Calvin.My

Posted by Calvin Chieng on November 7, 2020, 15:32

Setting up ruby on rails on Ubuntu 18.04

2019 updated

Guide Ruby Rails Setup Ubuntu

Posted by Calvin Chieng on July 4, 2019, 19:19

Changing the passenger max process

Adjust to balance the performance vs. resources

Guide Ruby Passenger Nginx

Posted by Calvin Chieng on May 22, 2018, 19:56

Install new version of Ruby via rbenv

For mac and homebrew & For ubuntu

Snippet Ruby rbenv

Posted by Calvin Chieng on May 1, 2018, 22:52

Integrate Google Sign-In

Using Google OAuth2 with Omniauth

Snippet Ruby Google Oauth2 Omniauth

Posted by Calvin Chieng on January 28, 2018, 18:13

Handling weekdays, weekends and public holidays

By using various built-in methods in Ruby and Rails

Snippet Ruby Rails Date Time

Posted by Calvin Chieng on January 23, 2018, 01:11

Define .ruby-version for all your app

To prevent wrong ruby version and gems being used in a multi-apps server

Error Ruby Version Passenger

Posted by Calvin Chieng on December 10, 2017, 14:49

False warning for Style/AndOr cop when used as chaining operation

"and" and "&&" does not always give equivalent result

Error Ruby Rubocop

Posted by Calvin Chieng on December 3, 2017, 16:29

Use rails 5.1 encrypted secrets

To protect production credentials even if they are committed into git

Guide Ruby Rails Secret Encryption

Posted by Calvin Chieng on December 2, 2017, 22:45

Use .gitignore to prevent committing unwanted files

Logs, temporary files, credentials are not supposed to be committed into git repository

Snippet Ruby Git Gitignore Android

Posted by Calvin Chieng on December 2, 2017, 00:34

10 Common Rubocop Catches

Rubocop is a powerful static code analysis tool for Ruby Language

Article Ruby Rubocop Coding standard

Posted by Calvin Chieng on December 2, 2017, 00:16

Reconstruct query string from request

For string compare or generate signature hash

Snippet Ruby Rails Controller

Posted by Calvin Chieng on August 7, 2017, 18:30

Exception and error handling in Ruby

Logging to file and Error reporting via Bugsnag

Article Ruby Exception Bugsnag Logging

Posted by Calvin Chieng on July 22, 2017, 15:56

Share a private S3 object

Via temporary presigned URL

Snippet AWS S3 Ruby SDK

Posted by Calvin Chieng on June 14, 2017, 02:52

Uploading text string or file to S3

Via AWS Ruby SDK v2