When specifying volume paths in a Docker run command, extra slashes can cause things not to work properly.
Category Archive: gotchas
I hope that this is of use to someone. After many hours of tearing down, building up, programming routers, etc., I’ve figured out why my devstack wasn’t allowing access from floating ips. I knew that the address was resolving (arp -a); I just couldn’t ssh to it (or do anything else with it) It was …
rvm, despite being wonderful, doesn’t play very well with torquebox under cygwin. In particular, the gem paths are not working. So, in order to fix this, simply do: rvm use system And then it will work right. Once you’re done with the torquebox work, you can go back to using rvm.
rsh has issues with nohup. Yes, I know rsh is evil. It wasn’t my decision.
Torquebox and Cygwin don’t work as nicely together as one might hope. That said, here are a couple of findings: In order to deploy, you need to set the $JBOSS_HOME with the Windows path. You can do this via export JBOSS_PATH=cygpath -w PATH_TO_JBOSS. Additionally, the JRUBY_HOME needs to be a windows path as well. Otherwise …
This is a discussion of what I needed to do to put rails and JRuby together in a single jar.
Sometimes, JBoss reports that it is unable to bind to a port, saying it is already in use. However, this is not always the case.
The nice thing about standards is that there are so many of them to choose from. Andrew S. Tanenbaum I’ve been working with a Apache proxy to force SSL and https. Well, I haven’t had any control over the certificates. And they can come in so many versions, especially given that Microsoft wants to do …
If you happen to change a machine’s name, be sure to delete the previous definition from the keystore. Otherwise it will complain mightily and, indeed, fail when you attempt to add in the pem file.
To concatenate in PHP you use a ‘.’, not a ‘+’. Likewise, you don’t use ‘.’ to reference an object’s members, you use ‘->’. Move along, nothing to see.