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Use jQuery to pop up DIV when scrolling to the bottom/footer of the page

Pumpkin phone

Java obtains gravatar avatar link

Thoughts on Reading 38 Letters from Rockefeller to His Son

List array is sorted by time using stream

The mysql ibdata1 file is too large

Using PMML to Implement Cross platform Launch of Machine Learning Model

Spring Boot Integration tablesaw Plug in Quick Start Demo

1. What is tablesaw? Tablesaw is a Java data visualization library, which mainly includes two parts: The data analysis library is mainly used to load data, operate on data (conversion, filtering, summary, etc.), and compare with the Pandas library in Python; Data visualization library, which converts the target data into visual charts, analogous to the Matplotlib library in Python. Unlike Pandas, the tables in Tablesaw take columns as the basic unit, so most of them

2024-06-05 Browse (27) Comments (0)

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Spring Boot Integration pmd Plug in Quick Start Demo

1. What is a pmd plug-in? The PMD plug-in allows you to automatically run the PMD code analysis tool on the project's source code and generate a site report with its results. It also supports a separate copy/paste detector tool (or CPD) distributed with PMD. This version of Maven PMD plug-in uses PMD 6.42.0 and requires Java 8. For more information, see Upgrading PMD at runtime. The plug-in accepts configuration parameters that can be used to customize PMD tool execution. Goal Overview

2024-06-04 Browse (40) Comments (0)

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Spring Boot integrates geodesy to realize distance calculation

1. What is geodesy? In the vast universe, the earth is our home. Since ancient times, humans have been fascinated by the position of the planet and the distance between them. It is very important to accurately calculate the distance between two sites, whether it is for maritime exploration, trade exchanges or scientific research. Geodesy: The Magic Power of Geodesy Geodesy， Also known as geodesy, it is a discipline that studies the shape, size and gravity field of the earth. It plays a vital role in the calculation of earth distance. Geodesy's principle is based on spherical surface

2024-06-04 Browse (30) Comments (0)

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Spring Boot Integrated GeoTools Quick Start Demo

1. What is GeoTools? Geotools is a java class library, which provides many standard classes and methods to process spatial data. At the same time, this class library is built on the OGC standard and is an implementation of OGC ideas. OGC is an international standard, so geotools will certainly become the main tool for open source spatial data processing in the future. At present, most open source software, such as udig, geoserver, etc., are supported by geotools for spatial data processing. And many other web services, command line tools and desktop programs

2024-06-04 Browse (63) Comments (0)

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Spring Boot integration thymeleaf quick start demo

1. What is thymeleaf? Thymeleaf is a modern server-side Java template engine, which can be used in both network and independent environments. It can handle HTML, XML，JavaScript，CSS， Even plain text. The main goal of Thymeleaf is to provide an elegant and highly maintainable method for creating templates. In order to achieve this goal, it is based on the concept of natural templates. That is, inject its logic into the template file in a certain way, without affecting the use of the template as a design prototype. This

2024-06-03 Browse (49) Comments (0)

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Spring Boot Integration hana Quick Start Demo

1. What is hana? SAP HANA (High Performance Analysis Tool) is a multi model database that stores data in memory instead of hard disk. This columnar memory database enables enterprises to perform fast transaction processing and advanced analysis processing in the same system. Why is SAP HANA so important? Because this product supports enterprises to process massive data with almost zero delay, query data in real time, and truly realize data-driven. SAP HANA has unique advantages. The platform stores data in the column storage table in main memory, and integrates online analytical processing (OLAP)

2024-05-31 Browse (124) Comments (0)

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Spring Boot integration tidb quick start demo

1. What is tidb? TiDB is an open source distributed relational database independently designed and developed by PingCAP, which supports both online transaction processing and online analytical processing, HTAP), with important features such as horizontal expansion or reduction, financial level high availability, real-time HTAP, cloud native distributed database, compatibility with MySQL protocol and MySQL ecosystem

2024-05-30 Browse (76) Comments (0)

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Spring Boot Integration Spring Task Scheduler Quick Start Demo

1. Introduction to Spring Task Scheduler Spring Scheduler has two concepts: Task and the framework for running tasks (TaskExecutor/TaskScheduler). As its name implies, TaskExecutor is the executor of a task, allowing us to execute multiple tasks asynchronously. The TaskScheduler is a task scheduler to run future scheduled tasks. Trigger Trigger can determine whether a scheduled task should run. The most common trigger is Cro

2024-05-29 Browse (100) Comments (0)

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Spring Boot Integration sse Implementation of Chatgpt Streaming Interaction

1. What is sse? SSE (Server Sent Events) is a technology that allows the server to push real-time data to the client. It is based on HTTP and simple text format, and provides a lightweight server push method, which is often called "Event Stream". He establishes a long connection between the client and the server, and realizes real-time push of messages between the server and the client through this connection. Basic characteristics of SSE: The protocol in HTML5 is a simple protocol based on plain text

2024-05-28 Browse (128) Comments (0)

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Spring Boot integration statemachine quick start demo

1. What is statemachine? Spring Statemachine is a framework for application developers to use the concept of state machine in Spring applications. From the design level, state machine aims to solve complex state management processes and ensure the single principle and open/close principle of programs; Business perspective analysis: the state machine should be driven by the initialization state, loading all existing states, events, transitions, actions, and triggering the next state, and solve the strong coupling between business logic and state management. Spring State...

2024-05-27 Browse (97) Comments (0)

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