Translate This Blog

Wednesday, July 1, 2026

Taking a screenshot on a Mac

 Taking a screenshot on a Mac is quick and uses simple keyboard shortcuts. Here are the three ways to do it, depending on what you want to capture:

1. Capture the Entire Screen

Press Command ($\mathbf{\mathscr{A}}$) + Shift + 3 simultaneously.

  • A thumbnail will briefly appear in the bottom-right corner of your screen.

  • The image will automatically save to your Desktop as a .png file.

2. Capture a Selected Portion of the Screen

Press Command ($\mathbf{\mathscr{A}}$) + Shift + 4.

  • Your mouse cursor will change into a crosshair.

  • Click and drag the crosshair over the exact area you want to capture, then release the mouse button.

  • Tip: If you want to move the selected box before capturing, hold down the Spacebar while dragging.

3. Capture a Specific Window or Menu

Press Command ($\mathbf{\mathscr{A}}$) + Shift + 4, and then immediately press the Spacebar.

  • Your cursor will change into a camera icon.

  • Hover over the open window, browser tab, or menu you want to capture (it will highlight in blue) and click. This creates a clean screenshot of just that window with a nice drop-shadow effect.


Pro-Tips:

  • Copy to Clipboard instead of saving: If you just want to paste the screenshot into a chat or document without saving it to your desktop, add the Control key to any of the shortcuts above (e.g., Command + Control + Shift + 4).

  • Open the Screen Capture Menu: Press Command ($\mathbf{\mathscr{A}}$) + Shift + 5 to pull up an on-screen toolbar. This gives you advanced options, including a timer, changing where screenshots are saved, or recording your screen as a video.

 

Perfect Setup for Your MacBook M4 (16GB) 🎉

Your MacBook M4 with 16GB is excellent for running Hermes locally. Here's the optimal setup:


Recommended Model: hermes3:8b (Best Balance)

This will run smoothly on your machine with good speed and quality.


Quick Installation

1. Install Ollama

bash
brew install ollama

2. Start the service

bash
brew services start ollama

3. Pull Hermes 3 (8B - ~4.7GB download)

bash
ollama pull hermes3:8b

4. Start chatting!

bash
ollama run hermes3:8b

Optional: Install LM Studio for a Better UI

bash
brew install --cask lm-studio

Then search for "hermes3" in LM Studio and download the 8B version.


Model Options for Your 16GB M4

ModelSizeSpeedQualityRecommendation
hermes3:8b~4.7GB⚡ Fast✅ GreatBest for daily use
hermes3:70b~40GB🐌 Slow🌟 BestWon't fit well in 16GB
nous-hermes2~4.1GB⚡ Fast✅ GoodGood alternative

💡 With 16GB RAM, stick to the 8B model for the best experience. The 70B model would be too slow and might cause swapping.


Performance Tips for M4

  • Your M4 chip has a Neural Engine that helps with AI tasks
  • Keep your MacBook plugged in for long sessions
  • Close other heavy apps (Chrome, video editors) to free up RAM
  • Expect 20-40 tokens/second with the 8B model (very fast!)

Test It Out

Try this once running:

Write me a Python function to calculate fibonacci numbers, then explain how it works.

Need help with anything specific after installation? Like connecting it to a coding tool (VS Code) or using it for a specific task? 🚀