The plan was all working along, I became really good working independently. Being a full stack developer, having less and less dependencies with others! Then came the year 2017 in my life!

MySQL `repair` command failing? Okay let's try a bit more advanced solution.

It's a common scenario we need to place a UNIQUE INDEX database constraint for data integrity. But sometime the requirements comes like we need to allow null/empty values for that column.

Sometime we need to cleanup a hash based for nil values. If you're using Rails/ActiveSupport it's really easy.

Developing email templates and sending a new mail every time to view a change is very inefficient and painful. Rails comes in rescue again. With mailer preview, you can view the changes in your browser just like any other page template.

Getting file size from OSX terminal is a pain. Actually it's a pain in all BSD variants. We normally use `ls -sh` on Linux derivatives. But this command on Mac doesn't return a human readable value.