Notes on software and travel. English and Chinese.https://p.hareai.dev/enhttps://p.hareai.dev/notes/refactoring-a-messy-tieba-bot-into-an-evolvable-architecture/https://p.hareai.dev/notes/refactoring-a-messy-tieba-bot-into-an-evolvable-architecture/A small Tieba bot went from one muddy loop to a clearer split: discovery, judgement, action, state, and a safe migration.Wed, 18 Mar 2026 00:00:00 GMThttps://p.hareai.dev/notes/live-reception-notes/https://p.hareai.dev/notes/live-reception-notes/又一次半途而废的睡眠，重复的噩梦。 发冷。 我无意中拾到了她的悲伤里面的一个普通的句号。也许有关她的，确实应该到此为止了，一段的旅程也就此结束。Sat, 03 Jan 2026 00:00:00 GMThttps://p.hareai.dev/notes/jiaxing-cathedral/https://p.hareai.dev/notes/jiaxing-cathedral/在月河逗留了很久，虽然只是一弯小小的河，却承载了我许多难忘的记忆...Tue, 20 May 2025 00:00:00 GMThttps://p.hareai.dev/notes/suzhou-master-nets-garden/https://p.hareai.dev/notes/suzhou-master-nets-garden/院子不大，晚上很有氛围，也是体验了一把古人的雅致，有一种变换时空的沉浸感。Fri, 09 May 2025 00:00:00 GMThttps://p.hareai.dev/notes/nanxun-town/https://p.hareai.dev/notes/nanxun-town/从南方而来，第一次见到真正的烟雨江南，向晚时分走在喧闹之中，一时间竟忘了身处哪出时空。Sat, 03 May 2025 00:00:00 GMThttps://p.hareai.dev/notes/hangzhou-west-lake/https://p.hareai.dev/notes/hangzhou-west-lake/五一的西湖，人真的很多，去了博物馆、钱王祠，坐了船上了岛，天气不热，刚刚好……Thu, 01 May 2025 00:00:00 GMThttps://p.hareai.dev/notes/waiting-for-a-domain-drop/https://p.hareai.dev/notes/waiting-for-a-domain-drop/I am not a domain trader. I just keep a few names, like digital souvenirs.Sat, 04 Jan 2025 00:00:00 GMThttps://p.hareai.dev/notes/preventing-aws-traffic-runaway/https://p.hareai.dev/notes/preventing-aws-traffic-runaway/I use a free AWS box as a reverse proxy. To keep the traffic quota, I wrote a small script. If usage goes over a limit, it pings a Telegram bot.Sat, 23 Mar 2024 00:00:00 GMThttps://p.hareai.dev/notes/optimizing-cloudflare-ip/https://p.hareai.dev/notes/optimizing-cloudflare-ip/Sites behind Cloudflare often load slowly in China. I first planned to CNAME through Cloudflare SaaS to a faster domain.Thu, 22 Feb 2024 00:00:00 GMThttps://p.hareai.dev/notes/a-small-frontend-tweak-for-the-blog/https://p.hareai.dev/notes/a-small-frontend-tweak-for-the-blog/I switched the blog theme to Shiro. On the phone it said “Browser version is too low”.Thu, 11 Jan 2024 00:00:00 GMThttps://p.hareai.dev/notes/a-new-way-to-deploy-blog/https://p.hareai.dev/notes/a-new-way-to-deploy-blog/I moved my code repo in some free time.Sun, 12 Feb 2023 00:00:00 GMThttps://p.hareai.dev/notes/golang-excel-importer/https://p.hareai.dev/notes/golang-excel-importer/Need: import Excel files into MongoDB and MySQL in batches.Wed, 12 May 2021 00:00:00 GMThttps://p.hareai.dev/notes/farewell-2018/https://p.hareai.dev/notes/farewell-2018/从前种种，譬如昨日死；从后种种，譬如今日生。 ——《了凡四训》Sat, 20 Oct 2018 00:00:00 GMThttps://p.hareai.dev/notes/red-packet-split/https://p.hareai.dev/notes/red-packet-split/问题：一共有100块钱，要分给10个人，最大的12，最小的6，设计一个发红包的方法Sat, 22 Sep 2018 00:00:00 GMThttps://p.hareai.dev/notes/shenzhen-heat/https://p.hareai.dev/notes/shenzhen-heat/晚上有点时间，已经把博客迁移到阿里云去了。Mon, 05 Mar 2018 00:00:00 GMThttps://p.hareai.dev/notes/internship-interview/https://p.hareai.dev/notes/internship-interview/记几道面试题，大概9个左右，分两篇记，另外一部分已经忘记(2018.3)。Wed, 26 Jul 2017 00:00:00 GMThttps://p.hareai.dev/notes/php/https://p.hareai.dev/notes/php/最近课余，写了几个app的api，感觉有三个比较重要的地方： 1. 异常的捕获 2. 日志的完备 3. 接口的安全Wed, 19 Apr 2017 00:00:00 GMThttps://p.hareai.dev/notes/chromebook/https://p.hareai.dev/notes/chromebook/背景：小黄鱼买了一台N手的Chromebook机器。Wed, 12 Apr 2017 00:00:00 GMThttps://p.hareai.dev/notes/archlinux/https://p.hareai.dev/notes/archlinux/今天，滚动更新的时候，出现签名不安全Sat, 11 Feb 2017 00:00:00 GMThttps://p.hareai.dev/notes/medicine-buddha/https://p.hareai.dev/notes/medicine-buddha/有机会读药师经真是吾平生之幸，过去种种不甘嫉恨譬如昨日朝露，遇见日光，烟消云散. 在寂静的晚上默默地念着药师咒，体会着到平静与感恩，奈何我是个太偏执的人，如今仍不得解，常常陷入自己的偏见之中，时而又强迫，时而又自责. 料想是往日负债太多，如今才披荆苦行. 方知幸福快乐不易，方知与人为善不易，方知尘世多有邪魔外道，方知难…Sun, 11 Sep 2016 00:00:00 GMT