Questions & Help   How to?

About the How to? category (2)
Building a pipeline processing with GenStage (5)
DynamicSupervisor starting child with more than one argument (10)
How to rerun only failed tests? (6)
Creating a Struct with dynamic fields (2)
Edit value of map that is inside a list (11)
Updating a list in place while iterating through it (7)
How to build an Activity Tracker (11)
How can you cleanly require an application variable to be set? (2)
How to stop input inside iex (6)
Access atoms in the list and set values (5)
Insert Fake data in the test db (12)
Added a field to my User module schema, and now old migration doesn't run with missing column error ( 2 ) (21)
Is there a simple way to map/traverse ast in Elixir project files? (4)
Update the Original map (3)
Opinions/perspectives wanted: abstract data API or not? (7)
How to subscribe Phoenix.Presence events from an external OTP server? (3)
Is there a tool to diagnose slow application startup? (3)
Refactor tips for simple function for more idiomatic Elixir (10)
Mocking a reply in a test (15)
How to implement a get_or_insert function for a many to many association (12)
How can I access variable defined in "With" statement from its "else" block? (3)
Feeling lost with umbrellas (3)
Is there a way to check if atom exists other than rescue ArgumentError on binary_to_existing_atom? (19)
Checking multiple similar constraints in a changeset (3)
How to validate dynamic fields in embedded_schema (2)
Looking for a package of like/following like act_as_follower (2)
What is the pattern for the same function implemented in different modules (strategy pattern) (7)
Using Code.eval_string to call other functions in the module (9)
How do I pattern match part of string as bitstrings? (14)