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Basic introduction to NioEventLoop When building the Netty service, you first need to create a NioEventLoopGroup, that is, the following code: ··· NioEventLoopGroup boss = new NioEventLoopGroup(1); NioEventLoopGroup worker = new NioEventLoopGroup(); ··· Initialization timing: NioEventLoopGroup defines an EventExecutor[] children member vari ...

I Logical volume manager LVM 1. Introduction to LVM Baidu Encyclopedia explains: Logical volume manager is essentially a virtual device driver. It is a new level of abstraction added between block devices and physical devices in the kernel, as shown in the figure. It can combine several disks (physical volume) to form a storage pool or volum ...

Androidx-Lifecycle has recently moved to version 2.5.0, one of the most important changes being the introduction of the concept of CreatioinExtras. One sentence summarizing the role of CreationExtras: helps us gracefully get initialized parameters when creating ViewModel s 1. Status Quo Review how ViewModel s have been created so far val v ...

Classification of sets First, let's look at the overall classification of sets. Both Collection and Set Chinese can be translated into collections. However, from a Java programming perspective, Collections should be translated into containers and Sets into collections. Both Collection and Set Chinese can be translated into collections. However ...

Overview of 0x1 When I started ETF Intelligence Contract Development, I first faced a choice, Hardhat Vs Truffle Vs Remix, which development tool should I choose. I searched Google for a lot of comparisons, including Holliville Valdez's " Hardhat Vs Truffle Vs Remix - Which Is The Best For Blockchain Development?> This article helped me ...

2022 3.6 0 Beginning Trash Finally, the vegetable chicken's diary has been updated. This time it is a bit long. Teachers who want to see something useful can skip the catalog directly. I haven't written a diary for a long time. Did the chicken give up? Not really. Only chicken and vegetable have a new understanding of their dishes. jpg, d ...

Python WeChat Subscription Applet Course Video https://edu.csdn.net/course/detail/36074 Python Actual Quantitative Transaction Finance System https://edu.csdn.net/course/detail/35475 CSS Cascading Style Sheet Three characteristics Cascade: The same style overrides Inheritance: Attributes can be inherited down Priority: The smaller the r ...

1. Write two functions to find the maximum common divisor and the minimum common multiple of two integers respectively. Call the two functions with the main function and output the results. Two integers are entered by the keyboard. Interpretation: This topic mainly examines two kinds of knowledge: Rolling-and-rolling division: divide small va ...

Python WeChat Subscription Applet Course Video https://edu.csdn.net/course/detail/36074 Python Actual Quantitative Transaction Finance System https://edu.csdn.net/course/detail/35475 What is Kind? The composition of the k8s cluster is complex, error-prone and time-consuming if deployed manually. The Kind tool described in this paper can qu ...

Last time we talked about Dubbo's service exposure, this time we'll look at how Dubbo calls services This article will be interpreted based on the architecture diagram of dubbo Catalog Client Start Process Dubbo Service Call Client Start Process As we all know, when a client invokes a service, only the interface has no corresponding ...