update letsencrypt certificates for wiki and ejabber
Opening an encrypted partition with a keyfile
mounting a degraded raid1 partition read-only
apache2 + dokuwiki + ssl + letsencrypt (certbot) + virtual hosts (2020)
apache2 + ssl + debian + virtual hosts
dvd -> avi with multiple audio, subtitles and chapter info
How to force scsi rescanning on sata in case hot plug doesn't want to work
How to change the size of partitions and filesystems live
How to encrypt a partition with dm-crypt (cryptsetup) using LUKS
changing uuid of virtualbox harddrives
Multiboot usb key (debian installer 32bits 64bits, debian live 32bit 64 bits)
2 x 3TB + GPT + Grub2 + RAID + LVM + ENCRYPTION
Overclocking AMD Phenom(tm) II X4 945 Processor
Btrfs for root and ZFS for data with ssd cache (2020)
Network sharing of Pulseaudio 2020
Disk errors and badblocks 2020
Zotero: para manejar pdfs. http://blog.holz.ca/2011/11/proudly-presenting/