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Technical Articles

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uni-app

How does uni-app compare to React Native, Flutter, and other cross-platform frameworks?

This article compares uni-app to React Native, Flutter, and other cross-platform frameworks. It analyzes their performance, development speed, and ease of use, highlighting uni-app's Vue.js foundation and single codebase. While uni-app offers faste

Mar 11, 2025 pm 07:04 PM

What is uni-app and why use it for cross-platform development?

This article explores uni-app, a cross-platform framework using Vue.js to build iOS, Android, and mini-program apps from a single codebase. It highlights uni-app's efficiency, ease of use (especially for Vue.js users), and extensive mini-program sup

Mar 11, 2025 pm 07:03 PM

How to rename UniApp download files

This article details workarounds for renaming downloaded files in UniApp, lacking direct API support. Android/iOS require native plugins for post-download renaming, while H5 solutions are limited to suggesting filenames. The process involves tempor

Mar 04, 2025 pm 03:43 PM

How to determine the download of UniApp file

This article explains how to reliably determine download completion in UniApp using the uni.downloadFile API. The core issue is accurately detecting download finish, which requires listening for the API's success event, rather than simply checking f

Mar 04, 2025 pm 03:42 PM

Can UniApp download files be paused?

UniApp's download pause/resume functionality depends entirely on the chosen download method. Native plugins often support pausing and resuming, leveraging native OS capabilities and server-side range requests. Simple JavaScript approaches (fetch, XM

Mar 04, 2025 pm 03:41 PM

How to handle downloading large files in UniApp

This article tackles efficient large file downloads in UniApp. It details strategies for chunked downloads, background processing, progress display, and error handling, emphasizing resource management and user experience improvements. Third-party l

Mar 04, 2025 pm 03:40 PM

How to handle breakpoint continuous transmission of UniApp files

This article details implementing breakpoint resume for file downloads in UniApp. Due to UniApp's limitations, a custom solution using uni.downloadFile is necessary, involving managing byte ranges, tracking downloaded bytes (via local storage), and

Mar 04, 2025 pm 03:39 PM

What are the performance optimization techniques for downloading UniApp files

This article details UniApp file download optimization. It addresses slow downloads by focusing on server-side (CDN, caching, compression), client-side (chunking, resumable downloads, progress indicators), and efficient file formats. Best practices

Mar 04, 2025 pm 03:38 PM

How to deal with network instability with UniApp download files

This article tackles challenges of handling network instability during UniApp file downloads. It explores solutions for resuming interrupted downloads, implementing robust error handling (retries, timeouts), and enhancing user experience via progres

Mar 04, 2025 pm 03:37 PM

How to handle server response with UniApp download file

This article details effective file download handling in UniApp. It emphasizes checking HTTP status codes (e.g., 200, 404, 500) via uni.request for successful downloads and robust error handling. The article also covers using uni.downloadFile for p

Mar 04, 2025 pm 03:36 PM

How to handle file types for UniApp downloads

This article guides UniApp developers on handling file downloads. It addresses challenges in file type detection, emphasizing the use of native APIs (Android's MimeTypeMap, iOS's UTType) over relying solely on file extensions. Best practices for us

Mar 04, 2025 pm 03:35 PM

How to handle UniApp download file failure

This article addresses download link failures in UniApp apps. It details using uni.downloadFile's fail callback for error handling, proactive prevention via link testing & server-side validation, and best practices for user-friendly error messa

Mar 04, 2025 pm 03:34 PM

How to verify file integrity with UniApp download files

This article details methods for verifying the integrity of downloaded files in UniApp. It emphasizes checksum verification (MD5, SHA-1, SHA-256) using JavaScript libraries like js-sha256 or crypto-js as UniApp lacks built-in functionality. Additio

Mar 04, 2025 pm 03:33 PM

How to handle file encoding with UniApp download

This article addresses file encoding issues in UniApp downloads. It emphasizes the importance of server-side Content-Type headers and using JavaScript's TextDecoder for client-side decoding based on these headers. Solutions for common encoding prob

Mar 04, 2025 pm 03:32 PM