JavaScript - Part 1 (Syntax Parser, Lexical Environment, Execution Context)
Introduction Hey everyone. I decided to write a series about the most popular web language - JavaScript. The series will be addressed mainly to people who start their adventure with programming an...
Make evrything louder! Stream processing in Ruby with ARGF
If you’ve ever used a terminal before (and surely you have, since you’ve taken interest in this blog post), it’s more than likely that you’ve had an opportunity of working with streams. Streams wer...
Group operations
Today I want to talk about simple implementation of group (mass) operations. The idea was to add simple feature of assigning users to groups by selecting individual (or all) users using checkboxes ...
Programistok 2016
At first - make it clear: I am one of the organizers of this conference, so this article will be as much subjective as possible. What I want to achieve by writing this article? Tell attendees...
How to create simple mobile version of an existing rails application.
How to create simple mobile version of an existing rails application. Lets imagine, we have an existing project that we are developing for some time already - 1 year. At the begginig, the client d...
To use delegate or not to ? What other options do we have?
Everyone of us saw that kind of error: NoMethodError: undefined methodstreet' for nil:NilClass` That means, we are calling street method on nil value, which in our case is users Address, so it me...
First steps in Rails
Our first assignment as new interns was to make Blog Posts that were published visible to everyone at the website, and the Blog Posts that were not published visible only to logged in users. Af...
SQL views, forgotten facilitation by rails community.
Few weeks ago I was assigned to develop a feature, generating dynamic comparisons. It was about tracking 295 columns across 80 tables, with all kind of associations and create csv/xls reports. Fir...
Pluralizing translations in I18N.
When i found in our project some messy translations like 'You assigned: 0 documents to categories' i started searching for some easy and smooth sollution - and i found I18n pluralize feature. I18...
How to update project without access to the Internet?
I had a problem recently - my team need to copy few commits from old repository to another, new repo. I could just copy-paste pieces of code, but it looks so unprofessional. There is another, very...