Lessons about Django (page 12)

The links, tools and tips our engineers and designers share with each other, one “today I learned” at a time.

lessons shared: 288
people sharing: 29
database started in: 2016

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daveoncode.com · offline
Effective TDD: Tricks to speed up Django tests (up to 10x faster!)
Flávio JuvenalMay 31, 2018
vladmihalcea.com
A beginner’s guide to database locking and the lost update phenomena (examples in Hibernate, but relevant to Django!):
Learn what the lost update problem is and how to overcome this phenomenon using either database isolation levels, lpessimistic or optimistic ocking.
Flávio JuvenalMay 23, 2018
simpleit.rocks
Easy way to generate class diagrams pictures in a Django project from console:
Lais VarejãoMay 22, 2018
medium.com
Modifying request session on tests
Vanessa BarreirosMay 22, 2018
stackoverflow.com
Django transaction.atomic is not a lock!
Flávio JuvenalMay 18, 2018
caktusgroup.com
how to test Django migrations
Testing in a Django project ensures the latest version of a project is as bug-free as possible. But when deploying, you’re dealing with multiple versions of the project through the migrations.
Hugo BessaMay 17, 2018
realpython.com
How to write automated tests in Django [Django]
Amanda SavluchinskeMay 8, 2018
stackoverflow.com
On Django, you should NOT use loaddata management command directly in a data migration. It will use the current model state...
On Django, you should NOT use loaddata management command directly in a data migration. It will use the current model state, not the historical one, therefore your migration will certainly BREAK in the future:
Flávio JuvenalMay 7, 2018
medium.com
How to use custom user models
Amanda SavluchinskeApril 10, 2018
stackoverflow.com
Django Coalesce implementation doesn't consider empty string as a null value, so if one desires to consider it null when co...
Django Coalesce implementation doesn't consider empty string as a null value, so if one desires to consider it null when coalescing fields one should use Conditional Expressions to achieve the desired result
Carlos CoelhoApril 2, 2018
stackoverflow.com
I learned how to implement a form using DetailView through a FormMixin! This is a good material for beginners who are learning how to work with Class Based Views and need to implement a form.
Amanda SavluchinskeApril 1, 2018
docs.djangoproject.com
Be aware when using annotate with values/values_list on Django because order matters #order-of-annotate-and-values-clauses
Carlos CoelhoMarch 31, 2018
amir.rachum.com
about how Django querysets work
Amanda SavluchinskeMarch 27, 2018
tests4geeks.com
This is a good link for people who are starting out with Django and want to learn about Class Based Views
Amanda SavluchinskeMarch 27, 2018
github.com
Easily execute bulk updates on Django
Carlos CoelhoMarch 22, 2018

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Lessons about Django (page 12)

Effective TDD: Tricks to speed up Django tests (up to 10x faster!)

Effective TDD: Tricks to speed up Django tests (up to 10x faster!)

A beginner’s guide to database locking and the lost update phenomena (examples in Hibernate, but relevant to Django!):

A beginner’s guide to database locking and the lost update phenomena (examples in Hibernate, but relevant to Django!):

Easy way to generate class diagrams pictures in a Django project from console:

Easy way to generate class diagrams pictures in a Django project from console:

Modifying request session on tests

Modifying request session on tests

Django transaction.atomic is not a lock!

Django transaction.atomic is not a lock!

how to test Django migrations

how to test Django migrations

How to write automated tests in Django [Django]

How to write automated tests in Django [Django]

On Django, you should NOT use `loaddata` management command directly in a data migration. It will use the current model state...

On Django, you should NOT use `loaddata` management command directly in a data migration. It will use the current model state...

How to use custom user models

How to use custom user models

Django `Coalesce` implementation doesn't consider empty string as a null value, so if one desires to consider it null when co...

Django `Coalesce` implementation doesn't consider empty string as a null value, so if one desires to consider it null when co...

I learned how to implement a form using DetailView through a FormMixin! This is a good material for beginners who are learning how to work with Class Based Views and need to implement a form.

I learned how to implement a form using DetailView through a FormMixin! This is a good material for beginners who are learning how to work with Class Based Views and need to implement a form.

Be aware when using `annotate` with `values`/`values_list` on Django because order matters #order-of-annotate-and-values-clauses

Be aware when using `annotate` with `values`/`values_list` on Django because order matters #order-of-annotate-and-values-clauses

about how Django querysets work

about how Django querysets work

This is a good link for people who are starting out with Django and want to learn about Class Based Views

This is a good link for people who are starting out with Django and want to learn about Class Based Views

Easily execute bulk updates on Django

Easily execute bulk updates on Django

Found it useful?
Let’s put it to work.

Lessons about Django (page 12)

Effective TDD: Tricks to speed up Django tests (up to 10x faster!)

A beginner’s guide to database locking and the lost update phenomena (examples in Hibernate, but relevant to Django!):

Easy way to generate class diagrams pictures in a Django project from console:

Modifying request session on tests

Django transaction.atomic is not a lock!

how to test Django migrations

How to write automated tests in Django [Django]

On Django, you should NOT use loaddata management command directly in a data migration. It will use the current model state...

How to use custom user models

Django Coalesce implementation doesn't consider empty string as a null value, so if one desires to consider it null when co...

I learned how to implement a form using DetailView through a FormMixin! This is a good material for beginners who are learning how to work with Class Based Views and need to implement a form.

Be aware when using annotate with values/values_list on Django because order matters #order-of-annotate-and-values-clauses

about how Django querysets work

This is a good link for people who are starting out with Django and want to learn about Class Based Views

Easily execute bulk updates on Django

Found it useful? Let’s put it to work.

On Django, you should NOT use `loaddata` management command directly in a data migration. It will use the current model state...

Django `Coalesce` implementation doesn't consider empty string as a null value, so if one desires to consider it null when co...

Be aware when using `annotate` with `values`/`values_list` on Django because order matters #order-of-annotate-and-values-clauses

Found it useful?
Let’s put it to work.