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Published on 2008-08-05T12:56:52Z
Indexed on
2010/04/17
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How do I call console/bash commands from inside of a Ruby Program? Also, how do I get output from these commands back into my program?
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Ok I followed the steps for setting up ruby and rails on my Vista machine and I am having a problem connecting to the database.
Contents of database.yml
development:
adapter: sqlserver
database: APPS_SETUP
Host: WindowsVT06\SQLEXPRESS
Username: se
Password: paswd
Run rake db:migrate…
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My application requires to keep large data objects in session. There are like 3-4 data objects each created by parsing a csv containing 150 X 20 cells having strings of 3-4 characters.
My application shows this error- "marshal data too short".
I tried this-
Deleting the old session table.
Deleting…
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I don't know is it my mistake or no. So i have that code:
<code>
post '/singin/get_token' do
content_type :xml
puts request.body.read
puts xmlRequest
xmlRequest = REXML::Document.new(request.body.read)
...
</code>
And when i post something like that:
<code>
<?xml…
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reading around the various ruby install tutorials it's required to change path from /usr/bin/ruby to /usr/local/bin/ruby but i cant seem to be able to do it. Ultimately i want to install Ruby 1.9.2, should i uninstall 1.8.7 or what? i tried to install Ruby 1.9.2 with macports, the installation seemed…
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i am getting a strange bundler error when running
bundle pack
with bundler 0.9.12
any ideas? (see pastie for a better formatted code: http://pastie.org/881328 )
/opt/ruby-enterprise-1.8.7-2010.01/lib/ruby/site_ruby/1.8/rubygems/package/tar_input.rb:49:in `initialize': not in gzip format (Zlib::GzipFile::Error)
…
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When I run a program from the console, e.g.
me@box:~$ firefox
I expect the console to log error messages (I think this is std out or std err?) and other items from the program, firefox in this case.
But today I notice that bash just opens the program and goes to a new prompt, e.g.
me@box:~$…
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I was updating my .bash_profile, and unfortunetly I made a few updates and now I am getting:
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
-bash: tar: command…
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I was updating my .bash_profile, and unfortunetly I made a few updates and now I am getting:
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
env: bash: No such file or directory
-bash: tar: command…
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ps -e | grep bash
sample output from a linux machine:
1128 pts/14 00:00:00 bash
7491 pts/7 00:00:00 bash
12651 pts/14 00:00:00 bash
16145 pts/2 00:00:00 bash
sample output from a mac machine:
58352 ttys000 0:00.09 login -pfl username /bin/bash -c exec -la bash /bin/bash
58353 ttys000…
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First login process name seems to be set to "-bash", but if I subshell then it becomes "bash". for example:
root@nowere:~# echo $0
-bash
root@nowere:~# bash
root@nowere:~# echo $0
bash
-bash is causing some scripts to fail, such as . /usr/share/debconf/confmodule
exec /usr/share/debconf/frontend…
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