Howard Lee Cloud

軟體工程 Problems of deploying rails 5.2.0 to production

By Howard Lee 05 August 2018

When 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 )

軟體工程 Deploy problems when upgrading to rails 5.2.0 from 4.2.5

By Howard Lee 28 April 2018

Capistrano 部署 production 環境從 Rails 4.2.5.1 升級到 Rails 5.2.0 的環境時遭遇了兩個問題 Cannot find gem bundler >= 0.a Solution for your production environment: reinstall rvm and bundler gem rvm implode rvm get head rvm reload rvm reset rvm use 2.4.1 rvm gemset create rails5.2.0 rvm use [email protected] --default gem install bundler which bundle modify config/deploy.rb content and

心得 Deploy Notice for Ruby on Rails app beginner | 部署Ruby on Rails app應學習的事情

By Howard Lee 31 January 2016

This article is written for Rails beginners when he/she want to deploy an app. From my experience, many things must be noticed and fixed, whose range from Ubuntu, RVM, Apache, Passenger, Postgres, Git, Capistrano and GitHub.com. The following are indexes for problems, solutions and resources I had faced. It might evolve with times change. Ubuntu List packages you have installed to a machine. Command: dpkg -l | grep {packageFullnameorPartname} Change

軟體工程 Update values of variables of gon gem with pagination

By Howard Lee 22 January 2016

Situation: When I clicking a next-page link for changing content of current page, the chart drawed by C3js doesn’t update with new data. 問題發生情況：當我按下網頁內容中的下一頁連結，網頁的折線圖並沒有跟著新資料重新繪製。 Environment: A rails app with

軟體工程 Make Postgres support full text search in Mandarin/Chinese for Rails 讓Postgres 開始支援中文全文檢索

By Howard Lee 11 January 2016

I use the gem pg_search in rails as a light-weight tool for full-text searching task of Postgres, but Postgres doesn’t support the function well in Mandarin/Chinese. After finding solutions, I take the combination of tools for full-text search in Postgres, which are pg_search gem, SCWS and zhparser. Doing it yourself according content in following links, you will setup successfully too. Remark at 20160131: This tutorial requires postgresql-server-devel-{VERSION} at Ubuntu and

軟體工程 Rails4使用Grape和Doorkeeper搭建API

By Howard Lee 05 January 2016

Rails4內使用Grape套件取得資料庫的資料不像Rails3使用Grape一樣簡單，我覺得有點複雜。原本打算只用Rails4和Grape

About

Category

Tag

Social