cURL latest installation The default curl does not support https. You need to config ...