If you previously used version 2.x of Thunderbird and upgraded to 3.x (for example through an Ubuntu release...
This can be helpful when you need the latest file inside a directory for processing in a shell script:
If you did file operations inside a shell or for example using Nautilus, it can take quite a while until...
You need to install the following packages before you can build the Nokogiri gem: sudo apt-get install libxml2-dev...
If you get an error message like that you are missing the Aspell files a specific language:
If you have problems with SSH session timing out, add the following to your /etc/.ssh/config: Host * ServerAliveInterval 55 ServerAliveCountMax 2
This post will describe how I stumbled upon a code path in the Linux kernel which allows external programs to...
A good tool to generate strong passwords and secrets is "apg". You can get it with sudo apt-get install...
You need to install the following packages before you can build the Paperclip gem: sudo apt-get install imagemagick librmagick...
If a SSH shell dies (from timeout for example), you cannot kill it with the usual CTRL-C or CTRL...
Note that you should disable the Java plug-in in your browsers after installation. Ubuntu >= 12.04 Java 11
In /etc/crontab In /etc/cron.d/* In /etc/cron.hourly/* In /etc/cron.daily/* In /etc/cron.weekly/* In /etc/cron.monthly/* In the personal crontab of any user. This...
power-rake db:migrate VERSION=20100913132321 By default the environments development, test, cucumber and performance are considered...
When Paperclip attachments should only be downloadable for selected users, there are three ways to go. The same applies to...
If you need to find all files inside a directory that were modified in the last 24 hours you can...
First of all: You could just use RVM which would make the pain go away. If for some reason you...
Physical servers worked, EC2 did not.
sudo apt-get install i8kutils Reboot You can now run the i8k tools such as i8kmon Setting the fan speed...
Call with the server's hostname (and user if you have no SSH agent), e.g. install-gems-remotely my.server.com
This is an awesome gadget in your toolbox, even if your test coverage is great. gem install ruby-debug (Ruby...
def task_with_hoptoad_notification(options) task(options) do begin yield rescue Exception => e Airbrake.notify(e) raise e
Update RubyGems and Passenger Bundler requires Rubygems >= 1.3.6. Run gem update --system if you have an older version.
Sometimes files attain executable-flags that they do not need, e.g. when your Windows VM copies them over a Samba...
You may omit the /path/to/link_name to have a link with the same filename appear in the current directory