| by Scott Kilroy

Installing docker

If you’re using linux you can install docker by doing the following: ubuntu apt-get install docker.io sudo ln -sf /usr/bin/docker.io /usr/local/bin/docker Fedora yum -y install docker-io Mac OSX Install the docker toolbox Windows Also has a tool box but I’ve never used it. Docker Cheatsheet https://github.com/wsargent/docker-cheat-sheet

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| by Scott Kilroy

Amazon – recommended repo

The default repos for Amazon’s Centos are lacking a lot.  Add this repo to the default Amazon Centos setup. in /etc/yum.repos.d/ius.repo comment out: mirrorlist=http://dmirr.iuscommunity.org/mirrorlist?repo=ius-el5&arch=$basearch add: baseurl=http://dl.iuscommunity.org/pub/ius/stable/Redhat/5/$basearch

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| by Scott Kilroy

Updating Drupal

The best way to handle minor updates is to first back everything up (your web directory and your database) then download the new version of drupal to a directory (lets use ~/drupalupdate as the download directory and /var/www/html as the webdirectory) cd into the download directory and run the following command find * -type f -exec echo cp {} /var/www/html/{} \; This one just test everything and echos what it would really do.  If everything looks good run find * […]

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| by Scott Kilroy

Print the total bytes of files in a directory grouped by date

ls -l|awk ‘length($6)==3{x[$6″ “$7]+=$5};END{for(i in x)printf”%s:\t%d\n”,i,x[i]}’

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| by Scott Kilroy

Optimize and repair all mysql tables

mysqlcheck -o -u root -p –all-databases

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| by Scott Kilroy

Reset the mysql root password

Stop the mysql daemon Restart mysql using the command mysqld_safe –skip-grant-tables Now you should be able to connect as root Once connected run the following: update user set Password=PASSWORD(‘new-password’) where user=’root’; then flush privileges exit mysql restart mysql and you should be able to login with the new password

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| by Scott Kilroy

See all open ports

lsof -i TCP| fgrep LISTEN

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| by Scott Kilroy

Remove top navbar from wordpress

Edit wp-includes/functions.php and add the following add_action(‘after_setup_theme’, ‘remove_admin_bar’); function remove_admin_bar() { if (!current_user_can(‘administrator’) && !is_admin()) { show_admin_bar(false); } } Now the top navbar will only showup for admin users.

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