Fix ADB Unauthorized(Esp Windows + Wi-fi)

If you get in trouble with unauthorized device message, copy adbkey file to ~/.android 

GPT to MBR(+ext3)

My external HDD is "Seagate Backup Plus 500 GB USB 3.0"
I want to use it for NAS(dd-wrt firmed) ,  I changed it to MBR and ext3.

-> gdisk and mkfs.ext3 is best solution!

http://www.ehow.com/how_12119053_convert-gpt-mbr-linux.html


* If you want to use only data storage, you can remove reserved space which is 5% of whole disk.
sudo tune2fs -m 0 /dev/sdb1

(http://geekyprojects.com/ubuntu/how-to-format-a-usb-external-hard-drive-for-linux/)

Raspbian gitlab issue

1. bundle install fail
-> Define highest version of "therubyracer and libv8" in Gemfile, Gemfile.lock

In Gemfile

gem "therubyracer", "0.12.0"


In Gemfile.lock

therubyracer (0.12.0)
libv8 (3.16.14.3)


2. When first connect, very very very slow.
-> You must extend timeout both unicorn and nginx
-> config/unicorn.rb , /etc/nginx/nginx.conf -> timeout 3000

Raspbian locale problem on OSX

When using raspbian with ssh connect on OSX, you can see error message like belows

locale: Cannot set LC_CTYPE to default locale: No such file or directory
locale: Cannot set LC_ALL to default locale: No such file or directory

-> Just comment out "SendEnv LANG LC_*" in /etc/ssh_config on your OSX.