Parse any date time string into a date object

08/13/20  Public, Ruby General

Use Ruby's Date #strptime method to take any date or date time object that has been created with the [#strftime](https://ruby-doc.org/stdlib-2.5.0/libdoc/date/rdoc...

Create a Rails path helper link to a specific anchor tag section of a page

06/13/20  Public, Rails Errors

admin_company_settings_path(anchor: 'autopilot-mode')

#=> /admin/company_settings#autopilot-mode

Links to that page, scrolled to the DOM element containing id="autopilot-mode"

Tail the test / spec logs

03/06/20  Public, Rails Errors

In a separate tab run:

$ tail -f log/test.log

kill all ruby processes

03/04/20  Public, Ruby General

Kill all at once

for each in `ps -eo pid,command | grep ruby | grep -v grep | awk '{print $1}' `; do kill -9 $each;done
killall −9 ruby
pkill -9 ruby
pidof ruby | xargs kill -9
ps aux | grep sidekiq | awk '{print $2}' | xargs kill
...

Find and extract a recurring pattern from a string

01/09/20  Public, Ruby General

For example, let's say that you have a string containing any number of Slack user ids (i.e. <@W012A3CDE>), and you need to extract out just the user ids.

Here is the string you are startin...

Rails scope with and without arguments

12/11/19  Public, Rails General

Model scope with argument:

scope :for_company, ->(company_id) { where(company_id: company_id) }

Model scope without arguments:

scope :admins, -> { where(role: 'Admin') }

Code review comments

01/31/20  Public, Rails Errors, Ruby General

instance variables / getters / setters

re: @redis

In general for getters and setters in our classes. Can we:

1. limit the usage of instance variables to setters (@redis), i.e. where we are assigning things, and
2. use an `attr_...

Import a CSV file

02/17/19  Public, Ruby General

This is a simple implementation that uses Ruby's CSV class to:

• import a local .csv file
• account for the first line of the file being the headers
• converting these headers in...

Using Nokogiri to parse an XML page

02/16/19  Public, Ruby General, Gems

My solution for Upcase's Analyzing Shakespeare challenge where we:

• take a given URL to an XML-encoded page
• download and parse the page at runtime

Solution

...

In Jest run one specific test in a file using npm test

02/08/19  Public, Testing / TDD

Circumstances

• using Jest JavaScript framework
• have an npm script in package.json for test set to jest

  "scripts": {
    "test": "jest"
  }

• have a test file in the following location:

/__test__/td.tes...