git commit --amend: Fix the Last Commit Instead of Committing a “Fix”
A forgotten file or a typo in the message doesn't need a new commit. --amend rewrites the last one, as if the mistake never happened.
524 tips · new ones added continuously
Every tip is one concrete thing you will do better or faster. Filter by what you use and who you are — or just search.
A forgotten file or a typo in the message doesn't need a new commit. --amend rewrites the last one, as if the mistake never happened.
One file has both a bug fix and an unrelated cleanup? git add -p walks through the changes chunk by chunk and asks what belongs in the commit.
Google Photos reads the text in your pictures. A photographed whiteboard or slide can then be found a month later just by searching for a term that was written on it.
Ctrl+click on sheet tabs groups them — and whatever you type into one gets written into all of them. Fix twelve monthly sheets in one move.
Switching back and forth between the sheet with source data and the sheet with results? View → New Window shows both at once.
Alt+;
Copying a table with hidden rows and they paste in too? Alt+; selects only the visible cells — the hidden ones stay home.
“You froze” usually doesn't mean slow internet — it means unstable Wi-Fi. An Ethernet cable is the single most reliable upgrade for calls.
Ctrl+Shift+U
Built-in read-aloud with surprisingly natural voices. Listen to an article while cooking or on the way home from work.
Put the meeting window on the monitor with the camera, notes and materials on the other. You look people in the eye, never share anything private, and minutes write themselves.
Don't upload a corrected PDF as another file. Manage versions swaps it out under the same link — for everyone who has it.
When everyone in a shared document just rewrites directly, changes get lost and nobody knows who deleted what. Suggesting mode turns edits into proposals to approve.
Mention a colleague in a comment and check Assign — a remark turns into a task with an owner, one that can only be resolved once it's done.
An insurance claim or a warranty issue comes up once a year — which is exactly why you can never find the paperwork. One cloud folder shared with your partner fixes it for good.
A child's first phone doesn't have to be a battle. Family Link and Screen Time give parents install approval and time limits — set up in advance, not after the conflict.
In-depth guide · 19 min
A complete guide with prompts: Claude writes the lyrics, Suno writes the music — a family anthem, a lullaby, a tooth-brushing song, even a birthday tradition. And it works for free, too.
The most effective note-taking format doesn't need a template: fold a margin for questions and leave a line at the bottom for a summary. Your notes turn themselves into a practice test.
In-depth guide · 15 min
An explainer with prompts: what it means to let AI run in a loop, what's true in the hype, what's overblown, and how to safely try your first loop.
You don't have to build a bibliography by hand, and you shouldn't leave it to AI either. ZoteroBib generates a citation from a URL, DOI, or ISBN, and Google Scholar offers one for every result.
Ctrl+Shift+S
Edge and Firefox capture an entire web page from header to footer with a single command. No extensions, no stitching pieces together.
In-depth guide · 23 min
A complete guide with prompts: Beeper unifies WhatsApp, Messenger, and Slack into one app, and Claude pulls promises and deadlines out of them via MCP on a regular schedule and writes them into Notion. Includes a patient introduction to the terminal for anyone who's never opened one.
You don't have to painfully recall every subscription you're paying for — searching payment confirmations in your inbox plus two system screens puts the list together in ten minutes.
AirDrop's counterpart is built into every newer Android phone — and with a free app from Google it sends photos and files to Windows too.
Notification history shows everything from the last 24 hours — including notifications you swiped away before you had a chance to read them.
The Gboard keyboard remembers what you last copied, and you can pin important items permanently. Just turn it on.
Gaps in your prompt get silently filled with the model's own assumptions. Have them listed out — see what the answer is standing on before you build work on top of it.
Paste an official letter into AI and get four answers: what they want from you, by when, what happens if you don't, and exactly what to do. No legalese, no panic.
Claude, ChatGPT, and Gemini can all edit a message you've already sent and answer again from a clean slate. A lesser-known button that rescues tangled conversations.
Testing a spreadsheet, a form, or a mailing? Have AI generate fifty fictional rows with names and amounts instead of copying real data.
Copying a table out of a PDF turns the columns into one tangled noodle of text. Upload the PDF to AI, ask for CSV — and check the control total.
You know the meaning but not the word? Describe it to AI and get ten candidates with the shades of difference between them. Works for technical terms and cliché-free synonyms too.