A list of clever debugging tricks. TOC: Advanced Conditional Breakpoints monitor() class Calls Call and Debug a Function Pause Execution...
RubyMine has a collaboration feature called "Code With Me". Using it, you can invite someone into your local editor to...
You can ignore certain commits when using git blame with the --ignore-revs-file option. This is handy to ignore...
The linked article suggests an interesting way to speed up tests of Rails + Postgres apps: PostgreSQL allows the creation of...
Getting an entire test suite green can be a tedious task which involves frequent switches between the CLI that is...
In the Gitlab settings the flag Auto-cancel redundant pipelines is enabled by default. This auto-cancels jobs that have...
In Capistrano 3, your Capfile requires 'capistrano/rails/migrations', which brings two Capistrano tasks: deploy:migrate and deploy:migrating. The former checks...
#pluck is commonly used as a performant way to retain single database values from an ActiveRecord::Relation Book.pluck(:title, :price...
Added: State machine can now use the :prefix-option to avoid name collision if you define multiple state machines on...
Make sure that you use the correct property when editing an HTML attribute. Using innerHTML with unsafe arguments makes your...
tl;dr You can use ordered to ensure that messages are received in a specific order. Example expect(ClassA).to...
In my career, I have consumed hundreds of REST APIs and produced dozens. Since I often see the same mistakes...
Even when you app has no CSS at all, you still inherit a default user agent stylesheet from your browser...
Every modern Rails app should have a Content Security Policy enabled. Very compatible default The following "default" is a minimal...
The old Chrome downloads bar had several advantages over the new subtle downloads dropdown: see all (many, at least) downloads...
All direct child directories of app are automatically added to the eager- and autoload paths. They do NOT create a...
On the Rails console, assigning an object to a variable can lead to this strange error (without stacktrace): irb > recipient...
...and you can get an idea where the problem is coming from. D, [2023-11-06T12:02:29.443083 #74] DEBUG -- : [0.03s] convert /repo/tmp/1699268548-841333865692559-0001-8387/first_generated_preview_image/sample.jpg -auto-orient -resize 1280x720> /tmp/image_processing20231106-74-zks7q9.jpg...
...D, [2023-11-06T12:02:29.644009 #74] DEBUG -- : [0.02s] convert /repo/tmp/1699268548-841333865692559-0001-8387/second_generated_preview_image/sample.jpg -auto-orient -resize 1280x720> /tmp/image_processing20231106-74-17enk2.jpg D, [2023-11-06T12:02:29.831443 #74] DEBUG -- : [0.02s] convert...
I recently stumbled over a problem that my feature tests broke in CI because of a mismatching chromedriver version.
View specs are a powerful tool to test several rendering paths by their cases instead of using a more costing...
We regularly have tasks that need to be performed around a deploy. Be it to notify operations about changed application...
Note Don't use reruns as a mean to work around flaky tests. You should always try to fix those...
Do you remember finding where a method is defined? I recently that Method objects are quite useful within a debugging...
The linked rbenv plugin rbenv-each is very helpful to keep QoL gems up to date that are not part...