...an error out of stale_session_check! if it cannot find all classes. The best way to go: Don't do this. Strings and numbers should be enough and if...
I had a very frequent cronjob that in rare cases could be relatively slow. To avoid multiple instances of this...
...MKV container, H.264 codec, "0" constant rate factor and "veryslow" preset results in the best video quality. Peek Note The original peek project has been deprecated. If you are experiencing...
...feature-set to the original peek. If you don't insist on high the best video and you don't need audio recording, you could also use Peek, which is...
Large projects usually have large test suites that can run for a long time. This can be annoying as running...
The maximum version of Internet Explorer you can have depends on your version of Windows. E.g. Windows 7 users can...
If you want to make your Rails application be capable of sending SMTP emails, check out the action mailer configuration...
If you want to have a new log file every day automatically, but avoid using logrotate, the CustomLog directive is...
FactoryBot allows to create traits from Enums since version 6.0.0 The automatic definition of traits for Active Record enum attributes...
A word of caution There should rarely be a reason for you to split up config/routes.rb. If you need to...
tl;dr You can use attribute? as shorthanded version of attribute.present?, except for numeric attributes and associations. Technical Details
...ES5. This means that examples for transpiled results or the "Try CoffeeScript" web console behave differently, and lookup up stuff when working on older projects may be somewhat hard.
Since late 2015, all major browsers (still excluding Firefox) support pointing device media queries. These can be used to distinguish...
This should be fixed in the latest LTS-branches of our mysql2 fork, 0.2.x-lts and 0.3.x-lts...
All browsers + IE9 know the CSS :empty selector. It lets you hide an element when it has no content, i.e...
Rack has a limit for how many form parameters it will parse. This limit is 65536 by default.
Starting with Ruby 2.0 you can define methods with keyword arguments. In 2.1+ required keyword arguments can be defined by...
Fix Ensure your step definition cannot generate invalid selectors and instead prints better error messages. Adding field.should be_present might help, Note This error may be caused when...
Keep in mind Swap is not evil by definition. Some bytes per process beeing put to Swap will not have that much of performance influence. If you want the...
Look here for informations how you can show the MySQL default character set. At first you need the Amazon RDS...
...its internal state. It is usually sufficient to use the then() function. Where promiseState() becomes useful is when writing unit tests for a function that returns a promise.
Promises are the new way™ to express "Do this, and once you're done, do that". In contrast to callbacks...
There is a new card about how to do this with the new AWS Command Line Interface
On application servers, gems are usually bundled into the project directory, at a location shared across deployments. This is usually...
...supports standard Hash.new forms There's also a Concurrent::Cache class that sort of behaves like an unordered Hash, but is much faster. Info If you're using Rails you...