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RSS订阅原创 关于Java异步编程难题拆解的技术文章
同步与异步编程的对比Java异步编程的核心价值与应用场景常见技术栈（CompletableFuture、Reactive Streams、虚拟线程等）根据业务场景选择技术方案（CompletableFuture/Reactive/虚拟线程）统一的异常处理与日志规范测试策略：模拟延迟与失败场景。
2025-06-16 19:14:32
63
原创 高三学生如何选择专业——实用指南(一)
高考是人生的重要转折点，填报志愿更是决定未来发展方向的关键一步。专业的选择不仅影响大学四年的学习内容，更可能对未来十年甚至终身职业发展产生深远影响。面对众多专业和院校，很多高三学生和家长都会感到迷茫和焦虑。本文旨在为高三学生提供一套科学、系统、可操作的专业选择参考建议，帮助大家在填报志愿时做出更理性、更适合自己的决定。选择专业不是一次赌博，而是一次人生规划。希望每位高三同学都能在了解自我、了解专业、了解未来的基础上，做出最适合自己的选择。无论你选择了什么专业，只要用心努力，终会在人生道路上走出自己的精彩。
2025-06-16 19:13:16
114
原创 setting up Activiti BPMN Workflow Engine with Spring Boot
Controls how Activiti handles its database tables on startup.Options: – Default. Creates or updates tables automatically if missing. ✅ Good for development. – Disables auto-update. Throws an error if tables are missing or version mismatch. ❌ For production
2025-06-04 13:22:29
524
原创 t_node_hi_info, t_proc_info, and ACT_HI_TASKINST — along with explanations and an example showing
【代码】t_node_hi_info, t_proc_info, and ACT_HI_TASKINST — along with explanations and an example showing。
2025-05-27 13:39:45
531
原创 You can access a MySQL database running in a Docker container and query a table
【代码】You can access a MySQL database running in a Docker container and query a table。
2025-03-25 21:43:21
264
原创 【excel】easy excel如何导出动态列
(实际使用中，将DynamicFieldExcelDTO作为一个基类，而涉及了动态导出的DTO类继承该类 ，例如 AnimalExcelDTO extends DynamicFieldExcelDTO, 这么做的目的 主要是需要设定一个dynamicFields字段，用于处理器里面映射并替换值)List<String> header = Arrays.asList("动态头部1","动态头部2","动态头部3");场景一：例如表头第一列固定为动物，且必定有第二列，第二列的表头可能为猫 也可能为狗；
2025-02-25 22:16:57
592
原创 CellWriteHandler is an interface in EasyExcel, a popular Java library for reading and writing Excel
【代码】CellWriteHandler is an interface in EasyExcel, a popular Java library for reading and writing Excel。
2025-02-25 11:09:40
456
原创 your HTTP request connection start duration too long
【代码】your HTTP request connection start duration too long。
2025-02-24 10:12:00
741
原创 To push to a Git repository using a specific username and password for one time
【代码】To push to a Git repository using a specific username and password for one time。
2025-02-17 15:43:04
392
原创 check your commit count in your branch using Git commands
【代码】check your commit count in your branch using Git commands。
2025-02-10 16:37:05
273
原创 To convert a JSONArray to a List＜Map＜String, String＞＞ in Java
【代码】To convert a JSONArray to a List＜Map＜String, String＞＞ in Java。
2025-02-08 11:33:44
671
原创 how you can integrate a WeCom self-built app (自建应用机器人) with an external group chat using Java.
【代码】 how you can integrate a WeCom self-built app (自建应用机器人) with an external group chat using Java.
2025-02-07 19:30:02
575
原创 a few ways to keep your Python application running after closing the terminal
【代码】a few ways to keep your Python application running after closing the terminal。
2025-02-06 13:50:20
676
原创 To check if your system is working in the Docker app
【代码】To check if your system is working in the Docker app。
2025-01-27 22:42:44
1422
1
原创 start using Python 3.11 after installation
【代码】start using Python 3.11 after installation。
2025-01-26 16:37:15
1394
原创 spring.cloud.nacos.config.shared-configs property
In Nacos, the property is used to load additional shared configurations that are not directly tied to the specific application but can be shared across multiple applications or environments. These shared configurations can be stored in Nacos and pulled in
2025-01-26 14:41:35
808
原创 To decide which GitLab URL to use for committing code, you need to determine where your project repo
【代码】To decide which GitLab URL to use for committing code, you need to determine where your project repo。
2025-01-23 11:28:45
450
原创 java.lang.IllegalArgumentException: retries must be greater than 0
retries。
2025-01-17 14:19:45
664
原创 Exporting large datasets (like 1 million rows) to Excel efficiently requires careful optimization
【代码】Exporting large datasets (like 1 million rows) to Excel efficiently requires careful optimization。
2025-01-17 11:19:45
787
原创 To check the Spring Cloud version being used during application startup
【代码】To check the Spring Cloud version being used during application startup。
2025-01-16 17:25:42
447
原创 Designing a composite index for a query with a mix of WHERE conditions and ORDER BY clauses
When designing a composite index for a query with a mix of conditions and clauses, you need to carefully arrange the columns in the index. The order of columns in the index should maximize its usefulness for filtering () and sorting () while adhering to
2025-01-15 15:22:34
774
原创 recursive type references in your code
【代码】recursive type references in your code。
2025-01-10 14:37:19
844
原创 搭建微信机器人的第4种方式，免费开源，轻量高效（如需要协助，软讲可私聊我）
"data": [{"content": "你好👋"}, {"type": "fileUrl", "content": "https://download.samplelib.com/jpeg/sample-clouds-400x300.jpg?RECVD_MSG_API=http://129.150.39.xxx:3000/receive/：接收消息的 API 地址，实现处理接收消息的逻辑，如果你不想实现这个功能，可以不填，默认为空。下图显示已经登录，如果没登录，这里会出现二维码。
2025-01-09 11:15:56
327
原创 check the network connection limit numbers in Linux
【代码】check the network connection limit numbers in Linux。
2025-01-09 11:12:28
982
原创 OGSM Analysis
To enhance market competitiveness and achieve business growth by increasing market share, improving user loyalty, driving product innovation, stabilizing existing products, and leveraging advanced technologies for operational efficiency.Market Share Growth
2025-01-07 17:23:56
366
原创 To start your application using a different Spring Boot version
【代码】To start your application using a different Spring Boot version。
2025-01-06 22:39:35
1033
原创 The container name “/m3e“ is already in use by container “abef7ddbae8c406f937cdabc1a187a9ac706977689
m3e。
2025-01-04 15:03:48
334
原创 Getting a promotion as a programmer
Getting a promotion as a programmer requires a combination of technical skill, communication, and strategic career planning. Here's a step-by-step guide to help you achieve your goal:
2025-01-02 23:05:17
685
原创 Two XML snippets describe different ways to manage dependencies in a Maven project
【代码】Two XML snippets describe different ways to manage dependencies in a Maven project。
2024-12-27 11:18:02
558
原创 To avoid editing 100 project POM files individually and achieve a centralized configuration
【代码】To avoid editing 100 project POM files individually and achieve a centralized configuration。
2024-12-26 14:30:02
527
原创 You have two projects that require different versions of the same package dependency
【代码】You have two projects that require different versions of the same package dependency。
2024-12-26 14:22:36
824
原创 Several types of Maven repositories
【代码】Several types of Maven repositories。
2024-12-26 14:09:18
699
原创 The cache size in MongoDB‘s WiredTiger storage engine directly affects its performance
【代码】The cache size in MongoDB‘s WiredTiger storage engine directly affects its performance。
2024-12-23 14:30:43
839
thinking in java
2015-03-02
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