Soluții

Demonstration of “strobelight” technology

With the phasing out of monitors and televisions using cathode ray tube technology, a void was created for users who wanted the ability to clearly see objects or text moving on the screen, being able to distinguish information even at high speeds. Fortunately, for at least 10 years a (partial, but very good) replacement has been developed, namely by implementing “strobe lights” that can turn off and on again 60 times per second (or more often). Next, we will see how this phenomenon can be observed demonstratively on any device with a screen.

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Disfunctionalitati si solutii pentru miscarea imperfecta a cursorului mouseului

Daca observam ca miscarile mouse-ului nu ne mai reflecta asteptarile (corespondenta aproximativa de raport 1 la 1 intre miscarea fizica si rezultatul mutarii cursorului pe ecran), putem incerca sa investigam o serie de parametrii pentru remedierea acestora (presupunand ca mouse-ul a fost proiectat corespunzator si nu prezinta defecte din fabrica sau in urma transportarii).

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Linux Mint Installation and Configuration Guide

Step 1: Download Linux Mint ISO

  1. Go to: https://linuxmint.com/download.php

  2. Choose a desktop environment:

    • Cinnamon: Modern and full-featured (default)

    • MATE: Lightweight and traditional

    • Xfce: Ultra-lightweight.

  3. Pick a download mirror (closest to your region).

  4. Download the 64-bit ISO unless you’re using very old hardware.

Step 2: Create a Bootable USB

On Windows:

  1. Download Rufus: https://rufus.ie

  2. Insert USB drive

  3. Open Rufus:

    • Select USB device

    • Select downloaded ISO

    • File system: FAT32

    • Click Start.

  4. Wait for completion.

On macOS/Linux:

  1. Download Etcher: https://etcher.io

  2. Open Etcher

  3. Select ISO file and USB device

  4. Click Flash.

Step 3: Boot Into Linux Mint

  1. Reboot your computer

  2. Enter the BIOS/UEFI settings (usually pressing F2, F10, F12, or DEL during boot)

  3. Set the USB drive as the first boot option

  4. Save and reboot. Mint will load into live mode.

Step 4: Install Linux Mint

  1. From the live session, double-click “Install Linux Mint”.

  2. Select:

    • Language

    • Keyboard layout

    • Connect to Wi-Fi (optional but recommended)

  3. Choose Installation Type:

    • Erase disk and install Mint (Use only if you want to delete all existing data).

    • Install alongside (dual boot with Windows).

    • Something else (manual partitioning).

  4. Set:

    • Time zone

    • User account name and password

  5. Click Install Now, then Continue to confirm disk changes.

  6. After installation, click Restart Now and remove the USB drive when prompted.

Step 5: Post-Install Configuration

System Update

  1. Open the Update Manager

  2. Click Refresh, then Install Updates.

Customize Appearance

  • Right-click the desktop → Change Desktop Background

  • System Settings → Themes → Choose or download new themes.

Install Additional Software

Use the Software Manager or run in Terminal:

bash
sudo apt install <package-name>

Popular packages:

  • VLC: sudo apt install vlc

  • GIMP: sudo apt install gimp

  • Steam: sudo apt install steam

Enable Driver Support

  • Menu → Driver Manager

  • Install recommended drivers for GPU, Wi-Fi, etc.

Enable Firewall

bash
sudo ufw enable
sudo ufw status

Optional: Enable Flatpak or Snap Support

Flatpak (enabled by default in Mint):

bash
flatpak install flathub com.spotify.Client

Snap (needs to be enabled manually):

bash
sudo rm /etc/apt/preferences.d/nosnap.pref
sudo apt update
sudo apt install snapd

Maintenance Tips

  • Update regularly: Use the Update Manager

  • Create backups: Use Timeshift (pre-installed)

  • Clean up unused packages:

    bash
    sudo apt autoremove
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