Lessons we’ve learned on real projects (page 219)

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

lessons shared: 3,447
people sharing: 86
database started in: 2016

instagram.com
You can get a user's public Instagram feed in JSON format using:
Lais VarejãoMay 11, 2017
docs.djangoproject.com
Use django.contrib.syndication.views for generating RSS feeds:
Rebeca SaraiMay 9, 2017
Today I learned
Before using itertools.groupby(data, keyfunc) remember to sort the data with the same keyfunc.
Victor CarriçoMay 8, 2017
Today I learned
In Celery configuration use:
app.autodiscover_tasks(lambda: [n.name for n in apps.get_app_configs()]) instead of: app.autodiscover_tasks(lambda: settings.INSTALLED_APPS) autodiscover_tasks() will not understand if you declare in INSTALLED_APPS some app through django AppConfig. (Ex: INSTALLED_APPS += ['users.apps.UsersConfig', ])
Victor CarriçoMay 3, 2017
rachbelaid.com
Postgres full-text search is Good Enough!
Flávio JuvenalApril 27, 2017
Link offline
eng.paxos.com · offline
Write Fast Apps Using Async Python 3.6 and Redis:
Flávio JuvenalApril 27, 2017
Today I learned
In a admin.ModelAdmin, a field can either be in prepopulated_fields or readonly_fields, but not in both.
Lais VarejãoApril 26, 2017
Today I learned
In admin.ModelAdmin, a field can either be in prepopulated_fields or readonly_fields, but not in both.
Lais VarejãoApril 26, 2017
docs.djangoproject.com
You can pass a queryset to prefetch_related (and select_related): Restaurant.objects.prefetch_related(Prefetch('pizzas__toppings')) #django.db.models.Prefetch
Filipe XimenesApril 26, 2017
Today I learned
For tests use assertCountEqual, using two sequences it tests if the first contains the same elements as second, regardless of their order.
Rebeca SaraiApril 25, 2017
medium.com
One of the best articles I’ve ever read about Software Over-Engineering:
Flávio JuvenalApril 25, 2017
sitepoint.com
Understanding CSS Viewport Units!
Lais VarejãoApril 25, 2017
madebymike.com.au
Could you describe in simple terms what `display: block` actually does?
Explains the box model, cascade, formatting contexts, positioning, stacking and a lot more about how CSS works. A right of passage, I had to write my version.
Felipe FariasApril 25, 2017
nngroup.com
Modal & Nonmodal dialogs checklist:
Modal dialogs interrupt users and demand an action. They are appropriate when user’s attention needs to be directed toward important information.
Flávio JuvenalApril 24, 2017
nngroup.com
Writing Digital Copy for Domain Experts:
These tips for writing content for specialized audiences will help you sound authoritative and credible. Professionals want content that is easy to scan, factual, and verifiable.
Flávio JuvenalApril 24, 2017

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Lessons we’ve learned on real projects (page 219)

You can get a user's public Instagram feed in JSON format using:

You can get a user's public Instagram feed in JSON format using:

Use `django.contrib.syndication.views` for generating RSS feeds:

Use `django.contrib.syndication.views` for generating RSS feeds:

Before using `itertools.groupby(data, keyfunc)` remember to sort the `data` with the same keyfunc.

Before using `itertools.groupby(data, keyfunc)` remember to sort the `data` with the same keyfunc.

In Celery configuration use:

In Celery configuration use:

Postgres full-text search is Good Enough!

Postgres full-text search is Good Enough!

Write Fast Apps Using Async Python 3.6 and Redis:

Write Fast Apps Using Async Python 3.6 and Redis:

In a `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

In a `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

In `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

In `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

You can pass a queryset to prefetch_related (and select_related): `Restaurant.objects.prefetch_related(Prefetch('pizzas__toppings'))` #django.db.models.Prefetch

You can pass a queryset to prefetch_related (and select_related): `Restaurant.objects.prefetch_related(Prefetch('pizzas__toppings'))` #django.db.models.Prefetch

For tests use `assertCountEqual`, using two sequences it tests if the first contains the same elements as second, regardless of their order.

For tests use `assertCountEqual`, using two sequences it tests if the first contains the same elements as second, regardless of their order.

One of the best articles I’ve ever read about Software Over-Engineering:

One of the best articles I’ve ever read about Software Over-Engineering:

Understanding CSS Viewport Units!

Understanding CSS Viewport Units!

Could you describe in simple terms what ``display: block`` actually does?

Could you describe in simple terms what ``display: block`` actually does?

Modal & Nonmodal dialogs checklist:

Modal & Nonmodal dialogs checklist:

Writing Digital Copy for Domain Experts:

Writing Digital Copy for Domain Experts:

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

Lessons we’ve learned on real projects (page 219)

You can get a user's public Instagram feed in JSON format using:

Use django.contrib.syndication.views for generating RSS feeds:

Before using itertools.groupby(data, keyfunc) remember to sort the data with the same keyfunc.

In Celery configuration use:

Postgres full-text search is Good Enough!

Write Fast Apps Using Async Python 3.6 and Redis:

In a admin.ModelAdmin, a field can either be in prepopulated_fields or readonly_fields, but not in both.

In admin.ModelAdmin, a field can either be in prepopulated_fields or readonly_fields, but not in both.

You can pass a queryset to prefetch_related (and select_related): Restaurant.objects.prefetch_related(Prefetch('pizzas__toppings')) #django.db.models.Prefetch

For tests use assertCountEqual, using two sequences it tests if the first contains the same elements as second, regardless of their order.

One of the best articles I’ve ever read about Software Over-Engineering:

Understanding CSS Viewport Units!

Could you describe in simple terms what `display: block` actually does?

Modal & Nonmodal dialogs checklist:

Writing Digital Copy for Domain Experts:

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

Use `django.contrib.syndication.views` for generating RSS feeds:

Before using `itertools.groupby(data, keyfunc)` remember to sort the `data` with the same keyfunc.

In a `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

In `admin.ModelAdmin`, a field can either be in `prepopulated_fields` or `readonly_fields`, but not in both.

You can pass a queryset to prefetch_related (and select_related): `Restaurant.objects.prefetch_related(Prefetch('pizzas__toppings'))` #django.db.models.Prefetch

For tests use `assertCountEqual`, using two sequences it tests if the first contains the same elements as second, regardless of their order.

Could you describe in simple terms what ``display: block`` actually does?

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