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First step (1) Form login settings and form validation   1> Set click event - > get the password value of the account entered in the form - > use regular expression to verify the form - > send ajax request - > enter the background - > Import configuration file - > receive the data sent by ajax - &gt ...

1, On regular expression 1. Definition: it is a special character sequence, which can help to detect whether a string matches the character sequence we set. 2. Function: it can quickly retrieve text and replace text. 3. scenario: 1. Check whether a string of numbers is a telephone number 2. Check whether a string conforms to e-mail format 3. Re ...

elicit questions In the process of developing with go, if we modify the code, it is control+c that kills the running process, and then go run or go build that runs. When our project goes online, killing the process directly will lead to online service interruption, which is absolutely not allowed in ...

axios promise based on http client for browser and nodejs characteristic Browser side initiates XMLHttpRequests request http request from node Support Promise API Listen for requests and returns Conversion request and return Cancellation request Automatically convert json data Client support mitigation install Using npm: npm install axios -- ...

Original address: Some problems need to be fixed when using ueditor 1. Adjust the order of pictures to be uploaded Modify: dialogs/image/image.js The last segment of line 718: uploader.on('uploadSuccess', function (file, ret) { var $file = $('#' + file.id); try { var responseText = (ret._raw || ret), ...

All the following operations are carried out at the master end Server role assignment role address Installation components master 192.168.142.220 kube-apiserver kube-controller-manager kube-scheduler etcd node1 192.168.142.136 kubelet kube-proxy docker flannel etcd node2 192.168.142.132 kubelet kube-proxy docker flannel etcd 1, A ...

1. What is Redux Official explanation: Redux is a predictable state container for JavaScript apps. This means that Redux is a predictable state container for js applications 2. Why use Redux The following illustration shows how parent-child components communicate when Redux is not used and when Redux is used In the absence of Redux, if co ...

Role assignment: Environmental deployment All virtual machines have turned off the firewall and selinux core protection functions Practical operation Build working directory to store binary software package [root@master ~]# cd / [root@master /]# mkdir k8s Install ETCD database (three copy mechanism)master (download the ca Certificate creatio ...

Written in front Recently, I was trying to drum up wechat applets. I wanted to use Django as the back end to display data in wechat applets. When I write Django, I usually directly throw the QuerySet object to the template and then render it. But in the wechat applet, this object cannot be accepted. Y ...

1. Create a new Spring Boot project The specific steps are as follows Select the appropriate dependency: Under src/main/resources of the spring boot project, the application.properties file exists by default. This is the configuration file of the spring boot project. Almost all related configurations ...