#{茶男與藍牌}
From the monthly archives: June 2011
from: http://www.cyberciti.biz/tips/howto-linux-unix-bash-shell-setup-prompt.html
Prompt is control via a special shell variable. You need to set PS1, PS2, PS3 and PS4 variable. If set, the value is executed as a command prior to issuing each primary prompt.
PS1 – The value of this parameter is expanded (see PROMPTING below) and used as the primary prompt string. [...]
from: http://archives.postgresql.org/pgsql-admin/2005-08/msg00333.php
psql <any needed connection parameters> –quiet –no-align –field-separator ‘,’ –pset footer –output youroutputfile.csv –command <select …….> databasename
from: http://www.astrobetter.com/xterm-color/
As our eyes spend most of our days looking at the xTerminal (xTerm, xgTerm, uxTerm, or Terminal.app) any relief is always welcome. Unfortunately, the default for the xTerminal (or most applications) is black text on white background which means you are staring at white, i.e., light, most of the time. In addition, [...]
from: https://wincent.com/wiki/Showing_SQL_statements_in_the_Rails_console
if ENV['RAILS_ENV'] || Rails # Called after the irb session is initialized and Rails has been loaded IRB.conf[:IRB_RC] = Proc.new do logger = Logger.new(STDOUT) ActiveRecord::Base.logger = logger ActiveResource::Base.logger = logger end end
from: http://www.nickbartlett.com/wordpress/must-know-commands-for-selenium-ide/
Over the past couple weeks I’ve written 70 test cases with Selenium IDE. Since completing the project, I’ve gone back to the first 20 or so and improved them with new commands that I learned and are more reliable in certain situations. In general, when working with elements on a page, the [...]
from: http://jeffancel.com/blog/show-activerecord-sql-in-rails-3-console/2011/03
If you want to show sql in your console for Active Record, then you may have run across the past Rails Recipes book or similar formulas for Rails < v3.0. I just tweaked a formula I saw in that book to work with Rails 3 and here it is (This is designed to work [...]
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