• Spring changes the naming rules of version number: This is very friendly to non English speaking countries


    If you want to change your destiny, change yourself first. This article has been publishedhttps://www.yourbatman.cnIncluded, including spring technology stack, mybatis, JVM, middleware and other small and beautifulspecial columnFor free learning. Pay attention to the official account.Bat’s Utopia】Break them one by one, master them in depth, and refuse to taste them. ✍ preface Hello, I’m your […]

  • A case study of beautifying forms with valid and invalid pseudo classes


    design sketch form <span style=”background-color: #f5f5f5; color: #800000;”> .container</span><span style=”background-color: #f5f5f5; color: #000000;”>{</span><span style=”background-color: #f5f5f5; color: #ff0000;”>margin</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”>100px</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: #f5f5f5; color: #ff0000;”>position</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: #f5f5f5; color: #0000ff;”> relative</span><span style=”background-color: #f5f5f5; color: #000000;”>;</span><span style=”background-color: #f5f5f5; color: #ff0000;”>font-size</span><span style=”background-color: #f5f5f5; color: #000000;”>:</span><span style=”background-color: […]

  • NPM usage rules


    1、NPMVersion numberWhen you use NPM to download and publish code, you will be exposed to the version number. NPM uses semantic version numbers to manage code. Here’s a brief introduction. The semantic version number is divided into x.y.z, which represents the major version number, minor version number and patch version number respectively. When the code […]

  • Introduction to NPM


    From Java developers to react developers, for the first time, they have a relatively systematic understanding of NPM, mainly including introduction, common commands, and package.json Format and registry configuration can quickly build the development environment introduce NPM is a package management tool installed with node JavaScript, which can solve many problems in nodejs code deployment. […]

  • Ddbnet: new anchor free training method, edge granularity IOU calculation and more accurate positive and negative samples | ECCV 2020


    Aiming at the problem of the current anchor free target detection algorithm, this paper proposes ddbnet, which evaluates the prediction frame more accurately, including the positive and negative samples and the judgment of IOU. The innovation of ddbnet mainly lies in the box decomposition and reorganization module (D & R) and semantic consistency module, which […]

  • Why does Python have a pass statement?


    This article is from the “why Python” series, please check out the full article About PythonpassStatement, it seems to be very simple (only 4 letters), even beginners without any programming experience can quickly master its usage. The introduction of the official document is very simple. The following three examples can help us quickly understand how […]

  • July 2020 AWS highlights of AI content


    If you want to stay in the air-conditioned room without going anywhere, you may as well take this opportunity to learn technology. Maybe it can help you solve the difficult problems in your work. In July 2020, we continued to share with you a large number of technical articles on Amazon Web services (AWS), such […]

  • Stepping on the pit record | Flink event time semantics: data out of order, missing number and stepping on the pit


    ❝ This paper introduces in detail the problem of a large number of lost data when the upstream Flink task using processing time semantics fails and restarts to consume a large amount of data overstocked in the upstream and outputs to the downstream data disorder is particularly serious, and the downstream Flink tasks encounter a […]

  • What should be paid attention to when designing API to get data through post


    More and more modern websites use the front-end and back-end separation architecture. First, the front-end MVC framework is used to quickly stack spa, and then the API to obtain dynamic data has become a daily development content; and the importance of the API used to connect the front and back-end is natural. As a front-end […]

  • Talk about semantics in flutter


    There are so many widgets in flutter that it is easy to ignore many practical widgets. Well, I personally like the official flutter widget of the week series on YouTube. You can really find treasure, such as today’s protagonistSemantics。 introduce Semantics (semantics)It is used to describe the meaning of widget, and finally to describe the […]

  • Application of natural language processing in Open Search


    Natural language intelligence (NLP) Natural language intelligence research realizes effective communication between human and computer by language. It is a science integrating linguistics, psychology, computer science, mathematics and statistics. It involves the analysis, extraction, understanding, transformation and production of natural language and formal language. Artificial intelligence can be divided into several stages • computational intelligence […]

  • Emotion analysis technology: make intelligent customer service understand human emotion better


    Introduction:Intelligent customer service not only solves the high-frequency business problems of customers, but also needs to provide customers with multi-dimensional and human like ability of assistant, shopping guide, chat and entertainment services, so as to improve customers’ overall satisfaction with intelligent customer service robot. In this process, emotion analysis technology plays an important role in […]