Open in app
Sign inGet started
Go to the profile of Adam Coales
Adam Coales in AnyJunk

Data driven system design

Designing a flexible data driven skip delivery/collection system

Read more…
Go to the profile of Dan Hood
Dan Hood in AnyJunk

Composing Maybes in Javascript

Modelled on monadic comprehension in Scala and Haskell

In my previous article Using Maybes with React-Redux I discussed the use of Maybes in javascript. If you’re not familiar with what a Maybe is then I urge you…

Read more…
1 response
Go to the profile of James Phillips
James Phillips in AnyJunk

Sequential Traverse for managing parallel resource usage in Scala

Using free monads to control the execution of asynchronous tasks

How to `traverse’ sequentially

Read more…
4 responses
Go to the profile of Fabrizio Moscon
Fabrizio Moscon in AnyJunk

Demystifying the mobile app dragons

When mobile development is a teach/learn experience for the whole team

Context

A few months ago I was asked to help AnyJunk rewrite their current mobile app for…

Read more…
1 response
Go to the profile of James Phillips
James Phillips in AnyJunk

Typesafe Union-type folding in Scala

Escaping Union type contexts safely

Goal and ideal syntax

In a previous blog post I introduced a way to get unboxed arbitrary arity union types in scala. We can write

Read more…
Go to the profile of James Phillips
James Phillips in AnyJunk

Static Sorting in Slick

How to pass sorting all the way through your Scala/Slick stack

When writing our project, we wanted to pass a static sorting object all the way through our stack from the API (where it was parsed automatically) to Slick…

Read more…
2 responses
Go to the profile of Dan Hood
Dan Hood in AnyJunk

Using Maybes with React-Redux

Moving the handling of undefined to the edges of the stack

Read more…
2 responses
Go to the profile of James Phillips
James Phillips in AnyJunk

FString: String lengths at compile time

Preventing `data-too-wide’ SQL exceptions in Scala

Most strings that you store in a traditional SQL database have a maximum length allowed. This can frequently cause problems, since this maximum length…

Read more…
Go to the profile of Dan Hood
Dan Hood in AnyJunk

A Guide to Separating State and Form with React and Redux

Our structure at AnyJunk

Read more…
1 response
Go to the profile of Daniele Turi
Daniele Turi in AnyJunk

Union Types

by James Phillips

A union type is something which can be realised as one of many (usually two) types. Either is an example in scala — Either can be Left[A] or Right[B]— a value of either type can be used in a place where we ask for an Either[A,B].

Read more…
About
AnyJunk
AnyJunk
AnyJunk Tech Stories
More information
Followers
75
Elsewhere