Oinak articles - 24 total
Safer sandboxing in Rails
Ruby on Rails console has a very interesting feature, that you can see on its documentation: As...
Easy logging in your small ruby scripts/apps
I have recently shared A configuration system for ruby CLIs. If you are designing a new ruby...
A configuration system for ruby CLIs
If you have developed Rails applications you might be familiar with its configuration system but if...
Local API in a single file
image credit: pngimg Sometimes yo need to develop an API client for a service that you cannot call....
A take-home exercise scaffold for ruby
(cover by @reeto) Many developer job hiring processes include some sort of take-home...
Neovim config from scratch (Part II)
This is a continuation from Neovim config from scratch (Part I). There I covered: Nuke from orbit...
Neovim config from scratch (Part I)
I recently started moving from vim to neovim and trying to port my old config with unsatysfying...
How to assess "developer experience" from the job interview
When you are taking part on a job interview for a developer position, it is very difficult to form an...
Can you solve FizzBuzz ... in a tweet?
FizzBuzz is a (in)famous programming puzzle that it is used mainly just to filter people who can code...
You are welcome!
I recently saw this tweet: This is not the first time someone is delivering the Real Developer ™ I...
Step by step Tetris on ES6 and Canvas
Some time ago I wrote a post called a very classy snake, inspired by a YouTube video and to try to to...
Hiring Rails devs in Madrid (update: positions covered)
About Us At Returnly we help merchants turn product returns into new revenue streams. We...
What makes a good hiring process assignment?
When you are opening a position there ius a number of things you can do to try to assess a candidate'...
10 more questions to ask your future employer
I recently read 10 Questions I'm Asking All Companies Before Scheduling Any Interviews from ashleembo...
React first steps
They started using react at work, so I set up myself for the bare minimum tutorial-based experiments...
Understanding js reduce with Roman Numerals
There are several ways to fix new concepts in your head, to use them, to repeat, to combine with new...
correct horse battery staple
There are a lot of places with obnoxious limitations to the characters you can put on a password, or...
Are you sure you need jQuery?
You use jQuery. Everyone does. It is an awesome library, it took us out of the collective pit of de...
8 things to look for in your next hire instead of 10x engineers
Some weeks ago there was a thread about the kind of engineersa startup should be going after. The thr...
Mocks and stubs in ruby unit tests, a cheatsheet
Based on Sandi Metz's very precise explanations, I will try to give you the ultimate mnemonic (if you...
understanding IIFE's step by step
Immediately invoked function expression Wow, that's a mouthful. According to wikpedia, an...
A very _classy_ snake
I have the habit of start my coding musings by branching away from other people's proposals. In this...
Abusing Ruby Hashes for fun
Every Ruby developer loves their hashes, they are available in the core, O(1) (which means fast) for...
Ruby Service Objects without gems
Sometimes we use gems like Trailblazer or Interactor just to separate business logic from controllers...