Tag：channel
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Time：2021-10-24
Introduction:The concept and technical framework of Alibaba’s business center are introduced. Through the reconstruction of digital channels, a consumption decision cycle model based on the business center and around a single customer is established to build a digital task work order system, drive multi department and multi type cooperation, and improve the ability and efficiency […]
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Time：2021-10-23
In the previous article, we talked about the usage scenarios of the five basic data types of redis. In addition to string, hash, list, set and Zset, redis also provides some other data structures (of course, it is not a data structure in the strict sense). Let’s see what else redis can do? One bitmaps […]
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Time：2021-10-13
1. Demand Which of the figures 1-200000 are required to be counted are prime numbers? This problem was raised at the beginning of this chapter. Goroutine and channel can be used to complete it 2. Analysis ideas The traditional method is to use a loop to judge whether each number is a prime number [OK] […]
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Time：2021-10-11
preface Let’s start with an interview question: What happens when you read and write a closed Chan? Why? In the last article on learning go collaboration, I knew that the go keyword can be used to open a goroutine for task processing, but if multiple tasks need to communicate, they need to use a channel. […]
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Time：2021-10-7
As a publish / subscribe server, redis plays the role of message routing. Subscribers can subscribe the message types they are interested in to the redis server through the subscribe and psubscribe commands. When the publisher sends a specific type of message to the redis server through the publish command. All clients subscribing to this […]
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Time：2021-9-17
It is more or less used in NoSQL development, and it is also a necessary knowledge point for interview. I’ve asked every interview in recent days. However, I feel that the answer is not good, and there are still many knowledge points that need to be sorted out. Here, I’ll comb through several redis notes, […]
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Time：2021-8-24
Implementing task queues using lists Priority queue Subscribe by rule Redis can also be used as a task queue. As the name suggests, a task queue is a “queue for delivering tasks”. What is the difference between a task queue and a message queue? Task queue is a logical model and message queue is a […]
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Time：2021-8-22
Chapter 1: overview of reconciliation system 1、 What is reconciliation? 1. Reconciliation scene in life – the story of the pancake stand owner Reconciliation is very common in our life. For example: on your way home from work, you are a little hungry and see a pancake on the roadside. So I went and bought […]
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Time：2021-8-2
Problem description： Button is used to control the display and hiding of div in a sub component (V-IF Implementation). The same custom component is used in both div, but the data of the two components affect each other. select_ The initial value of show is false. You can see that the game attribute is switched […]
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Time：2021-7-22
brief introduction This scene introduces the use of video cloud technology to build a super small class online class system. Alicloud experience Lab address (alicloud ECS experience scene experience)https://developer.aliyun.com/… background knowledge Audio and video communication: Real time communication (RTC) is Alibaba cloud’s global real-time audio and video development platform, which provides high availability, high quality, […]
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Time：2021-7-21
How to add webhook verification to Shopify Background Shopify is a one-stop SaaS mode e-commerce service platform, headquartered in Ottawa, Canada, focusing on overseas brand building and sales channel management for cross-border e-commerce users. Provide e-commerce sellers with technologies and templates for building online stores, and manage Omni channel marketing, sales, payment, logistics and other […]
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Time：2021-7-19
Reading guideMany years ago, the media asked Ding Shuibo: “for you personally, what is the most painful part in the process of transformation?”“ The key is the change of market consciousness. Hearing is false and seeing is true. Only when they are seen by the outside world can they understand and accept it. A lot […]
