Linux - system, cmds & shell programming
Linux Tips - links, vmstats, rsync
Linux Tips 2 - ctrl a, curl r, tail -f, umask
Linux - bash I
Linux - bash II
Linux - Uncompressing 7z file
Linux - sed I (substitution: sed 's///', sed -i)
Linux - sed II (file spacing, numbering, text conversion and substitution)
Linux - sed III (selective printing of certain lines, selective definition of certain lines)
Linux - 7 File types : Regular, Directory, Block file, Character device file, Pipe file, Symbolic link file, and Socket file
Linux shell programming - introduction
Linux shell programming - variables and functions (readonly, unset, and functions)
Linux shell programming - special shell variables
Linux shell programming : arrays - three different ways of declaring arrays & looping with $*/$@
Linux shell programming : operations on array
Linux shell programming : variables & commands substitution
Linux shell programming : metacharacters & quotes
Linux shell programming : input/output redirection & here document
Linux shell programming : loop control - for, while, break, and break n
Linux shell programming : string
Linux shell programming : for-loop
Linux shell programming : if/elif/else/fi
Linux shell programming : Test
Managing User Account - useradd, usermod, and userdel
Linux Secure Shell (SSH) I : key generation, private key and public key
Linux Secure Shell (SSH) II : ssh-agent & scp
Linux Secure Shell (SSH) III : SSH Tunnel as Proxy - Dynamic Port Forwarding (SOCKS Proxy)
Linux Secure Shell (SSH) IV : Local port forwarding (outgoing ssh tunnel)
Linux Secure Shell (SSH) V : Reverse SSH Tunnel (remote port forwarding / incoming ssh tunnel) /)
Linux Processes and Signals
Linux Drivers 1
tcpdump
Linux Debugging using gdb
Embedded Systems Programming I - Introduction
Embedded Systems Programming II - gcc ARM Toolchain and Simple Code on Ubuntu/Fedora
LXC (Linux Container) Install and Run
Linux IPTables
Hadoop - 1. Setting up on Ubuntu for Single-Node Cluster
Hadoop - 2. Runing on Ubuntu for Single-Node Cluster
ownCloud 7 install
Ubuntu 14.04 guest on Mac OSX host using VirtualBox I
Ubuntu 14.04 guest on Mac OSX host using VirtualBox II
Windows 8 guest on Mac OSX host using VirtualBox I
Ubuntu Package Management System (apt-get vs dpkg)
RPM Packaging
How to Make a Self-Signed SSL Certificate
Linux Q & A
DevOps / Sys Admin questions