ResolvedFailed to start bean documentationPluginsBootstrapper; nested exception .lang.NullPointerEx

Article directory Exception information reason Solution Plan 0 plan 1 Insert image description here Exception information Failed to start bean ‘documentationPluginsBootstrapper’; nested exception is java.lang.NullPointerException 2023-11-10 11:21:44.013 ERROR 44100 — [o-8080-Acceptor] org.apache.tomcat.util.net.Acceptor : Socket accept failed java.nio.channels.AsynchronousCloseException: null at java.base/java.nio.channels.spi.AbstractInterruptibleChannel.end(AbstractInterruptibleChannel.java:202) ~[na:na] at java.base/sun.nio.ch.ServerSocketChannelImpl.end(ServerSocketChannelImpl.java:269) ~[na:na] at java.base/sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:288) ~[na:na] at org.apache.tomcat.util.net.NioEndpoint.serverSocketAccept(NioEndpoint.java:547) ~[tomcat-embed-core-9.0.68.jar:9.0.68] at org.apache.tomcat.util.net.NioEndpoint.serverSocketAccept(NioEndpoint.java:79) ~[tomcat-embed-core-9.0.68.jar:9.0.68] at org.apache.tomcat.util.net.Acceptor.run(Acceptor.java:129) […]

Detailed process of pure front-end export to Excel (including export by column + table with style + table merge + table nested table + two sheets in Chinese and English)

1. Foreword The vue project is a pure front-end export to Excel. The data structure array contains arrays to export Excel according to the required columns. Using the xlsx-populate plug-in, the exported Excel file: with borders, first column merging, nested tables, and Chinese generation respectively. and english two worksheets. The effect of exporting the table […]

React technical principles and code development practice: from routing to nested routing

Author: Zen and the Art of Computer Programming 1. Background Introduction For web developers, it is especially important to master React’s routing mechanism. As a well-known front-end framework for React, there are many ways to implement routing. This article will elaborate on the following two aspects: 1. What is front-end routing? 2. Front-end routing principles […]

R language uses a linear mixed effects (multi-level/layered/nested) model to analyze the relationship between pitch and polite attitude…

Full text download link: http://tecdat.cn/?p=23681 What is the difference between the linear mixed effects model and the linear model we already know(Click “Read the original text” at the end of the article to get the completeCode data)? Related videos A linear mixed model (sometimes called a “multilevel model” or a “hierarchical model”, depending on the […]

6.ELK’s Elasticsearch nested (Nested) type

0. Foreword In practical applications of Elasticsearch, nested documents are often encountered, and there are “requirements for object arrays to be indexed and queried independently of each other.” In ES, this kind of nested document is called a parent-child document. There are at least two ways for parent-child documents to “query independently of each other”: […]

R language uses a linear mixed effects (multi-level/layered/nested) model to analyze the relationship between pitch and polite attitude…

Full text download link: http://tecdat.cn/?p=23681 What is the difference between the linear mixed effects model and the linear model we already know(Click “Read the original text” at the end of the article to get the completeCode data)? Related videos A linear mixed model (sometimes called a “multilevel model” or a “hierarchical model”, depending on the […]

[form verification] 3.0 project multi-layer list nesting

const {<!– –> required, phoneOrMobile } = CjmForm.rules; export default function detail() {<!– –> const {<!– –> query } = getRouterInfo(location); const formRef = useRef(null); const [crumbList, setCrumbList] = useState([ {<!– –> url: “/wenling/Reviewer”, name: “Auditor”, }, {<!– –> name: query.type == “look” ? “View” : “Edit”, }, ]); const [form, setForm] = useState({<!– –> […]

Using NEST for ElasticSearch aggregate query

ElasticSearch aggregation Aggregation in Elasticsearch is a mechanism for extracting and displaying data in a structured way. Think of it as the GROUP BY statement in SQL, but more powerful and flexible. Aggregation type Elasticsearch supports many types of aggregations, including: Metrics aggregations: Mainly used for statistics of indicators such as maximum value, minimum value, […]

R language uses a linear mixed effects (multi-level/layered/nested) model to analyze the relationship between pitch and polite attitude…

Full text download link: http://tecdat.cn/?p=23681 What is the difference between the linear mixed effects model and the linear model we already know(Click “Read the original text” at the end of the article to get the completeCode data)? Related videos A linear mixed model (sometimes called a “multilevel model” or “hierarchical model”, depending on the context) […]

Efficient reuse: Optimization tips when horizontal lists are nested inside RecyclerView | Developers say·DTalk

Original author of this article: Little Horse Run, Original textPublished on: Code Talk Background Suppose you want to achieve the following renderings: As shown in the figure, first of all, this is a multi-style sliding list (only 3 styles are listed in the screenshot). There is no doubt that the overall external use of RecyclerView […]