Implementation of Redis cluster lua
Two words don't say, directly on the goods. A lot of exchanges ha, thank all the gods.The main point is as follows:
Object object = redisTemplate.execute(redisUpdateOrderScript,
//If there is a key here, add "{}" as the official website says, or it will be reported as an error. All three keys here should have the same prefix
Arrays.a ...
Posted by zhangy on Sat, 02 Nov 2019 16:11:18 -0700
Technology sharing | MySQL's join | buffer | size application on internal connection
Author: Yang Taotao
This article introduces the use of MySQL parameter join ﹣ BUFFER ﹣ size in the INNER JOIN scenario, which is not included in OUTER JOIN. Before discussing the BUFFER, let's first understand the INNER JOIN classification of MySQL.
If it is subdivided according to the retrieval performance, whether it is two or more inner jo ...
Posted by deckrdx on Sat, 02 Nov 2019 08:03:18 -0700
Image upload pose and Typed Arrays you don't know
There are several questions about uploading pictures in the question of thinking or not, all of which involve the concept of ArrayBuffer. I want to sort out the knowledge in this area and hope that more people can get something.
Ladies and gentlemen, let's start together.
1. How to upload files
Generally, FormData is used to create request data ...
Posted by Mastodont on Sat, 02 Nov 2019 06:01:51 -0700
Using Alibaba cloud TTS to realize web voice broadcast
I. opening Alibaba cloud TTS service
Log in to Alibaba cloud and choose product - > Artificial Intelligence - > speech synthesis
Click "apply for opening" and create a project in "management console"
Copy token and appkey
II. Interface with speech synthesis api
View ...
Posted by ashbai on Sat, 02 Nov 2019 02:14:18 -0700
The implementation of golang / creator js uses protobuf for data interaction
protobuf is a general rule of data serialization, which is faster and smaller than xml and json.
This time, proto 3 is used. 3 has some features different from 2. For example, 3 defaults to the optional declaration.
All fields are optional assignments, so as to be compatible with the fact that s ...
Posted by BrentNorin on Fri, 01 Nov 2019 20:09:04 -0700
java calls https interface
Difference between http and https
https protocol needs to apply for certificate from ca, generally there are few free certificates, so it needs a certain fee.
http is hypertext transmission protocol, information is plaintext transmission, and https is ssl encrypted transmission protocol with security. ...
Posted by LearningKid on Fri, 01 Nov 2019 15:38:23 -0700
PHP public number is developed to give users a micro message reminder function.
A recent project needs to send a wechat message prompt to users when they have funds received or members changed. In view of this, we started to use template messages, but the newly registered public numbers applied for message templates took several days to apply. In the absence of time, we chose to use customer servic ...
Posted by wiggly81 on Fri, 01 Nov 2019 14:39:12 -0700
Application of user password encryption and interceptor
Front-end code
<!DOCTYPE html>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<script src="${pageContext.request.contextPath}/js/jquery.js"></script>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title&g ...
Posted by programmer79 on Fri, 01 Nov 2019 11:09:42 -0700
Cook a delicious CLI
At the beginning, I really want to write a recipe, because of the limited cooking ability, so the title is a lie, ha ha^_~
Today, let's talk about the development of command-line tools (CLI: command-line interface, which will replace the long command-line tool terms with CLI).
After reading this article, you will have a more comprehensive un ...
Posted by buducom on Fri, 01 Nov 2019 05:32:51 -0700
Learn from zero spring security login success and failure handling
After successful login, we need to implement the AuthenticationSuccessHandler interface to handle our logic. Of course, you can inherit its implementation class SavedRequestAwareAuthenticationSuccessHandler.
After login failure, we need to implement the AuthenticationFailureHandler interface to ...
Posted by RazorICE on Fri, 01 Nov 2019 01:46:41 -0700