Danny Crasto

@danwald

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backend/cloud engineer | mentor | pythonista

dubai, uaeJoined June 2021

About

I am developer/code-reviewer/debugger/bug-fixer/architect/teacher/builder from dubai, uae

Available for

I'm available for mentoring, consulting.

Danny Crasto's blogs

Danny's blogblog.danwald.me56 posts

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Recently published

blog.danwald.me

The Odyssey Plan: Design Thinking for Your Career

While navigating a job change I came across the Odyssey Plan from Stanford's Life Design Lab. It's a framework from Bill Burnett and Dave Evans (the "Designing Your Life" authors) that applies design thinking to career planning. As engineers, we prot...

Jan 303 min read

blog.danwald.me

Missing initial migration

Using the Flask-Migrate extension you can create database migrations for your application. Flask application’s typically auto-create db tables on start So running flask db upgrade you’ll get: INFO [alembic.env] No changes in schema detected. To cr...

Jan 231 min read

blog.danwald.me

Ors & Ands

I came across Stephen Grupetta’s article that highlights a nuance that I didn’t consider. or and and don't return booleans. They return one of their operands which can be any data type. The Rules or: Returns the first operand when it's truthy Retur...

Jan 201 min read

blog.danwald.me

Inaccurate celery task status

Getting the status of a celery task task_result = AsyncResult(task_id, app=celery_app) works correctly if you have a result backend configured and tasks are defined with @app.task(bind=True). The result would be STARTED; SUCCESS; FAILURE; RETRY; RE...

Jan 92 min read

blog.danwald.me

anti fragile

Tal Ben-Shahar's video talking about anti fragility is definitely worth the watch. Here’s what I learned. Type 1 resilience is elastic. Under stress you bend and can return to your previous state. A non plastic deformation of a spring. Type 2 resilie...

Dec 29, 20251 min read

Danny Crasto

About

Available for

Danny Crasto's blogs

Recently published

The Odyssey Plan: Design Thinking for Your Career

Missing initial migration

Ors & Ands

Inaccurate celery task status

anti fragile

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Danny Crasto

About

Available for

Danny Crasto's blogs

Recently published

The Odyssey Plan: Design Thinking for Your Career

Missing initial migration

Ors & Ands

Inaccurate celery task status

anti fragile