StackOverflow Questions for Tag: derived-instances

Engr.Muhammad Shoaib
Engr.Muhammad Shoaib

Reputation: 61

AVEVA System Platform : OCMC Log Error 80040e14 - Create instance fail to save the object one or more related objects may be in use

Score: 0

Views: 27

Answers: 1

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Ammlan Ghosh
Ammlan Ghosh

Reputation: 375

Can't make a derived instance of Num

Score: 15

Views: 4190

Answers: 1

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liv a
liv a

Reputation: 3340

inherit methods declared in .m file

Score: 1

Views: 402

Answers: 1

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Optimight
Optimight

Reputation: 3061

haskell enum - what to do in case value constructors require value instead of nullary? Requirement scenario is given

Score: 3

Views: 1429

Answers: 2

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kalle konsida
kalle konsida

Reputation: 333

Is it possible to write a generall derived instance for a data type in haskell?

Score: 0

Views: 135

Answers: 1

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Damian Nadales
Damian Nadales

Reputation: 5037

Customizing the fields generated by automatic derivation of ToSchema

Score: 0

Views: 208

Answers: 1

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Abhinav Sarkar
Abhinav Sarkar

Reputation: 23802

How does deriving work in Haskell?

Score: 123

Views: 69531

Answers: 3

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robkuz
robkuz

Reputation: 9924

How to create StandaloneDeriving instances

Score: 1

Views: 358

Answers: 1

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Rajan Prasad
Rajan Prasad

Reputation: 1679

In C++, why does casting to reference of derived type work?

Score: 6

Views: 2965

Answers: 3

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crockeea
crockeea

Reputation: 21811

Using -XGeneralizedNewtypeDeriving with -XMultiParamTypeClasses

Score: 2

Views: 262

Answers: 1

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raichoo
raichoo

Reputation: 2557

Cannot derive Typeable for associated data family

Score: 3

Views: 93

Answers: 1

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chamini2
chamini2

Reputation: 2918

Use parts of constructor for deriving instance in Haskell data

Score: 2

Views: 419

Answers: 3

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user2542249
user2542249

Reputation: 1

Multiple SQL Standard Instances on 4 Processor/32-core Server

Score: 0

Views: 87

Answers: 1

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yatima2975
yatima2975

Reputation: 6610

How can I get GHC to generate instances of Data.Typeable for GADTs with Typeable in the context?

Score: 7

Views: 977

Answers: 1

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Vic Smith
Vic Smith

Reputation: 3497

Is there a way of deriving Binary instances for Vinyl record types using Derive and Template Haskell or otherwise

Score: 7

Views: 477

Answers: 1

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Optimight
Optimight

Reputation: 3061

invisible / hidden field in the constructor

Score: 12

Views: 1528

Answers: 1

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user954886
user954886

Reputation: 55

Handling Specified Member Classes In C#

Score: 2

Views: 116

Answers: 2

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Casebash
Casebash

Reputation: 118812

Deriving arbitrary functions in Haskell

Score: 10

Views: 1408

Answers: 4

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