Compact VirtualBox Hard Disk .vdi | If you use VirtualBox ‘Dynamically Expanding’ disk images, you can also compact the image back down in size. This example shows how to shrink down a Windows virtual machine guest running on a Linux host. Step 1: Inside the Windows VM, defrag the hard drive. Go ahead and defrag even if it says a defrag
Batch Resize from Command Line
Batch Resize from Command Line | How can I batch resize photos in Linux via the command line? Yet again ImageMagick is your friend. With one little command you can resize an entire directory of photos. First, install ImageMagick if you haven’t already: sudo apt-get install imagemagick Then simply run this command below, altering as desired: mogrify -resize 1024×768 *.jpg You
