Cron log in Ubuntu

* Edit /etc/syslog.conf and uncomment the line starting with cron.*
* touch /var/log/cron.log
* Run /etc/init.d/rsyslog restart
* Run /etc/init.d/cron restart

Review git commits in terminal

git log -u HEAD^..HEAD

Show only difference in commit logs between 2 git branches

git log A_BRANCH..ANOTHER_BRANCH

# with diff output
git log -p A_BRANCH..ANOTHER_BRANCH

Check git log for a particular branch

# To changelog for upstream origin/master changes
git fetch origin
git log origin/master