Resources and tutorials for programmers' advanced learning journey. Advanced tracks in Java, Python, and C#. Blog: https://blog.csdn.net/badao_liumang_qizhi
This guide shows how to load a GeoServer TileWMS layer in a Vue app with OpenLayers, configure map and line layers, add a selectable draw interaction for LineString geometry, capture drawn coordinates, and provides a complete Vue component example.
This tutorial walks through importing OpenLayers modules into a Vue component, defining line coordinates, creating vector sources and layers, styling the line, and integrating the line layer with other map layers to render a green polyline on the map.
The article explains how to read an NFC card’s UID on Android, use it as a unique user identifier for login verification, and walks through required permissions, setting the activity launch mode to singleTop, designing the UI layout, handling NFC intents, converting the UID to a hex string, and debugging the implementation.
This guide walks through integrating Hikvision cameras into a SpringBoot‑Vue application, covering SDK download, backend‑frontend code generation, Vue table multi‑selection limited to four cameras, IE‑mode detection, plugin installation, camera login, real‑time playback, and clean shutdown.
This guide walks through the fundamentals of the RTMP protocol, introduces FFmpeg, shows how to download and configure Nginx‑RTMP on Windows, create the necessary directories, start the server, craft a batch script to push a local video stream, and verify playback with VLC.
This guide walks through installing OpenOffice on a Windows server, launching its headless service, adding jodconverter dependencies to a Spring Boot project, configuring conversion settings, writing a controller to transform DOC files into HTML, and invoking the endpoint from a Vue front‑end, with troubleshooting tips.
This guide walks through installing Docker on CentOS 7, pulling the official Jenkins image, creating a host volume, running the container with proper port and volume mappings, retrieving the initial admin password, and completing the Jenkins setup with recommended plugins.
This guide walks through deploying a SpringBoot‑Vue split‑stack project with Docker by creating separate containers for Redis and MySQL, building custom Docker images for the backend JAR and the Nginx‑served frontend, configuring host networking, and exposing the necessary ports for verification.
Kettle, a pure‑Java open‑source ETL tool (Chinese name "Shuihu"), enables efficient, installation‑free data extraction and synchronization, allowing you to copy tables or views from a SQL Server database directly into a MySQL table using a straightforward workflow.
This guide walks through installing Hadoop on Windows, configuring environment variables and XML files, adding the required winutils binaries, verifying the setup with HDFS shell commands, and then building a Maven project that uses the Java API to list and inspect files in HDFS.
