Tricks

(29)

Categories

+ Architecture + Databases + Developer Experience + Development + Dev Ops + Jokes + Maintenance + Maps + Optimization + Programming + Security + Tips and Tricks

Technologies

+ Apache + Bash + Django 1.11 + Django 1.8 + Django 2.2 + Django 3.2 + Django 4.2 + Django 5.x + Google Maps + Gunicorn + JavaScript + Leaflet.js + MySQL + PostGIS + Python 3 + Regular Expressions + SQLite

About Subqueries and Filter Objects which Related Objects Fall under a Certain Condition

About Empty Mandatory Foreign Keys

About NULLS FIRST and NULLS LAST in QuerySet Ordering

About Fuzzy Full-text Search

About Not Saving Session Data in Database Backups

About Using Regular Expressions in Django Querysets

About Reading a Substring in a Django Queryset

About Annotating Conditions

About Checking if a CharField is Not Empty

About Querying Items Containing a Specific Value in a JSON Field

About Ordering by the Extra Fields of Many-to-many Relations

About Multiple Versions of PostgreSQL