Linus’ Home Office

God’s home office

brew doctor warning: You have an outdated version of /usr/bin/install_name_tool installed

Problem: executing brew doctor I would get the following warning: $ brew doctor Please note that these warnings are just used to help the Homebrew maintainers with debugging if you file an issue. If everything you use Homebrew for is working fine: please don’t worry and just ignore them. Thanks!

Warning: You have an outdated

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rails tutorials – my reviews

Learning Ruby On Rails by Brian Hoke (InfiniteSkills), via SafariBooksOnline.

It’s a good tutorial with a decent hands-on component (could be better) and the examples did work - which is not always the case. Minor differences probably due to version differences.

My setup:

- maverick 10.9.4

- rails 4.1.4

- ruby 2.1.2p95


bundle install fails with strange message: invalid option -7 (Ruby on Rails)

This was driving me crazy but even after solving it, I fell fairly stupid.

I am running bundle install inside a new app – while studying RoR – and I am getting this error: computer:timetracker user$ bundle install

Fetching gem metadata from https://rubygems.org/……… Fetching additional metadata from https://rubygems.org/.. Using rake 10.1.0 Using i18n 0.6.9 Using minitest

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Recover from lost root password on xubuntu

The following was executed on xubuntu running in a VirtualBox VM inside a MacOS X Maverick. user@xubuntu64:~$ uname -a Linux xubuntu64 3.11.0-19-generic #33-Ubuntu SMP Tue Mar 11 18:48:34 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

You need to have access to the grub menu.

1) boot your VM 2) at the grub menu, press “e”

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