Ruby on Rails
rails
I have recently set up a legacy project which is running on Rails 4 and Solr 5. It uses sunspot_rails gem to interact with Solr server. Because the project is pretty old with deprecated libraries, I decided to use Docker to run it on my local. Everything seems fine
rails
One big drawback of Single-page application is the ability to fully support SEO as traditional sites. The reason is because in a single-page application we often use a technique called lazy-rendering, in which the real content is not rendered from the server but only the basic layout is returned. Many
rails
A few days ago, one member in my lab and I were about to finish a project together. We also used git server for sharing code and collaborate. However, when I used combination of git fetch, git stash, git rebase and git stash apply to fetch new code, he said
rails
Running the app in development or staging environment is a lot easier than production environment. There are so many unexpected factors which make your application unstable in production, such as a high number of concurrent users, lots of queries to database, etc. And when something go wrong on production app,
rails
Data consistency is very important in many applications, especially for application related to finance, banking, etc. A small error could become a tragedy if we do not treat it seriously. This time, I am going to talk a bit about Locking and how you can use it to protect data
rails
Nginx is now becoming the favorable choice of many Rails developers when deploying the Rails app. It is lightweight, fast and has almost everything we need. In this post, I am going to introduce a few useful configs which I often use in Rails app. 1. Redirect www to non-www
rails
Callbacks are great and many business rules are often implemented in those callbacks to maintain data consistency and perform useful actions in app. As you might know, we can define several kinds of callbacks in ActiveRecord model, refer to the following guide for more detailed information: http://guides.rubyonrails.org/
rails
When installing new gem for Rails application, you expect to run simple command bundle install and hopefully all gems in Gemfile will be installed in your machine. Unfortunately, that is not always the case. It is because many gems require a specific library to be pre-installed. In this post, I
rails
In this tutorial, I am going to show you how to setup your server to run Rails application on Nginx with Puma server, and how to deploy the app with Mina tool. 1. Installing Ruby ==== First, we need to install some dependencies for Ruby sudo apt-get update sudo apt-get install
rails
This week, I would like to introduce a gem which is being used in almost every project I have been working on. And it becomes more important for us nowadays because everyone want their website to be SEO efficiently. Link: https://github.com/norman/friendly_id Developed by: Norman Clarke
rails
Every Rails developers might be already familiar with data-confirm attribute for a link. It is used to ask for user confirmation before executing the action on behalf of user. Here is one example <%= link_to "Delete", post_path(post), method: :delete, confirm: "Are you sure?"
rails
Normally, there are two basic ways to integrate Twitter Bootstrap into your Rails application 2. Install a twitter boostrap gem and do a little configuration 3. Manually copy Bootstrap JS + CSS + Fonts into your app The first option is quite easy and many people choose to follow this one. There
rails
Today, I really want to start something different which I believe would be very helpful to new Rails developers. I remember the time when I first came to Rails world, I was impressed with its amazing community and gem ocean. I could find almost every thing I needed which has
rails
One of the amazing features you want to build in your application is the ability to deliver content to users in real-time without requiring them to refresh the browsers. You can achieve this by sending requests in fixed interval to the server to get changes or you can have a
rails
Last week, I was helping my friend solve an annoying issue in AuthLogic which took me and my colleagues few hours to figure out the solution. And I would like to share it here so that you can avoid this issue in the future and save your day. We were
rails
After your Rails application is deployed to server, there would be tons of things could happen to your app which you have never expected when running the app in your local environment. In that case, you definitely want to have a tool to support you monitoring the application and quickly