Using Dead Man's Snitch with Whenever
A quick tip to make it easier to use Dead Man's Snitch with the whenever gem
programming,
ruby,
rails,
Cleaning up a Ruby hash
Hash#clean, a monkey patch to provide easy, Array#map like access to hash values to update them inline.
Video: Product strategy is about saying no
A short video from Business of Software on determining which features to include in your product.
Watch YouTube videos at full window (not full screen)
Watch YouTube videos maximised within the browser window without watching full screen.
Skipping blank lines in ruby CSV parsing
How to ignore blank lines when parsing a csv file with ruby's CSV parser.
Append items to a sorted collection in Backbone.js
When an item is added to a collection in Backbone.js it should automatically be added to the corresponding list. When using a sorted collection it would be nice to have it appear in place, especially when not refreshing the entire list. That's what I'll explore in this post.
Tip: View the SQL query behind psql commands
If you want to view the SQL query used to construct the information returned from a psql command (which will help you learn the underlying information schema) then …
Unique constraint across two rows in PostgreSQL
You can use a unique index to ensure only one occurance of a value but what do you do if you want to limit uniqueness to two rows instead of one? PostgreSQL's partial indexing can help.
Quote: Person responsible for my problems
“If I kicked the person responsible for most of my problems, I wouldn’t be able to sit down for weeks.”
Looping with Fibers
I needed to loop over a fairly large data set and group it by year and month. In this post I walk through using two Ruby Fibers which communicate between each other in order to do in-loop grouping
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