justuse.me
Journal

資訊與教學

檔案工具使用技巧、教學和生產力建議。

使用場景
2026年4月21日

Remove Background from Product Photos Free (No Photoshop Required)

Browser-based tools can isolate products on transparent backgrounds in seconds using AI, no software install needed.

background-remover
使用場景
2026年4月20日

How to Compress Image File Size Without Losing Quality for Web Upload

Practical guide to reducing image file sizes for web uploads while maintaining visual quality through format choice and compression settings.

compress-imageresize-image
使用場景
2026年4月20日

CSV to JSON for API Integration: What Actually Matters

How to convert CSV exports into clean JSON for JavaScript APIs, with tips on structure, key naming, and common gotchas.

csv-to-json
使用場景
2026年4月18日

Converting Markdown Documentation to HTML for Static Sites

How to transform markdown files into HTML pages for documentation sites, with workflow options from quick browser tools to build systems.

markdown-to-html
使用場景
2026年4月17日

Getting Text Out of PDF Receipts Without Retyping Everything

Stop manually retyping invoice data. Here's how to extract text from PDF receipts for your expense reports in seconds.

pdf-to-text
使用場景
2026年4月17日

How to Generate Fake Test Data for Database Seeding Without Breaking Privacy Rules

Learn how to create realistic sample data for testing and development without using real customer information or violating privacy regulations.

fake-data-generator
使用場景
2026年4月16日

How to Convert HEIC Photos from iPhone to JPG for Windows

iPhone's HEIC format breaks on Windows. Here's how to convert those photos to JPG so you can actually open them.

heic-to-jpg
使用場景
2026年4月15日

How to Generate Lorem Ipsum Text for Website Mockups (Without Breaking Your Flow)

Quick ways to fill design mockups with placeholder text that actually looks like real content.

lorem-ipsumword-counter
使用場景
2026年4月14日

How to Password Protect a PDF Before Emailing Confidential Documents

Add encryption to PDFs before sending sensitive files. Browser-based options keep your data private without uploading to servers.

protect-pdfwatermark-pdf
使用場景
2026年4月13日

How to Remove Personal Metadata from Images Before Sharing Online

Strip GPS location, camera details, and timestamps from photos before posting them publicly to protect your privacy.

image-metadata-removerexif-viewer
使用場景
2026年4月12日

How to Shrink a PDF Without Turning It Into a Blurry Mess

Need to compress a PDF for email or upload? Here's what actually works, what destroys quality, and how to get the file size you need.

compress-pdfcompress-image
使用場景
2026年4月12日

Stripping TypeScript Down to JavaScript for a Legacy Project

How to convert TypeScript interfaces and typed code into plain JavaScript that works in older environments, without breaking everything.

typescript-to-jsjs-minifier