# tips

Tips to have separated linux terminal environments

Create separate linux terminal environments to quickly switch projects that need different variable values


How to skip gem documents (ri, rdoc) installation

Reduce ruby gems installation time by skipping gem documents


Make Rails 4.2 listens to all interfaces

After upgrading Rails to 4.2 and newer, you cannot access the development mode rails server from another computer/virtual machine (remote access) for testing. So, why can this happen and how to resolve it?