如果每個 Rails app 都有呼應本身的 Docker-compose repository，例如 A Rails app 自己本身有 Rails repo 而且也有專屬的 A Docker-compose repo，那麼就要注意 A Docker-compose repo 的目錄架構，小心無法
read more緣起 我喜歡做 Rails app prototype 放在 Digital Ocean，Rails app A 5.2.0 已經部署在上面，最近想再部署其他小型 Rails app 到同一臺機器上，但發現部署其他小型 Rails app B 到相同正
read more用 Docker + Docker-compose 建立自己寫的Rails app 運作的開發和正式環境，我的心得是，開發者要逐步建立自己的常用工具和套件，怎樣讓自己的做事更順暢，就像水電工有
read moreIn Gemfile: # Use Capistrano for deployment group :development do gem 'capistrano' gem 'capistrano-passenger' gem 'capistrano-rails' gem 'capistrano-bundler' gem 'capistrano-rvm' gem 'highline' end In deploy.rb # Set rvm type #set :rvm\_type, :user set :rvm\_custom\_path, '/usr/local/rvm' # Remote server using rvm set :rvm\_ruby\_version, '[email protected]' In config/environment/production.rb config.require_master_key = true
read moreWhen I deploying a new rails 5.2.0 app to production machine, which has been the other rails 5.2.0 app there, I encounter a serious problem: ActiveSupport::MessageEncryptor::InvalidMessage: ActiveSupport::MessageEncryptor::InvalidMessage ArgumentError: invalid base64 /var/www/blogApp/shared/bundle/ruby/2.4.0/gems/activesupport-5.2.0/lib/active_support/core_ext/module/delegation.rb:271:in `method_missing' /var/www/blogApp/shared/bundle/ruby/2.4.0/gems/railties-5.2.0/lib/rails/application.rb:433:in `secret_key_base' Below are a part of debug info when I use capistrano to deploying a rails 5.2.0 app: DEBUG [b79779f0] Command: cd /var/www/blogApp/releases/20180802145508 && ( export RAILS_ENV="production" RAILS_GROUPS="" ; /usr/local/rvm/bin/rvm [email protected] do bundle exec rake assets:precompile )
read more看過長榮航空 2016 和 2017 年財務年報 看過 udemy android app 開發課 https://www.udemy.com/master-android-7-nougat-java-app-development-step-by-step/ database 資料庫相關章節的第 166~248 節 . 20180630 補充：已經看完第 249-263 節. 基礎課程的 introduction , downloading and setup, helloworld app, button-counter app. 看完 Youtuber hvass 機器學習
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Howard Lee is a Staff Software Engineer based in Taipei, specializing in frontend architecture, CI/CD, and production-quality engineering for enterprise web applications. With 13+ years of software development experience, Howard has worked across B2B SaaS, IoT energy-management platforms, online travel marketplaces, and Android applications. His work focuses on modernizing large frontend systems, improving delivery quality, and building reliable product workflows with automated testing, observability, and practical cloud/platform integration. Core Expertise Frontend architecture: Angular 5 to 19 modernization, TypeScript, JavaScript, React, Next.
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