scala-functional

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Hi! Please use this list to ask questions about or discuss aspects of functional programming in Scala. Also we encourage readers of the book Functional Programming in Scala to ask questions, discuss exercises, and share answers here.

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1/11/23

functional programming scala first edition

What version of scala should I install ? I am currently using scala 2.13

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functional programming scala first edition

What version of scala should I install ? I am currently using scala 2.13

1/11/23

Gabe Lafontant, … Erik van Oosten3

6/3/20

java.lang.NullPointerException with JDK 11

If you want to run on JDK 11 you will need to make sure you have a reasonably recent scala version

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java.lang.NullPointerException with JDK 11

If you want to run on JDK 11 you will need to make sure you have a reasonably recent scala version

6/3/20

tushar pandit, Steven Parkes2

7/10/19

Scala GRPC call using TLS

Is this what you're looking for? https://github.com/grpc/grpc-java/tree/master/examples/example-

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Scala GRPC call using TLS

Is this what you're looking for? https://github.com/grpc/grpc-java/tree/master/examples/example-

7/10/19

tushar pandit, … Jed Wesley-Smith11

5/16/19

Need help with calling and returning value from anon function in scala

as far as I know, only Perl can do that: https://www.eventbrite.com/e/temporally-quaquaversal-virtual

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Need help with calling and returning value from anon function in scala

as far as I know, only Perl can do that: https://www.eventbrite.com/e/temporally-quaquaversal-virtual

5/16/19

tushar pandit, Jed Wesley-Smith5

5/7/19

Need help with calling and returning value from a function in scala

Ok. Thanks for clarifying On Tuesday, May 7, 2019 at 9:28:20 PM UTC-5, jed.wesleysmith wrote: this is

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Need help with calling and returning value from a function in scala

Ok. Thanks for clarifying On Tuesday, May 7, 2019 at 9:28:20 PM UTC-5, jed.wesleysmith wrote: this is

5/7/19

Deepak Panda, Adam Mackler2

3/17/19

Immediate Requirement - Scala Developer

Bangalore? No thanks, I'm in the USA. On Sun, Mar 17, 2019 at 7:28 PM Deepak Panda <

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Immediate Requirement - Scala Developer

Bangalore? No thanks, I'm in the USA. On Sun, Mar 17, 2019 at 7:28 PM Deepak Panda <

3/17/19

mpalg...@gmail.com, Brian Maso2

10/24/18

Compile error during setting up

That's a java.util.stream.Stream... I assume you are trying to use Scala stream, which definitely

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Compile error during setting up

That's a java.util.stream.Stream... I assume you are trying to use Scala stream, which definitely

10/24/18

9/24/18

Simple solution for State Machine Exercise 6.11

Hello, I would like to propose different solution than the one provided, for this exercise. I use the

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Simple solution for State Machine Exercise 6.11

Hello, I would like to propose different solution than the one provided, for this exercise. I use the

9/24/18

ntto...@gmail.com, … shay shimony3

8/19/18

Exercise 5.16 Solution

Your solution looks correct to me, but it will repeat the recursive call of p0 twice, which could be

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Exercise 5.16 Solution

Your solution looks correct to me, but it will repeat the recursive call of p0 twice, which could be

8/19/18

Dahui, Raymond Tay4

5/30/18

How to understand that "calling get arguably breaks referential transparency"? on page 99?

Glad to hear that. On Wed, May 30, 2018 at 1:01 PM Dahui <dhy...@gmail.com> wrote: Thanks! I

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How to understand that "calling get arguably breaks referential transparency"? on page 99?

Glad to hear that. On Wed, May 30, 2018 at 1:01 PM Dahui <dhy...@gmail.com> wrote: Thanks! I

5/30/18

Glendon Klassen, pagoda_5b4

5/7/18

State Candy Machine

It happens to everyone, I guess ;D On Sunday, May 6, 2018 at 7:30:07 PM UTC+2, Glendon Klassen wrote:

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State Candy Machine

It happens to everyone, I guess ;D On Sunday, May 6, 2018 at 7:30:07 PM UTC+2, Glendon Klassen wrote:

5/7/18

Glendon Klassen, pagoda_5b2

4/23/18

Exercise 4.1ish - Implementing Filter with Map

possibly your implementation will need to make one additional call after pattern matching... but I

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Exercise 4.1ish - Implementing Filter with Map

possibly your implementation will need to make one additional call after pattern matching... but I

4/23/18

des.m...@gmail.com, … Steven Parkes5

4/10/18

lazy val memoization

And, FWIW, one thing we just noticed is that the lazy implementation for this case takes the lock on

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lazy val memoization

And, FWIW, one thing we just noticed is that the lazy implementation for this case takes the lock on

4/10/18

Adam Mackler, Ben Hutchison2

4/10/18

EXERCISE 6.2: generating a random Double from a random Int

On Tue, Apr 10, 2018 at 8:24 AM, Adam Mackler <adamm...@gmail.com> wrote: Maybe I'm

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EXERCISE 6.2: generating a random Double from a random Int

On Tue, Apr 10, 2018 at 8:24 AM, Adam Mackler <adamm...@gmail.com> wrote: Maybe I'm

4/10/18

1/9/18

Fwd: Us congress hearing of maan alsaan Money laundry قضية الكونغجرس لغسيل الأموال للمليادير معن الصانع

US Congressional Hearing of Saudi billionaire" maan Al Sanea " and Money Laundering with

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Fwd: Us congress hearing of maan alsaan Money laundry قضية الكونغجرس لغسيل الأموال للمليادير معن الصانع

US Congressional Hearing of Saudi billionaire" maan Al Sanea " and Money Laundering with

1/9/18

Alex Mesropians

1/5/18

New Year - New Functional Gig..

Hey All, Happy New Year! With a new year comes the opportunity to start your year with a new new

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New Year - New Functional Gig..

Hey All, Happy New Year! With a new year comes the opportunity to start your year with a new new

1/5/18

Saanvi S, … Alexey Romanov3

11/25/17

Function type inheritance in Scala

In Scala, you can write the type eg `(Int, Int) => String`, but it's just a short way to write

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Function type inheritance in Scala

In Scala, you can write the type eg `(Int, Int) => String`, but it's just a short way to write

11/25/17

11/24/17

Akka scheduling system

Any Scala/Akka developers have used the Schedule Task system (cron like?) - how do I view all the

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Akka scheduling system

Any Scala/Akka developers have used the Schedule Task system (cron like?) - how do I view all the

11/24/17

t...@functionalworks.com, Vlad Patryshev2

11/5/17

Leading job board for Functional Programmers

I tried to play your game. Thanks, -Vlad On Tue, Oct 24, 2017 at 7:49 AM, <t...@functionalworks.com

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Leading job board for Functional Programmers

I tried to play your game. Thanks, -Vlad On Tue, Oct 24, 2017 at 7:49 AM, <t...@functionalworks.com

11/5/17

t...@functionalworks.com

10/24/17

Leading Functional Programming job board

Hi everyone, If you're on the search for your new Scala gig, check out Functional Works for some

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Leading Functional Programming job board

Hi everyone, If you're on the search for your new Scala gig, check out Functional Works for some

10/24/17

Philip Schwarz, … Vlad Patryshev3

10/20/17

Kleisli composition as a primitive combinator?

Ivano, You are right; and we have to remind whoever is willing to listen that: Kleisli category is

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Kleisli composition as a primitive combinator?

Ivano, You are right; and we have to remind whoever is willing to listen that: Kleisli category is

10/20/17

7/25/17

Can I post exercise solutions in the form of Jupyter notebooks?

Hello All, I am working through the FP in Scala book solving the exercises in Jupyter notebooks. Can

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Can I post exercise solutions in the form of Jupyter notebooks?

Hello All, I am working through the FP in Scala book solving the exercises in Jupyter notebooks. Can

7/25/17

pn.tru...@gmail.com

7/20/17

Chapter 7 exercise 7.5

Exercise: ``` Hard: Write this function, called sequence . No additional primitives are required. Do

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Chapter 7 exercise 7.5

Exercise: ``` Hard: Write this function, called sequence . No additional primitives are required. Do

7/20/17

teem...@gmail.com, Brian T. Grant7

7/3/17

Easy to way test your solutions?

maanantai 3. heinäkuuta 2017 1.48.27 UTC+3 Brian T. Grant kirjoitti: > Sure thing. Here's the

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Easy to way test your solutions?

maanantai 3. heinäkuuta 2017 1.48.27 UTC+3 Brian T. Grant kirjoitti: > Sure thing. Here's the

7/3/17

Prateem Mandal2

6/23/17

Stream implementation's filter function overflows

Adding the gist On Friday, 23 June 2017 15:25:23 UTC-7, Prateem Mandal wrote: Hi, I am implementing

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Stream implementation's filter function overflows

Adding the gist On Friday, 23 June 2017 15:25:23 UTC-7, Prateem Mandal wrote: Hi, I am implementing

6/23/17

mohamedal...@gmail.com2

6/22/17

chapter 4 exercise 6 (4.6)

On Thursday, June 22, 2017 at 4:50:19 PM UTC-5, mohamed ALLA PITCHAI wrote: > The compiler is fine

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chapter 4 exercise 6 (4.6)

On Thursday, June 22, 2017 at 4:50:19 PM UTC-5, mohamed ALLA PITCHAI wrote: > The compiler is fine

6/22/17

Mani Sarkar, Brian T. Grant2

6/18/17

Approach to reading the book and solving the exercises: FP in Scala

I'm reading the book with a group at work. We're covering a chapter/week with exercises,

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Approach to reading the book and solving the exercises: FP in Scala

I'm reading the book with a group at work. We're covering a chapter/week with exercises,

6/18/17

6/15/17

Fwd: Us congress hearing of maan alsaan Money laundry قضية الكونغجرس لغسيل الأموال للمليادير معن الصانع

YouTube videos of US Congress money laundering hearing of Saudi Billionaire " Maan Al sanea

unread,

Fwd: Us congress hearing of maan alsaan Money laundry قضية الكونغجرس لغسيل الأموال للمليادير معن الصانع

YouTube videos of US Congress money laundering hearing of Saudi Billionaire " Maan Al sanea

6/15/17

shay shimony, Babatunde Ekemode3

4/26/17

EXERCISE 6.7 sequence answer explanation

Hi, I think the two form of solutions appeal to different people. For me the first appeals more, and

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EXERCISE 6.7 sequence answer explanation

Hi, I think the two form of solutions appeal to different people. For me the first appeals more, and

4/26/17

Ravikumar Maddi, … Babatunde Ekemode6

4/26/17

how is function getting parameters?

From the little a can understand from your post. You can't figure out how id and timestamp is

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how is function getting parameters?

From the little a can understand from your post. You can't figure out how id and timestamp is

4/26/17

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