René's URL Explorer Experiment


Title: Java-Tutorial/docs/java/network-programming at master · singlet264/Java-Tutorial · GitHub

Open Graph Title: Java-Tutorial/docs/java/network-programming at master · singlet264/Java-Tutorial

X Title: Java-Tutorial/docs/java/network-programming at master · singlet264/Java-Tutorial

Description: 【Java工程师面试复习指南】本仓库涵盖大部分Java程序员所需要掌握的核心知识，整合了互联网上的很多优质Java技术文章，力求打造为最完整最实用的Java开发者学习指南，如果对你有帮助，给个star告诉我吧，谢谢！ - Java-Tutorial/docs/java/network-programming at master · singlet264/Java-Tutorial

Open Graph Description: 【Java工程师面试复习指南】本仓库涵盖大部分Java程序员所需要掌握的核心知识，整合了互联网上的很多优质Java技术文章，力求打造为最完整最实用的Java开发者学习指南，如果对你有帮助，给个star告诉我吧，谢谢！ - singlet264/Java-Tutorial

X Description: 【Java工程师面试复习指南】本仓库涵盖大部分Java程序员所需要掌握的核心知识，整合了互联网上的很多优质Java技术文章，力求打造为最完整最实用的Java开发者学习指南，如果对你有帮助，给个star告诉我吧，谢谢！ - singlet264/Java-Tutorial

Opengraph URL: https://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming

X: @github

direct link

Domain: github.com

route-pattern/:user_id/:repository/tree/*name(/*path)
route-controllerfiles
route-actiondisambiguate
fetch-noncev2:eae5da39-f450-f4fb-a0c3-695c43488d24
current-catalog-service-hashf3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-idC148:36361B:A9871F:E90C7A:6A57E7D6
html-safe-noncec702b8765c4092d33dd3431c61deb47ba46b32afca07100a4cf3bba9dcd4ae85
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDMTQ4OjM2MzYxQjpBOTg3MUY6RTkwQzdBOjZBNTdFN0Q2IiwidmlzaXRvcl9pZCI6IjQxNzIyMDA2OTEzMjk2NTY3OTAiLCJyZWdpb25fZWRnZSI6ImlhZCIsInJlZ2lvbl9yZW5kZXIiOiJpYWQifQ==
visitor-hmac71f1ae7a072fe56dc7dcdf478818d97f5c6e191006aac5de3be08f84d7e0c1bd
hovercard-subject-tagrepository:283126826
github-keyboard-shortcutsrepository,source-code,file-tree,network-graph,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///files/disambiguate
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming
twitter:imagehttps://opengraph.githubassets.com/91ecea006c4ccdb4a265dd6c33b0812eb593c7d3f0b3ab17473048750f47a514/singlet264/Java-Tutorial
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/91ecea006c4ccdb4a265dd6c33b0812eb593c7d3f0b3ab17473048750f47a514/singlet264/Java-Tutorial
og:image:alt【Java工程师面试复习指南】本仓库涵盖大部分Java程序员所需要掌握的核心知识，整合了互联网上的很多优质Java技术文章，力求打造为最完整最实用的Java开发者学习指南，如果对你有帮助，给个star告诉我吧，谢谢！ - singlet264/Java-Tutorial
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
hostnamegithub.com
expected-hostnamegithub.com
None49c8c15fabcbf356d607a90ca115c13b273e42ff8b74155de050fd229a9b0121
turbo-cache-controlno-cache
go-importgithub.com/singlet264/Java-Tutorial git https://github.com/singlet264/Java-Tutorial.git
octolytics-dimension-user_id22309030
octolytics-dimension-user_loginsinglet264
octolytics-dimension-repository_id283126826
octolytics-dimension-repository_nwosinglet264/Java-Tutorial
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forktrue
octolytics-dimension-repository_parent_id131732782
octolytics-dimension-repository_parent_nwoh2pl/JavaTutorial
octolytics-dimension-repository_network_root_id131732782
octolytics-dimension-repository_network_root_nwoh2pl/JavaTutorial
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release72a32c9d47294b6b7eb7f0250253277920c7a987
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fsinglet264%2FJava-Tutorial%2Ftree%2Fmaster%2Fdocs%2Fjava%2Fnetwork-programming
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/enterprise/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fsinglet264%2FJava-Tutorial%2Ftree%2Fmaster%2Fdocs%2Fjava%2Fnetwork-programming
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Ffiles%2Fdisambiguate&source=header-repo&source_repo=singlet264%2FJava-Tutorial
Reloadhttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming
Reloadhttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming
Reloadhttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java/network-programming
singlet264 https://github.com/singlet264
Java-Tutorialhttps://github.com/singlet264/Java-Tutorial
h2pl/JavaTutorialhttps://github.com/h2pl/JavaTutorial
Notifications https://github.com/login?return_to=%2Fsinglet264%2FJava-Tutorial
Fork 0 https://github.com/login?return_to=%2Fsinglet264%2FJava-Tutorial
Star 0 https://github.com/login?return_to=%2Fsinglet264%2FJava-Tutorial
Code https://github.com/singlet264/Java-Tutorial
Pull requests 0 https://github.com/singlet264/Java-Tutorial/pulls
Actions https://github.com/singlet264/Java-Tutorial/actions
Projects https://github.com/singlet264/Java-Tutorial/projects
Security and quality 0 https://github.com/singlet264/Java-Tutorial/security
Insights https://github.com/singlet264/Java-Tutorial/pulse
Code https://github.com/singlet264/Java-Tutorial
Pull requests https://github.com/singlet264/Java-Tutorial/pulls
Actions https://github.com/singlet264/Java-Tutorial/actions
Projects https://github.com/singlet264/Java-Tutorial/projects
Security and quality https://github.com/singlet264/Java-Tutorial/security
Insights https://github.com/singlet264/Java-Tutorial/pulse
https://github.com/singlet264/Java-Tutorial
Java-Tutorialhttps://github.com/singlet264/Java-Tutorial/tree/master
docshttps://github.com/singlet264/Java-Tutorial/tree/master/docs
javahttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java
Historyhttps://github.com/singlet264/Java-Tutorial/commits/master/docs/java/network-programming
https://github.com/singlet264/Java-Tutorial/commits/master/docs/java/network-programming
Java-Tutorialhttps://github.com/singlet264/Java-Tutorial/tree/master
docshttps://github.com/singlet264/Java-Tutorial/tree/master/docs
javahttps://github.com/singlet264/Java-Tutorial/tree/master/docs/java
..https://github.com/singlet264/Java-Tutorial/tree/master/docs/java
Java网络与NIO总结.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E4%B8%8ENIO%E6%80%BB%E7%BB%93.md
Java网络与NIO总结.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E4%B8%8ENIO%E6%80%BB%E7%BB%93.md
Java网络编程与NIO详解10：深度解读Tomcat中的NIO模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A310%EF%BC%9A%E6%B7%B1%E5%BA%A6%E8%A7%A3%E8%AF%BBTomcat%E4%B8%AD%E7%9A%84NIO%E6%A8%A1%E5%9E%8B.md
Java网络编程与NIO详解10：深度解读Tomcat中的NIO模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A310%EF%BC%9A%E6%B7%B1%E5%BA%A6%E8%A7%A3%E8%AF%BBTomcat%E4%B8%AD%E7%9A%84NIO%E6%A8%A1%E5%9E%8B.md
Java网络编程与NIO详解11：Tomcat中的Connector源码分析（NIO）.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A311%EF%BC%9ATomcat%E4%B8%AD%E7%9A%84Connector%E6%BA%90%E7%A0%81%E5%88%86%E6%9E%90%EF%BC%88NIO%EF%BC%89.md
Java网络编程与NIO详解11：Tomcat中的Connector源码分析（NIO）.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A311%EF%BC%9ATomcat%E4%B8%AD%E7%9A%84Connector%E6%BA%90%E7%A0%81%E5%88%86%E6%9E%90%EF%BC%88NIO%EF%BC%89.md
Java网络编程与NIO详解2：JAVA NIO 一步步构建IO多路复用的请求模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A32%EF%BC%9AJAVA%20NIO%20%E4%B8%80%E6%AD%A5%E6%AD%A5%E6%9E%84%E5%BB%BAIO%E5%A4%9A%E8%B7%AF%E5%A4%8D%E7%94%A8%E7%9A%84%E8%AF%B7%E6%B1%82%E6%A8%A1%E5%9E%8B.md
Java网络编程与NIO详解2：JAVA NIO 一步步构建IO多路复用的请求模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A32%EF%BC%9AJAVA%20NIO%20%E4%B8%80%E6%AD%A5%E6%AD%A5%E6%9E%84%E5%BB%BAIO%E5%A4%9A%E8%B7%AF%E5%A4%8D%E7%94%A8%E7%9A%84%E8%AF%B7%E6%B1%82%E6%A8%A1%E5%9E%8B.md
Java网络编程与NIO详解4：浅析NIO包中的Buffer、Channel 和 Selector.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A34%EF%BC%9A%E6%B5%85%E6%9E%90NIO%E5%8C%85%E4%B8%AD%E7%9A%84Buffer%E3%80%81Channel%20%E5%92%8C%20Selector.md
Java网络编程与NIO详解4：浅析NIO包中的Buffer、Channel 和 Selector.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A34%EF%BC%9A%E6%B5%85%E6%9E%90NIO%E5%8C%85%E4%B8%AD%E7%9A%84Buffer%E3%80%81Channel%20%E5%92%8C%20Selector.md
Java网络编程与NIO详解8：浅析mmap和Direct Buffer.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A38%EF%BC%9A%E6%B5%85%E6%9E%90mmap%E5%92%8CDirect%20Buffer.md
Java网络编程与NIO详解8：浅析mmap和Direct Buffer.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E4%B8%8ENIO%E8%AF%A6%E8%A7%A38%EF%BC%9A%E6%B5%85%E6%9E%90mmap%E5%92%8CDirect%20Buffer.md
Java网络编程和NIO详解1：JAVA 中原生的 socket 通信机制.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A31%EF%BC%9AJAVA%20%E4%B8%AD%E5%8E%9F%E7%94%9F%E7%9A%84%20socket%20%E9%80%9A%E4%BF%A1%E6%9C%BA%E5%88%B6.md
Java网络编程和NIO详解1：JAVA 中原生的 socket 通信机制.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A31%EF%BC%9AJAVA%20%E4%B8%AD%E5%8E%9F%E7%94%9F%E7%9A%84%20socket%20%E9%80%9A%E4%BF%A1%E6%9C%BA%E5%88%B6.md
Java网络编程和NIO详解3：IO模型与Java网络编程模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A33%EF%BC%9AIO%E6%A8%A1%E5%9E%8B%E4%B8%8EJava%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E6%A8%A1%E5%9E%8B.md
Java网络编程和NIO详解3：IO模型与Java网络编程模型.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A33%EF%BC%9AIO%E6%A8%A1%E5%9E%8B%E4%B8%8EJava%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E6%A8%A1%E5%9E%8B.md
Java网络编程和NIO详解5：Java 非阻塞 IO 和异步 IO.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A35%EF%BC%9AJava%20%E9%9D%9E%E9%98%BB%E5%A1%9E%20IO%20%E5%92%8C%E5%BC%82%E6%AD%A5%20IO.md
Java网络编程和NIO详解5：Java 非阻塞 IO 和异步 IO.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A35%EF%BC%9AJava%20%E9%9D%9E%E9%98%BB%E5%A1%9E%20IO%20%E5%92%8C%E5%BC%82%E6%AD%A5%20IO.md
Java网络编程和NIO详解6：Linux epoll实现原理详解.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A36%EF%BC%9ALinux%20epoll%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86%E8%AF%A6%E8%A7%A3.md
Java网络编程和NIO详解6：Linux epoll实现原理详解.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A36%EF%BC%9ALinux%20epoll%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86%E8%AF%A6%E8%A7%A3.md
Java网络编程和NIO详解7：浅谈 Linux 中NIO Selector 的实现原理.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A37%EF%BC%9A%E6%B5%85%E8%B0%88%20Linux%20%E4%B8%ADNIO%20Selector%20%E7%9A%84%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86.md
Java网络编程和NIO详解7：浅谈 Linux 中NIO Selector 的实现原理.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A37%EF%BC%9A%E6%B5%85%E8%B0%88%20Linux%20%E4%B8%ADNIO%20Selector%20%E7%9A%84%E5%AE%9E%E7%8E%B0%E5%8E%9F%E7%90%86.md
Java网络编程和NIO详解9：基于NIO的网络编程框架Netty.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A39%EF%BC%9A%E5%9F%BA%E4%BA%8ENIO%E7%9A%84%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E6%A1%86%E6%9E%B6Netty.md
Java网络编程和NIO详解9：基于NIO的网络编程框架Netty.mdhttps://github.com/singlet264/Java-Tutorial/blob/master/docs/java/network-programming/Java%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E5%92%8CNIO%E8%AF%A6%E8%A7%A39%EF%BC%9A%E5%9F%BA%E4%BA%8ENIO%E7%9A%84%E7%BD%91%E7%BB%9C%E7%BC%96%E7%A8%8B%E6%A1%86%E6%9E%B6Netty.md
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.