Debugging Rails with pry within a Docker container – Chris Kelly's Ramblings
If you are running your rails apps in production using docker, you may be tempted to still run locally outside of docker. One of the big reasons to potentially hold back is the use of pry. However, its actually very simple to attach to a running docker process which makes using pry a breeze. First, ensure that you have the following lines in your docker-compose file for the service you want to att
Debugging asynchronous JavaScript with Chrome DevTools | Blog | Chrome for Developers
Introduction A powerful feature that makes JavaScript unique is its ability to work asynchronously via callback functions. Assigning async callbacks let you write event-driven code but it also makes tracking down bugs a hair pulling experience since the JavaScript is not executing in a linear fashion. Luckily, now in Chrome DevTools, you can view the full call stack of asynchronous JavaScript call
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