Learnings

<p>Async calls, like requests, should be triggered from <code>componentDidMount</code> instead of <code>componentWillMount</code> </p>

<p>On Django, be careful when doing consecutive <code>queryset.update()</code>s. Each one executes a new <code>UPDATE ... WHERE</code> SQL query. There are cases where the second update might not change anything because the first one changed the rows already. Always check the original <code>queryset</code> filters/excludes to see if they are affected by the updates.</p>

<p>Should I use Grid or Flexbox? </p>

<p>Cool example project on how to use and test react-form components </p>

<p>How broken practices become standard </p>

<p>Interesting React playbook </p>

<p>Avoid unsemantic HTML! Linting HTML using CSS: </p>

<p>CSS Grid landed in the latest versions of Firefox and Chrome without a feature flag! </p>

<p>diff versions of a model with django-reversion-compare: </p>

<p>Easy webhooks for Django with django-rest-hooks: </p>

<p>Use drf-url-filters to apply filters on DRF querysets using query params: </p>

<p>You might not need jQuery </p>

<p>"Functional setState is the future of React" #.n75p4uwjk</p>

<p>Safely create links from user inputted text with Bleach library: </p>

<p>django-role-permissions now supports multiple role assignment! </p>

<p>"Open your git repo from the command line "</p>

<p>"Keeping Exceptions Exceptional " a very interesting blog post on how to handle exception tracking and action taking in a large project #.1qie0mu72</p>

<p>HTTPOnly flag on the session cookies helps to prevent XSSs from escalating to session hijack: #std:setting-SESSION_COOKIE_HTTPONLY</p>

<p>Atomic Design, by Brad Frost! </p>

<p>With Python <code>logging</code>, use <code>exc_info=True</code> as an argument to log current exception: </p>

<p>Retry Celery tasks with exponential backoff: </p>

<p>This is an interesting approach to test React/Redux container components </p>

<p>Crash Course on A/B Testing Statistics: </p>

<p>Great essay to fully understand how Git works: </p>