Superfast CSV imports using PostgreSQL's COPY command

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Aug 29 Sep 12

Sep 5 2017

Superfast CSV imports using PostgreSQL's COPY command

What is Ruby doing on Rails?

Hello, you're reading Infinum Ruby Drops, bringing you the latest Ruby and Rails related news straight to your inbox every week.

Superfast CSV imports using PostgreSQL's COPY command

Dealing with various sources of data in web applications requires us to create services that will extract information from CSV, Excel, and other file types. In that case, it's best to use some existing libraries, or if your backend is on Rails, use gems

Ruby

The Four Principle of Object Oriented Programming

In this post we are going to take a high level look at the four pillars of object oriented programming. If you just said to yourself ‘Pillars? There are pillars?”, then you are in the right place

Ruby: pass by value or pass by reference?

When developers switch to a new language, that's one of the questions they try to figure out: does it pass arguments by value or by reference? Ruby has a quite interesting answer to that question so let's find out how it works.

Rails

Facade design pattern in Ruby on Rails

Provide a unified interface to a set of interfaces in a subsystem. Facade defines a higher-level interface that makes the subsystem easier to use.

Optimize long Rails rendering time

There is an ideal level of optimization for every project. Optimize too soon, and you can spend precious time on soon-to-be-discarded features. Optimize too late, and the business side suffers.

Improving spec speed in a huge, old Rails app

The story of how we improved our test suite speed by 41% in a huge, 6-year-old Rails project.

Beyond Ruby

Microservice Principles: Smart Endpoints and Dumb Pipes

As engineering organizations transition from building monolithic architecture to building microservices architecture one challenge they often face is understanding how to enable communications between microservices

10 Common Software Architectural Patterns in a nutshell

In this article, I will be briefly explaining the following 10 common architectural patterns with their usage, pros and cons

Blast from the past

Choices = Headaches

I’m sure there’s a whole team of UI designers, programmers, and testers who worked very hard on the OFF button in Windows Vista, but seriously, is this the best you could come up with?

Gem of the week