This article explains how to create a lightweight icon management tool by uploading SVG files, converting them to Symbol elements, packaging them into a JavaScript file for the front‑end, and serving the generated iconfont.js from a back‑end endpoint.
This article explains how JavaScript’s Blob, File, FileReader, ArrayBuffer, DataView, Object URL and Base64 APIs work together to create, slice, read, convert and display binary data in web applications, providing code examples for each operation and detailing their properties, methods, and typical use‑cases.
This article explains how JavaScript processes binary data for front‑end image handling, covering core APIs such as ArrayBuffer, TypedArray, DataView, Blob, File, and FileReader, and demonstrates practical techniques for previewing, downloading, converting, compressing, and detecting image formats using code examples.
This article explains Java's I/O system, detailing how streams and decorator patterns enable flexible file reading and writing, and provides clear code examples illustrating BufferedReader, FileReader, InputStream, and OutputStream usage.
This article explains how to implement client‑side image compression in mobile browsers by converting selected files to DataURL, resizing them with a Canvas element, adjusting compression rates based on file size, and finally uploading the compressed Blob to a server via AJAX.
