At work I was debugging an issue that was coming from one of the Vuejs components and it was registered on Airbrake. The error indicated that a value we expect to have in one of the Vuex storages was not there. Architecture wise we have an initial boot process that run on page load and… Continue reading Problems with HTTP interceptors for browser redirects
At work I’m working on implementing REST based API end-points to expand the functionaity of the front-end application. Recently I had a discussion with one of the developers in the team about what HTTP error should be used when something that is expected to be present is missing due to some inconsistency in the server.… Continue reading To use 404 code or not
Recently at work I had the opportunity to upgrade Rails from 4.2 all the way to Rails 6.1 for one of the core applications. With the experience, In this article I’m discussing some important points to consider when you are upgrading Rails.
Past few weeks, we have been focusing on updating Gems of our Rails application.
Last week has been a firefighting week at work (i.e. debugging and troubleshooting). I’m writing this article to share my experience with debugging a system configuration at work. In the end of article, I have placed some lessons learned points so hopefully someone can learn from it to improve their career.
What is a trailing whitespace? Trailing whitespace is any spaces or tabs after the last non-whitespace character on the line until the newline. Background Few months ago, it was raised that PR submitted code tend to have trailing whitespace changes in code diff along with other “real” code changes. This whitespace change is a diff… Continue reading Trailing whitespaces: what you gonna do about it?
Background/problem/question: When you create a newfile, and push it to Github, in code diff view, it will say no newline at end of file. Sometimes text editors would also add an EOF newline, if they noticed that the file being edited does not end in a newline, when they are saved (usually it is configured… Continue reading Having a newline character at end of file
Let’s say that you have a function that takes an HTML <ul> structure and check items. For simplicity, our method would check if each item in the list has a link pointing to type of resource (A). So here can write a test that takes a list with items containing resource A links. Here we expect… Continue reading Use different conditions to test methods
I was working on a bug fix on our application with another fellow programmer. First we understood the root cause of the bug and what makes it to happen. All that was good. Then we thought of a solution and applied the first fix that I thought. Code works and bug is fixed, happy days.… Continue reading Don’t commit the first thing that works
Story Today was a good day at work. There was a spike card was mentioning about a bug that was occurring at random actions. However the QAs have found that behavior to be specific for a section of the application. Given the spike card work to track down the cause of this bug was set… Continue reading Personal note on how a bug is tracked and fixed at work