Codedrop™ Weblog

The beauty of ruby makes it simple to add some colorful syntax highlighting to log messages that are displayed in your capistrano scripts.  Here’s a chunk of code I added to my utility.rb file that is included by my capfile that performs the magic.

def colorize(text, color_code)
“#{color_code}#{text}\033[0m"
end

def red(text); colorize(text, "\033[31m"); end
def boldred(text); colorize(text, "\033[1;31m"); end
def green(text); [...]

Neat way to pre-initalize something in capistrano before a task is run
on :start do verifyParametersAndInitialize()end
callback options:

:before, triggered before a task is invoked
:after, triggered after a task is invoked
:start, triggered before a top-level task is invoked via the command-line
:finish, triggered when a top-level task completes
:load, triggered after all recipes have [...]

Recently I had the need to setup environment specific .yml files for email configuration.  Normally this goes off without a hitch, however in my case I had the additional requirement of being able to dynamically substitute values in the yml file at runtime.   I thought it would be nice to allow configuration of email to, [...]

If you find your application randomly throwing “ORA-12520: TNS:listener could not find available handler for requested type of server” errors, then try to increase the number of available processes that you have allocated to your Oracle instance.
Logon to
Oracle using sys as sysdba and execute the following:
ALTER SYSTEM SET PROCESSES=150 SCOPE=SPFILE;
After changing the PROCESSES parameter restart [...]