Creating a remote git repo

Assuming you have a project in your local machine and console access to a remote server (and git installed on both), these instructions will accomplish the following:

1. turn your local copy into a git repository
2. push it to the remote server

Examples of tar usage

Fastest way I know to get help on the tar utility, in this post.

Root user in mac os

The unix-style root user is disabled by default in mac os X.
Should you need to activate it, follow these instructions.

Finding out where a ruby method is defined

To find out the source file/line of a ruby method definition, do something like the following:

Post.all.method(:all).source_location
Post.first.method(:save).source_location

Here's the source of this tip.

Unencrypting home directory in Ubuntu

In an Ubuntu install, I once requested home folder encryption. Bad idea.

To revert to regular file management I followed these instructions, which involved commenting out a line in each of the /etc/pam.d/common* files.

During a subsequent aptitude safe-upgrade, those lines were restored, not sure why.

I have again commented them out.

UTF-8-related warning from rack

After a recent bundle update (early June 2011), the following warning shows up while running specs:

GEM_PATH/rack-1.2.3/lib/rack/utils.rb:16: warning: regexp match /.../n against to UTF-8 string

This post addresses the problem, although it's strange that the problem in my case appeared just now.

Restoring proper TextMate bindings for RoR and RSpec

If you cannot get TextMate to use the correct bundles for Ruby on Rails and RSpec code, then you may have manually modified the bindings in a way that confuses TM.

These instructions will fix the problem.