Tag：channel
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2021 Smet software national channel recruitment conference Chongqing station successfully ended!
September 23, 2021Smart softwareThe national channel Recruitment Fair Chongqing station was successfully held. Dozens of ecological partners from the industry attended the meeting to share the practical experience of enterprise data operation and explore the development prospects and opportunities in the field of big data Bi. At the meeting, Ye Sheng, senior engineer of smart […]
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Laravel event broadcast driven by redis
1、 Foreword In the previous project, laravel’s event broadcast was needed, and the project planned to use redis as the driver, but it was found that most of the online materials were driven by pusher, so I had to grope for a service. Now record this process, hoping to help others. 2、 Project environment Redis […]
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Goroutine of go language and channel exception handling
catalogue 1、 Goroutine 1. Start a goroutine 2. GMP model of go language 2、 Channel 1. Deadlock 2. Unidirectional channel 3. For cyclic channel 4. Buffer channel 5、WaitGroup 6、Select 7、Mutex 3、 Exception handling 1、 Goroutine Go A coroutine can be seen as a lightweight thread,Go Advantages of coroutines over threads: Goroutine Lower cost, size only […]
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Interpretation of the principle of channel in golang (recommended)
data structure The data structure of channel is$GOROOT/src/runtime/chan.goUnder the document: ? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 type hchan struct { Qcount uint // the number of elements remaining in the current queue Dataqsiz […]
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Gradle multi-channel packaging
1、 Premise From the programmer’s point of view, one program and one package are not fragrant, but the operation packaging pushes a wave of CPL channels. The content in each package is the same, but the channel logo is different. 2、 Analysis Gradle has multi-channel packagingproductFlavorsConfiguration, and then we canAndroidManifest.xmlAdd ameta-dataVariables store channel values throughproductFlavorsWhen […]
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Let’s start the class – AI algorithm landing and engineering deployment practice
Let’s start the class – AI algorithm landing and engineering deployment practice If you are a maven developer, it is very easy to use. The maintenance personnel of the project once pushed the dependency to the central warehouse. Only by introducing dependencies, 90% of the workload is completed. Next, you only need to stop the […]
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Golang concurrency — use of concurrency technology goroutine and channel, timer, producer consumer, condition variable, select
Goroutine: Goroutine is the core of go concurrent design. In the final analysis, goroutine is actually a collaborative process. It is smaller than threads. More than a dozen goroutines may be reflected in five or six threads at the bottom,Go language helps you realize the memory sharing between these goroutines。 Executing goroutine requires only a […]
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Policy mode 2 – sending policy of message center
Transformation of demand message center The shopping center business here currently has more than 70 million users, and the news is about two or three million a day. The old business system may not be good enough for various reasons. Recently, the leaders want to transform the information centerBefore the development, consider the development of […]
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Drink, talk and chat, based on vue3 0+Tornado6. Subscribe to non redis + publish real-time communication system
The original text is reproduced from “Liu Yue’s technology blog”https://v3u.cn/a_id_202 “Desire for expression” is a powerful “source power” in the history of human growth. Engels has long pointed out bluntly that human beings in the ignorant era, that is, the low-level stage, “take fruits, nuts and roots as food; the production of language with clear […]
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24. Understand the co process in go language: goroutine
Hi, Hello, I’m brother Ming. During my time of learning Golang, I wrote detailed study notes on my personal WeChat official account “Go programming time”. For Go language, I am also a beginner, so writing things should be more suitable for students who are just in contact. If you are just learning Go language, do […]
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25. Learn the go process: explain the channel / channel in detail
Hi, Hello, I’m brother Ming. During my time of learning Golang, I wrote detailed study notes on my personal WeChat official account “Go programming time”. For Go language, I am also a beginner, so writing things should be more suitable for students who are just in contact. If you are just learning Go language, do […]
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Let visitors remember the three practical codes of the website
Let visitors remember the three practical codes of the websitePrompt to add favoritesFavorites are the most basic web site recording tool in the browser. Although the browser has convenient favorites management function, if you put the button to add favorites in the web page, it will greatly improve the collection rate. The following three web […]