My all in one OpenStack deployment at home
Deploying an all-in-one OpenStack Havana cloud on CentOS 6.4 with packstack, with floating IPs on the home network.
Linux
MySQL - Reset root password and extract table from dump
Resetting a MySQL root password on Debian 6 with --skip-grant-tables, and extracting one table from a mysqldump file.
Install MySQL 5.6 on CentOS 6.3
Installing MySQL 5.6.10 server and client RPMs on CentOS 6.3, after removing mysql-libs and installing libaio.
VM not sending hostname to DNS/DHCP server
Setting DHCP_HOSTNAME in /etc/sysconfig/network so a Linux VM sends its hostname to the DHCP/DNS server.
Fedora 17 on a 2011 13" MacBook Air
Installing Fedora 17 on a 2011 MacBook Air and switching trackpad two-finger scrolling to OS X style natural scrolling with xmodmap.
uuencode and mail
Emailing a file as an attachment with the mail command by piping it through uuencode.
Get IP count from access log
An awk one-liner that counts requests per IP in an access log and lists IPs that appear more than once.
CIFS VFS: cifs_mount failed w/return code = -22
On CentOS, installing the cifs-utils package fixes the CIFS VFS cifs_mount failed error with return code -22 when mounting a Windows share.
Two Linux notes
Routing browser traffic through an SSH SOCKS tunnel with ssh -D, and viewing the process tree with pstree -p.
Add Linux Integration Services v3.2 to CentOS 6.2 VM
Installing Linux Integration Services v3.2 on a CentOS 6.2 virtual machine in Hyper-V from the mounted ISO.