...IDENTIFIED BY 'some_password'; GRANT REPLICATION SLAVE ON *.* TO 'replicator'@'%'; Adjust MySQL configuration : Edit /etc/mysql/my.cnf: server-id = 1 log_bin = /var/log/mysql/mysql-bin.log replicate-do-db = some_project_production replicate-do-db...
...other_project_production replicate-ignore-db = mysql server-id needs to be unique among all connected master and slave servers. When replicate-do-db is provided only the chosen databases...
...Basically a comprehensive Rails Template. Prepares your development environment and lets you select web server, template engine, unit and integration testing frameworks and more. Generate an app in minutes using...
...following setup allows you to start Terminator in a split view with the Rails server running in the left pane and all remaining processes running via foreman in the right...
type = Terminal parent = child1 profile = default command = env startup_cmd="bundle exec rails server" startup_attrs="-p 3000" bash [[[terminal3]]] type = Terminal parent = child1 profile = default command = 'env startup...
...code, it can just merge all files together. You may need to restart your server if you add files to config/locale. Using subfolders You can also use subfolders, but then...
...stricter settings than the more liberal MariaDB. If your app explodes after changing SQL servers, you might be able to fix it by setting the SQL mode to the value...
...in your previous server version. Important SQL mode flags These SQL modes will probably give you the most headaches: STRICT_TRANS_TABLES, STRICT_ALL_TABLES Introduced in MySQL 5.7, these...
...you to log to multiple sinks. You know this behavior from from the rails server command, that both logs to standard out and the log/development.log file. Here is an example...
...ActiveSupport::BroadcastLogger.new(stdout_logger, file_logger) broadcast.level = Logger::INFO config.logger = broadcast end end Sidekiq.configure_server do |config| if ENV['RAILS_ENV'] == 'development' || ENV['RAILS_ENV'] == 'test' stdout_logger = ActiveSupport::Logger.new...
...within the version call. For example, if you migrated legacy videos from the old server, you still want to offer them for downloads, but never generate them when a new...
...their custom DSL and use Rake instead. For connecting with and operating on the servers, they bring a new gem SSHKit which does the heavy lifting. It's SSHKit's...
...user setting any more. Set the deploy user directly as an option to the server directive. Also, the roles syntax has become more ruby'esque, and the first server will...
...if you're using whenever). Use whatever else to build the Cronjob on your server. job_type :enqueue, 'cd :path && :environment_variable=:environment bundle exec bin/enqueue :task' every 5.minutes do...
...values stored in one request may be available to the next (depending on your server). request_store wipes all data when a request ends and makes per-request global storage...
...BETTER_ERRORS_EDITOR_URL="rubymine://%{file_unencoded}" Step 5: Try it out! Restart your server (in a new terminal!) and add a raise statement to your local application.Does better_errors...
...bind '0.0.0.0', 3000, { key: localhost_key, cert: localhost_crt, verify_mode: 'none' } start your server as usual, but go to https://localhost:3000 bundle exec rails s Accept the certificate...
Ubuntu 18.04 uses systemd to manage services. There are basically two commands for listing all services and manipulating the state of a certain service: service and systemctl: service manages System...
systemctl controls the state of the systemd system and service manager. It is backwards compatible to System V and includes the System V services Therefore I prefer...
...this case we don't have to manage the database configuration individually on every server. In a specific case, one of our projects supports sign in by SAML, but not...
...nginx is much more straightforward. A reverse proxy is a "man in the middle" server that tunnels requests to another server. You can use for things like: Expose a local...
...service that you cannot directly reach over the internet "Change" the domain or path of a web application by rewriting them on the fly Instantly change servers that respond to...
...you do not load the whole package. Now you can start your webpack-dev-server to see if the packs can be built. You will see a lot of errors...
...mode Rails assumes that your application lives in the same time zone as your server's local zone settings. In this mode ActiveRecord will not try to convert times coming...
...Time.parse when saving or loading a record. Find out the locale zone of your server by doing date on the shell. E.g. our main application servers are running on Berlin...
databases 32 Save and close config file, then restart Redis: sudo service redis-server restart Confirm your configuration has been updated. The following command should return "OK...
...If your code uses threads, or if you're using a multi-threadeded web server like Puma, sharing $redis that way means all threads use a single Redis connection and...
...you want Sidekiq to be able to talk to Redis on staging and production servers, you need to add the following to your configuration: # config/initializers/sidekiq.rb require 'sidekiq' Sidekiq.configure_client do...
config.redis = { url: REDIS_URL } end Sidekiq.configure_server do |config| config.redis = { url: REDIS_URL } end The following step may be skipped for new Sidekiq 6+, since it isn't recommended...
...form partial as layout and passing in a block. Your template or partial then serves as the surrounding layout of the block that you pass in. You can then yield...
...path is /etc/ImageMagick/policy.xml Remove/Comment lines after If you need it enabled for an app server, ask your operations team to do that for you...
...creation on deploy before, you can do it like this: Install geordi on your servers. It brings the dumple script. Store the attached db.rake to lib/capistrano/tasks/. Require it by adding...
...those who already own an SSL certificate (e.g. using it in the Apache HTTP Server) and need to feed it to a Tomcat application. The main issue is that you...
...not need to add any intermediate certificate authorities to the keystore. Set up your server.xml You are now ready to use your certificate. Modify your server.xml inside the application directory...