LEARN · BUILD · MAKE IT WORK
让技术,
回到具体问题。
处理一段 JSON,读懂一个链接,整理一份文本。
从能马上用上的小工具开始,再把背后的方法弄明白。
无需注册 · 免费使用 · 输入在浏览器本地处理
JSON / 从紧凑到清晰
{"project":"AI notes","steps":["read","build","check"]}
↓ 格式化
{
"project": "AI notes",
"steps": [
"read",
"build",
"check"
]
}可读的结构,才容易发现问题。
THE TOOLBOX
先解决手边的小事
SEASONAL · 节日工具
为一个具体的日子算清楚
每个节日工具只解决一件事,计算全部在浏览器里完成。英文界面,面向美国节日。
ENGLISH EDITION · TOOLS.URNPC.COM
The same tools, documented in English
Free browser-side utilities with reproducible examples. Input stays on your device; nothing is uploaded.
{ }01 / ENGLISH
JSON Formatter & Validator
Format or minify JSON in the browser, with a guard against unsafe large integers.
Open tool ↗Aa02 / ENGLISHText Counter
Graphemes, code points, UTF-8 bytes and non-empty lines for the same text.
Open tool ↗↗03 / ENGLISHURL Inspector
Split a URL into host, path, query and fragment. Keeps duplicate parameters.
Open tool ↗- Why JSON formatting can change large numbers
- What happens to duplicate keys when you format JSON?
- Why one emoji can count as several characters
- UTF-8 bytes vs characters: measure the limit you actually have
- How to read duplicate URL query parameters without losing values
- Why a plus sign becomes a space in URL query parameters
FIELD NOTES
工具之外,把方法讲清楚
一个开发者的工具与笔记
与 AI 共舞由 TristanLib 维护。这里保留探索的过程,也把反复遇到的问题整理成能直接使用的工具。
了解这个网站 →