RVM Cheatsheet: Practical Ruby Version Management
A practical RVM cheatsheet covering the commands you actually use to install, switch, and manage Ruby versions and gemsets.
A practical RVM cheatsheet covering the commands you actually use to install, switch, and manage Ruby versions and gemsets.
ls Command Output by Date
How to order ls output by date, what each time field represents, and which flags are most useful when investigating files and directories.
How to run a Rails application without a database, why you might want to, and what configuration changes are required to avoid unnecessary coupling.
How to view Git history in rich, readable detail using git log options that surface context, intent, and change impact.
How to resolve errors related to missing libpq-fe.h headers when compiling PostgreSQL clients or native extensions, and why this issue occurs.