June, 2016

15 06 2016

gparted … https://www.gnu.org/software/parted/ https://gparted.org/download.php first boot into gparted, rightlick on the locked LVM areas and click “disable”. the lock disappears. then resize them to maximum, then open terminal: useful sample commands: (WARNING: DO *NOT* USE THESE COMMANDS UNLESS YOU KNOW EXACTLY WHAT YOU ARE DOING! They are *NOT* thought to be copy/pasted, it’s just a […]

13 06 2016

mount -t btrfs -o compression=lzo /root/btrfs.img /mnt/btrfs or mount -t btrfs -o compression=zlib /root/btrfs.img /mnt/btrfs where lzo is faster. Useful commands for testing: dd if=/dev/zero of=btrfs.img bs=1M count=100 mkfs.btrfs ./btrfs.img mkfs.btrfs -O list-all mount -t btrfs -o compress=lzo ./btrfs.img /mnt/btrfs ATTENTION: the mount options for compression will ONLY be taken over from THE FIRST TIME […]

6 06 2016

tried printing Microsoft’s BingAds invoices with lp/cups. Result: prints blank pages 😉 Solution: run through imagemagick’s “convert”. gives a warning (see below), but works: ATTENTION: New, better solution (way faster!). The old solution stopped working (upgraded to Ubuntu 16.04 und changed cups printer setup. can’t tell what exactly was breaking it): pdftk “$infile” output “$outfile” […]

4 06 2016

“Person who say it cannot be done should not interrupt person doing it.” –Chinese Proverb