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Eric Barendt ebarendt

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@ebarendt
ebarendt / ec2split.sh
Created February 23, 2015 05:54
Split a tmux window into multiple based on a chef search
function ec2split {
chefsearch $*
for x in `knife search -a ec2.public_hostname "$CHEF_SEARCH" | grep public_hostname | awk '{print $2}'`; do
tmux split-window "ssh ericb@$x"
tmux select-layout tiled
done
tmux kill-pane -t 1
}
@ebarendt
ebarendt / gist:82dc314675c6aac48d59
Created October 29, 2014 22:05
MySQL table sizes
SELECT CONCAT(table_schema, '.', table_name),
CONCAT(ROUND(table_rows / 1000000, 2), 'M') rows,
CONCAT(ROUND(data_length / ( 1024 * 1024 * 1024 ), 2), 'G') DATA,
CONCAT(ROUND(index_length / ( 1024 * 1024 * 1024 ), 2), 'G') idx,
CONCAT(ROUND(( data_length + index_length ) / ( 1024 * 1024 * 1024 ), 2), 'G') total_size,
ROUND(index_length / data_length, 2) idxfrac
FROM information_schema.TABLES
ORDER BY data_length + index_length DESC
LIMIT 10;
@ebarendt
ebarendt / temp.rb
Created July 16, 2014 16:16
temp reader
require 'serialport'
port = "/dev/tty.usbmodem14131"
baud_rate = 115200
data_bits = 8
stop_bits = 1
parity = SerialPort::NONE
SerialPort.open(port, baud_rate, data_bits, stop_bits, parity) do |sp|
while (i = sp.gets.chomp) do
@ebarendt
ebarendt / app_name.sh
Created January 31, 2013 21:45
start-stop-daemon init script for starting passenger
#!/bin/sh
### BEGIN INIT INFO
# Provides: app_name
# Required-Start: $network $remote_fs $syslog
# Required-Stop: $network $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: start the app_name application
### END INIT INFO
@ebarendt
ebarendt / gist:4551927
Created January 16, 2013 23:16
Map reduce trial for MongoDB
var m = function() {
emit(this.id, {opaqueId: this.opaque_id});
}
var r = function(key, values) {
var all = [];
values.forEach(function(x) {
all.push(x.opaqueId);
});
return {"opaqueId": all.join(", ")};
@ebarendt
ebarendt / git-fix.sh
Created December 18, 2012 18:17
Sometimes I forget to set my email address to my company address for my work projects. This script fixes it. Run before pushing to a remote repo.
#!/bin/sh
git filter-branch --env-filter '
an="$GIT_AUTHOR_NAME"
am="$GIT_AUTHOR_EMAIL"
cn="$GIT_COMMITTER_NAME"
cm="$GIT_COMMITTER_EMAIL"
if [ "$GIT_COMMITTER_EMAIL" = "<old_email>" ]
@ebarendt
ebarendt / gist:1782833
Created February 9, 2012 20:25
javascript:(function(F,i,r,e,b,u,g,L,I,T,E){if(F.getElementById(b))return;E=F[i+'NS']&&F.documentElement.namespaceURI;E=E?F[i+'NS'](E,'script'):F[i]('script');E[r]('id',b);E[r]('src',I+g+T);E[r](b,u);(F[e]('head')[0]||F[e]('body')[0]).appendChild(E);E=new%20Image;E[r]('src',I+L);})(document,'createElement','setAttribute','getElementsByTagName','FirebugLite','4','firebug-lite.js','releases/lite/latest/skin/xp/sprite.png','https://getfirebug.com/','#startOpened');
@ebarendt
ebarendt / gist:1560249
Created January 4, 2012 14:23
Stacktrace for https://github.com/jexp/jetbrains-heroku-plugin/issues/11
Error during dispatching of java.awt.event.InvocationEvent[INVOCATION_DEFAULT,runnable=com.jetbrains.heroku.HerokuSettings$2@4e88b2fa,notifier=null,catchExceptions=false,when=1325686895719] on apple.awt.CToolkit@3cd6ad74: Error parsing result [{"git_url":"git@heroku.com:old-ecc-ggreg.git","name":"old-ecc-ggreg","repo_migrate_status":"complete","stack":"bamboo-mri-1.9.2","slug_size":5160960,"requested_stack":null,"created_at":"2011/03/16 21:40:06 -0700","id":472885,"web_url":"http://old-ecc-ggreg.heroku.com/","repo_size":17686528,"owner_email":"ebarendt@gmail.com","create_status":"complete","dynos":1,"domain_name":null,"workers":0},{"git_url":"git@heroku.com:ecc-ggreg.git","name":"ecc-ggreg","repo_migrate_status":"complete","stack":"cedar","slug_size":29474816,"requested_stack":null,"created_at":"2011/10/06 20:52:10 -0700","id":1373176,"web_url":"http://ecc-ggreg.herokuapp.com/","repo_size":21331968,"owner_email":"ebarendt@gmail.com","create_status":"complete","dynos":0,"domain_name":{"created_at":"2011/12/05