Blog
Tutorials, guides, and tips for our free tools.
I Dictated My Handwritten Notes Instead of Typing Them — Here's What Happened
After a conference filled with handwritten notes, I used speech-to-text to transcribe everything instead of typing for hours.
I Stopped Guessing Box-Shadow Values and Started Using a Visual Generator
How a visual shadow generator eliminated the trial-and-error from my CSS workflow and made my designs look more professional.
I Embedded All My Small Images as Base64 and My Site Got Faster
Converting tiny icons and UI elements to Base64 eliminated dozens of HTTP requests and measurably improved page load time.
My Snake Game High Score Is Embarrassing But I Keep Playing
Personal story about getting hooked on browser Snake during work breaks, and why short gaming breaks are actually good for you.
Building a CSS Animation Timeline Changed How I Design
How a visual animation builder transformed my design-to-code workflow from guesswork to precision.
The Resistor Color Code Calculator That Saved My Arduino Project
A late-night electronics project, a bag of unlabeled resistors, and the browser tool that prevented disaster.
I Tracked Every Penny And Found $400/Month I Was Wasting
A personal finance wake-up call using the 50/30/20 rule that revealed shocking spending patterns.
How I Organize 100+ Flashcards For Language Learning
A systematic approach to using digital flashcards for vocabulary retention with spaced repetition.
The Metronome That Fixed 15 Years of Terrible Rhythm
How a simple browser metronome transformed sloppy guitar playing into actual musicianship.
Why I Check Country Info Before Every International Client Call
How 30 seconds of cultural research prevents embarrassing mistakes in global business communication.
The Typo That Cost Me $500 — And Why I Double-Check Everything Now
A freelance invoice decimal point disaster, and the simple review habit that prevents it from happening again.
我是如何用批量重命名整理一万张照片的
一个个人故事：照片管理陷入混乱的谷底，以及批量重命名如何拯救了我数小时的挫败感。附赠一个你可以直接拿来用的工作流。
你的 PDF 为什么那么大（以及如何在 30 秒内解决）
真实的 PDF 臃肿案例、原因分析，以及如何在一分钟内在不损失质量的前提下压缩文件。
我测试了 5 款在线 JSON 格式化工具——这是真正好用的那个
对五款流行在线 JSON 格式化工具的诚实对比，用真实的混乱 API 响应进行测试。剧透：大多数都不合格。
尝试了 20 款番茄钟后，我真正在用的是这一款
我测试了二十多个番茄钟。应用、网站、浏览器扩展、物理计时器。最终只有一个胜出。这是我的使用心得和设置方法。
合并 PDF 时，别再把你的纳税申报表上传到陌生服务器了
大多数免费 PDF 合并网站会保留你的文件副本。这为什么重要，以及一种更聪明的合并 PDF 的方式，不会暴露你的隐私文档。
我的二维码营销实验（哪些被扫了，哪些被忽略了）
我在 12 个不同地点放置了二维码并追踪结果。有的获得了数十次扫描，有的则是零。这是数据和我的收获。
别再使用 'IMG_4739.jpg' 了——一个简单有效的文件命名系统
这个四部分组成的命名系统清理了我的数字混乱。无需应用，只需一个适用于任何文件类型的简单模式。
我如何在不被任何人察觉的情况下将图片大小减少 80%
真实的压缩前后对比案例，展示激进的图片压缩如何在牺牲可见质量的前提下节省数兆字节空间。内含具体设置。
我用 Markdown 做了一个马里奥主题填字游戏（你也可以）
谁说 markdown 只能写 README？我把最喜欢的文本格式变成了一个完整的马里奥填字游戏——并在此过程中学到了关于创造力的一些东西。
那条花了我 3 小时调试的 SQL 查询（别犯我的错误）
我花了一整个下午在我的数据库里追一个幽灵。罪魁祸首是什么？一个基本的格式化工具本来可以在五分钟内发现的问题。
我妈妈现在用 URL 编码器了（原因是这样的）
不，我妈妈不是开发者。但她遇到了一个只有 URL 编码器才能解决的问题——现在轮到她来教我了。
Base64 不是加密——别再把它当加密用了
不，把你的密码转成 Base64 并不会让它变得安全。让我解释为什么这个误解需要被消除——尽量少吼。
如何在不泄露真实客户信息的情况下生成测试数据
我曾在一个测试数据库中发现生产环境的信用卡号。绝不再犯。以下是我构建逼真的假数据而不让任何人面临风险的方法。
那个终于让我坚持下来的密码策略（历经 15 年的坏习惯）
十几年来我对所有账户都用同一个密码。以下是我最终打破这个循环的方法，以及为什么你不需要记住 50 个随机字符串。
正则表达式让我哭到崩溃，直到我发现了这个测试工具
我多年来坚信正则表达式是虐待狂系统管理员发明的惩罚手段。然后一个简单的测试工具改变了一切。
我利用 EXIF 数据删除了 15GB 的截图
我的截图文件夹成了数字囤积者的天堂。EXIF 元数据帮我以手动整理永远无法做到的方式清理了空间。
我改用双耳节拍来提升专注力——第一周的结果
我花了一周时间用双耳节拍编码，而不是用我通常的歌单。以下是我的专注力、心流状态和怀疑态度发生了什么变化。
贪吃蛇是我的第一个编程项目——为什么它至今仍有意义
每个程序员都记得他们的第一个项目。我的是一个卡顿、满是 bug 的贪吃蛇游戏。二十年后，我仍然认为它是完美的起点。
凌晨 3 点的数独：为什么拼图有助于失眠
当数羊不管用时，我会拿起数字网格。以下是数独如何成为我意想不到的失眠疗法，以及研究对此是怎么说的。
那个真正能降低我心率的 4-7-8 呼吸技巧
我用心率监测器测试了一周的 4-7-8 呼吸法。数据从不说谎——这个简单的模式确实能镇静你的神经系统。
I Tracked My Water Intake for 30 Days (And Finally Stopped Getting Headaches)
I have had chronic headaches for years. I assumed it was stress, screens, or bad posture. Turns out I was just not drinking enough water.
每天冥想 5 分钟如何改变了我的工作日
我无法安安静静地坐三十分钟。所以我试了五分钟。以下是一个小小的冥想习惯如何重塑了我与工作的整个关系。
我在番茄钟休息时做的 10 个拉伸动作
在多年的伏案工作把我的身体变成了一个问号之后，我为我的番茄时钟休息时间建立了一套五分钟的拉伸 routine。以下是我具体做的动作。
我的吉他调音仪式（以及为什么我用浏览器调音器）
我弹吉他十五年了，每次练习前仍然调音。以下是我放弃夹式调音器改用浏览器调音器的原因。
我现在如何记住每个键盘快捷键（不用便利贴）
我曾经在显示器上贴满便利贴试图记住快捷键。结果我的方法完全错了。以下是一个最终有效的系统。
我用错的 Emoji（可能你也一样）
我无意中告诉同事我在"对他龇牙亲吻"整整一周，之后才搞懂那个难受表情的 emoji 到底是什么意思。以下是我发现的我们都用错的 emoji。
我在旅行前查了每个国家的货币（大错特错？）
我花了整整一个周末记住我要去的每个国家以及附近国家的货币"以防万一"。这是过度准备还是真的值得？
我希望早点学会的 CSS 选择器
我花了多年时间用太多 class 名写臃肿的 CSS，之后才发现几个改变一切的选择器。以下是我希望有人早点给我看的东西。
HTML 实体拯救了我的博客，防止了页面崩溃
一篇关于 C++ 博客文章中的一个尖括号就让我的整个页面布局崩了。那一天我学会了 HTML 实体不是可选的——它们是必需的。
为什么我在每次设计评审前检查屏幕分辨率
我批准了一个设计，在我 27 英寸显示器上完美无瑕。客户在 13 英寸笔记本上看到后却讨厌它。现在我在给出任何反馈之前检查三种分辨率。
我键盘的秘密代码——发现你从未知道的按键码
我在键盘上按了一个键，得到了一个数字，这个数字开启了一个关于隐藏按键码的兔子洞。有些甚至没有对应的物理按键。
那是什么语言？我如何识别未知文本
我在公寓里发现了一张用我看不懂的语言写的便利贴。从一个谜题开始，变成了一个识别我在网上遇到的任何文本的实用系统。
闪卡：仍然有效的老派学习方法
去年我开始为 PMP 认证备考时买了所有最新的应用和平台，以为自己下载了就是高效。两周零实际学习之后，我在杂物抽屉里发现了一叠 2019 年的空白索引卡。我差点扔掉它们。但我开始写起来，它比我试过的所有应用加起来都有效。
I Made a Quiz For My Friend Group And It Got Competitive
How I Finally Learned Touch Typing at Age 30
My Exam-Taking Strategy (Timed Sections Changed Everything)
The Debate Topics That Ruined Dinner (In a Fun Way)
Impromptu Speaking Terrified Me Until I Practiced With a Timer
The Math Formulas I Actually Use After College
Spelling Is Hard. Here\x27s How I Practice.
Why I Still Use a Metronome (Even Though I\x27m Not a Musician)
I\x27m not a musician, but a metronome lives on my desk and gets used daily. Here\x27s how clicking at 60 BPM became my secret weapon for focus, writing, and getting more done without burning out.
The Drum Machine That Made Me Feel Like a Producer
I was never a music producer, but a browser-based drum machine changed that. Here\x27s the story of how pressing pads and making beats taught me more about music in two hours than years of passive listening ever did.
How I Visualize Audio Frequencies to Find Problems in Recordings
Your ears lie to you. Audio frequency analyzers don\x27t. Here\x27s how I learned to read a spectrum analyzer to find hums, hisses, resonances, and other problems hiding in my recordings — and how you can too.
Is Your Environment Too Loud? How I Measure Noise Levels
I started measuring noise levels with a decibel meter app when I couldn\x27t concentrate at home. What I found changed how I set up my workspace — and my expectations for peace and quiet.
Learning Music Scales Without a Piano
I wanted to understand music theory but didn\x27t own a piano. So I learned scales using just a browser, a simple grid, and a lot of patience. Here\x27s how anyone can learn the shapes behind music without touching a physical instrument.
Piano Chords I Wish I Learned as a Kid
I learned piano chords at thirty-two, and I\x27m still salty about all the years I spent thinking music was something only talented people could understand. Here are the chords that changed everything for me.
My DIY Beat Making Setup (It\x27s Just a Browser)
You don\x27t need a studio, hardware, or expensive software to make beats. My entire setup is a browser tab. Here\x27s how I went from "I could never do that" to making actual music with nothing but free web tools.
The Heart Rate Zone Training Plan That Actually Works
I spent years running too hard and getting nowhere. Then I learned about heart rate zone training and finally understood why my workouts felt miserable and my progress had stalled. Here\x27s the plan that changed everything.
I Used the Same Border-Radius Everywhere (Until I Found This Tool)
How one designer broke free from using 8px border-radius on everything and discovered a tool that made corner radius intentional, not accidental.
Neumorphism Looked Great In Mockups, Terrible In Reality
Why neumorphism looks incredible in mockups but fails in real-world apps — a designer\x27s honest post-mortem on contrast, accessibility, and practicality.
The Font Pairing That Made My Portfolio Look Professional
How one font pairing — Fraunces and Work Sans — transformed a mediocre portfolio into a professional-grade site that landed better clients.
How I Build Consistent Shadow Systems For My UI
A practical guide to building a consistent CSS box-shadow system with three elevation levels, three-layer shadows, and color-aware techniques for light and dark mode.
The Calorie Tracker That Got Me Through 90 Days
One developer\x27s 90-day journey with a self-built calorie tracker that led to 14 pounds lost, intuitive eating habits, and a completely changed relationship with food.
Sleep Tracking Made Me Realize I\x27m a Night Owl (And That\x27s OK)
A 90-day sleep tracking experiment that revealed one person\x27s true chronotype and the liberating realization that being a night owl isn\x27t something to fix.
Why Waist-to-Hip Ratio Matters More Than BMI
Why waist-to-hip ratio is a more accurate health metric than BMI, with research-backed explanations of fat distribution, visceral vs. subcutaneous fat, and practical measurement tips.
My Caffeine Experiment: Quitting For 30 Days
A 30-day caffeine-free experiment that revealed surprising effects on sleep, anxiety, dreams, and energy — and changed one person\x27s relationship with coffee forever.
I Replaced My Entire Image Workflow With Browser Tools
I used to juggle Photoshop, Sketch, and a handful of random desktop apps just to get my images ready for the web. Then I realized my browser could do it all — and do it faster.
How Our Small Business Went Paperless With PDF Tools
We run a small accounting firm with three partners and a mountain of paper. Here\x27s how we finally broke free from the filing cabinet using nothing but browser-based PDF tools.
The Developer Toolkit I Wish I Had In 2015
It\x27s 2026 and I can format JSON, test regex, preview HTML, and encode base64 all from my browser. In 2015 I was doing this with duct tape and prayer. A look back at how far the dev tooling has come.
My Productivity Stack: Pomodoro + White Noise + Breathing Exercises
I\x27ve tried every productivity system in existence. What finally stuck wasn\x27t a fancy app or methodology — it was three browser tools working together in a specific rhythm.
Building My Resume Website With Only Browser Tools
I challenged myself to build a complete resume website without installing a single piece of software. No code editor. No CLI. No image editor. Just browser tools. Here\x27s what happened.
The 5 Calculators I Actually Use For Personal Finance
I am not a numbers person. But I found five browser calculators that changed how I think about money. No spreadsheets required.
How I Organize Digital Files Without Losing My Mind
My downloads folder had 1,847 files in it. I\x27m not proud of that. But instead of therapy, I found three browser tools that helped me clean up the mess.
My Weekend Side Project Stack (Zero Servers, Pure Browser)
I built a full-featured web app in a weekend without a single server-side dependency. No backend. No database. No Docker. Just the browser. Here\x27s the stack and how it held up.