Iain Shelvington

Iain Shelvington has asked 4 questions and find answers to 46 problems.

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Iain Shelvington questions

Postgres sequences without an 'owned by' attribute do not return an id in Django 1.3
Django admin - instance needs to have a primary key value before a many-to-many relationship can be used

Iain Shelvington answers

query to django model to compare daily sale over previous day (compare two row of database model)
Counting capitalized or non-capitalize in dictionary
Django rounding decimal number to n decimal places based on another column
Unpack without using * (asterisk)
django admin site foreign key from dropdown to search_field
Django 3 Dynamic Default Value in Model
How can I to get subclass return types when calling functions defined on the base class?
why ConditionalType resolves to different type than expected?
how to use Django F() expression in `update` for JSONField
Is there something like js hoisting for class definitions in python? [duplicate]