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Introduction When using stm32 or other single-chip computers, serial communication is often used, so how to effectively receive data? If this data is indefinite, how can it be received efficiently? Classmate A: when the data comes, it will enter into the serial port and interrupt. Just read the data in the interrupt!Interrupt is to interrupt th ...

NAT address translation overview In this chapter, we will learn and practice static NAT address translation, dynamic NAT address translation. Port mapping, PAT port multiplexing I. understand the advantages and disadvantages of NAT II. Operation principle of NAT Static translationDynamic TranslationPort Address Translation III. terminolo ...

If you need to reproduce, please indicate the source: Flutter Learning Notes (29) -- How Flutter Communicates with native Foreword: When we develop Flutter project, we will inevitably encounter the need to call native api or other situations. At this time, we need to deal with the communication problem between Flutter and native. There are thr ...

Whether on the pc side or the mobile phone side, there are similar categories on the left side, clicking on the right side to switch the content of the functional page. To achieve this function, the first step is to master the method of left and right layout. Left and right layout Flexible Layout is recommended .parent { display: flex; } ...

Scene description: Because many pages are written, each top has a return key, share, the middle title of this kind of thing, make more cumbersome, simply pull out the appbar to a separate, redefined as a widget this content. The effect is roughly like this: Source code: Code directly: import 'pac ...

1. Overview of single linked list The linked list is stored in the way of nodes, it is chain storage. Each node contains a data domain, next domain: point to the next node. The nodes of the linked list are not necessarily consecutive storage The linked list with sub-header nodes and the linked l ...

(mobile phone horizontal screen source code is more convenient) problem (1) what is ABA? (2) The harm of ABA? (3) ABA solution? (4) what is AtomicStampedReference? (5) How does Atomic Stamped Reference solve ABA? brief introduction Atomic StampedReference is an atomic class provided under java Concurrent package. It can solve ABA problems that ...

background Due to the stricter restrictions, domain names are judged to be induced sharing. Therefore, the company decided to investigate a set of stable, fast and accurate detection and query interfaces for the domain name interception. The development group tried to search for a period of time, and found that the source code and principles w ...

(mobile phone horizontal screen source code is more convenient) problem (1) what is atomic manipulation? (2) What is the relationship between atomic operation and ACID of database? (3) How does Atomic Integer implement atomic operations? (4) what are the shortcomings of AtomicInteger? brief introduction Atomic Integer is an atomic class provid ...

Today, I record how to achieve the effect of the rotation chart when developing the small program. Not much to say, go directly to the code: <!-- 1. Home Rotary Map --> <view> <swiper class="my-swiper" autoplay="true" indicator-dots="true" indicator-active-color="#fff" ...