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F#

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  • J Jason Hooper

    I haven't used it yet although I've looked into it a bit. I think the point of F# is to appeal to particular programming problems that lend themselves to functional coding instead of typical procedural algorithms. So far the resources I've checked out regarding F# never address the language solely by itself, but attempt to line it up as a tool to use at the right times in order to supplement and ultimately coincide with other languages, such as C#. Haven't yet seen any major reason to spend a weekend learning it, however. It does indeed compile down to the same MSIL.

    Jason

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    Kent K
    wrote on last edited by
    #39

    Yeah, I'd echo that - the first answer I've read that, well, sort of answers the OP's question - or tries to. Yes, from what I've read about it, it seems useful for certain problems where, from many inputs an answer is needed or can be represented easily in code - hence organizing it as a function. (If sensor A is between 0.25 and 0.89 and sensor B is > 8.2 and switch C is on and the power supply is between 11.5 and 12.5 volts and ....etc etc) Or (if. . (... and ... ).. .etc etc.)

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    • H hedgefundit

      JimmyRopes wrote:

      JOAT-MON wrote:

      JimmyRopes wrote:

      Once you loose your pride, the rest is easy

      Is that marriage advice?

      Some other great marriage advice I once heard. "You have two choices in a marriage, be right or be happy."

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      tchris
      wrote on last edited by
      #40

      Been married to the same woman for 27 years. Those two lines are great advice! :-D

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      • K Kevin Marois

        I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

        Everything makes sense in someone's mind

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        Lilith C
        wrote on last edited by
        #41

        I learned to reject it a long time ago when someone on a usenet kept tryin to push F# on everyone but bringing it up at every excuse. Someone shows someone else how to do something in C/C++/C# and this jackass would come up with, "In F# you'd simply have to...." I've always felt that if that was the kind of person who was a propoent of F# then I didn't want to have anything to do with it. Of course I thought rather the same thoughts about C# and .NET up until a couple of years ago.

        I'm not a programmer but I play one at the office

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        • K Kevin Marois

          I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

          Everything makes sense in someone's mind

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          B Offline
          bwallan
          wrote on last edited by
          #42

          Already too many wannabe programming languages available. We don't need another one!

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          • K Kevin Marois

            I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

            Everything makes sense in someone's mind

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            G Offline
            giuchici
            wrote on last edited by
            #43

            F# has a completely different goal than the C# based languages. There are a few articles about it on CP as you may already know so I gues there are individuals using it. It is a diferent animal and just looking at a few code samples I had a few instant headaches. There was a time when it would have been fun to delve into it like I did 10-15 years ago with Lisp and Prolog but hell time is not enough these days. You probably already found this: http://tomasp.net/blog/fsharp-iv-lang.aspx[^] but for the lazy ones I am posting it again. It is interesting ... what can I say, but it is not going to put bread on my table any time soon. Cheers.

            giuchici

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            • H Hans Dietrich

              Albert Holguin wrote:

              that's what you say now, but have you heard about F#!?!?!

              No, but I've heard the String class in G# is eye-popping! :)

              Best wishes, Hans


              [Hans Dietrich Software]

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              giuchici
              wrote on last edited by
              #44

              and the char is jaw dropping

              giuchici

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              • M mjohns07

                F# is a clone of OCaml, integrated into .NET, if you didn't figure that out. OCaml is very popular for introductory courses at top universities. Maybe Microsoft is partly trying to get back into academia. They have really lost a lot of ground in the ivory tower. Only a small percentage of CS students are running Microsoft Windows these days. Not a good sign for Microsoft.

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                Rei Miyasaka
                wrote on last edited by
                #45

                Wtf?? Obviously I know F# is a "clone" of OCaml. In fact OCaml code will compile in F#. And no, F# has been around for almost as long as C# in fact. F# was the testbed for the new features in C# 2 and C# 3 (generics and Linq). Lastly, Microsoft has always been involved in language academia. Much of the work on Haskell comes from people at MS Research. A good majority of the people working at MSR have always been using other OSes too. Man, the crazy things people say.

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                • P Peter Mulholland

                  I got a book on haskell a while back. I've started reading the intro a couple of times but it talks about a whole programming mindset change to move to functional programming, so is F# something you ca pick up over a few days?

                  Pete

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                  giuchici
                  wrote on last edited by
                  #46

                  Doubtful. You need a different mindset.

                  giuchici

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                  • M mjohns07

                    F# is a clone of OCaml, integrated into .NET, if you didn't figure that out. OCaml is very popular for introductory courses at top universities. Maybe Microsoft is partly trying to get back into academia. They have really lost a lot of ground in the ivory tower. Only a small percentage of CS students are running Microsoft Windows these days. Not a good sign for Microsoft.

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                    G Offline
                    giuchici
                    wrote on last edited by
                    #47

                    You're right in a way but it was always the same. The universities always encouraged unix based OSes. That did not stop Microsoft of seeing about their business with the good and the bad.

                    giuchici

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                    • L Lilith C

                      I learned to reject it a long time ago when someone on a usenet kept tryin to push F# on everyone but bringing it up at every excuse. Someone shows someone else how to do something in C/C++/C# and this jackass would come up with, "In F# you'd simply have to...." I've always felt that if that was the kind of person who was a propoent of F# then I didn't want to have anything to do with it. Of course I thought rather the same thoughts about C# and .NET up until a couple of years ago.

                      I'm not a programmer but I play one at the office

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                      Rei Miyasaka
                      wrote on last edited by
                      #48

                      Way to think for yourself.

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                      • H hedgefundit

                        JimmyRopes wrote:

                        JOAT-MON wrote:

                        JimmyRopes wrote:

                        Once you loose your pride, the rest is easy

                        Is that marriage advice?

                        Some other great marriage advice I once heard. "You have two choices in a marriage, be right or be happy."

                        J Offline
                        J Offline
                        JimmyRopes
                        wrote on last edited by
                        #49

                        hedgefundit wrote:

                        "You have two choices in a marriage, be right or be happy."

                        Some really good advice.

                        Simply Elegant Designs JimmyRopes Designs
                        Think inside the box! ProActive Secure Systems
                        I'm on-line therefore I am. JimmyRopes

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                        • K Kevin Marois

                          I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

                          Everything makes sense in someone's mind

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                          H Offline
                          halciber
                          wrote on last edited by
                          #50

                          I haven't used it; but a friend of mine does and likes it a lot...Although I'm not sure what he does with it.

                          Mike Goldweber

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                          • K Kevin Marois

                            I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

                            Everything makes sense in someone's mind

                            K Offline
                            K Offline
                            KP Lee
                            wrote on last edited by
                            #51

                            When I was going through retraining, I looked at the automatically generated F# code when I was working with ASP.NET. Couldn't see the slightest difference from JavaScript. Since I didn't have a book on it, no training oriented with it, and with the complete copy of JS on what I looked at, I lost all interest in it. I've NEVER seen a job posting for a F# developer.

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                            • K Kevin Marois

                              I got my copy of MSDN magazine today. There's an article about F#, and that got me thinking - does anyone here actually use it? I'd be interested in hearing your comments.

                              Everything makes sense in someone's mind

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                              O Offline
                              Oshtri Deka
                              wrote on last edited by
                              #52

                              So far I am successful in avoiding it in wide circle. Perhaps I'm just lazy.

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                              • R realJSOP

                                What does F# give you that either C# or VB.Net doesn't already give you? Since they're all .Net languages, and they all compile to the same level, there are no optimizations that could possibly make learning F# a "good idea". I know there are some Pascal.Net implementations, as well as Cobol, but other than allowing the programmer to use old code with minor changes, there's no reason to use those languages on new projects. Unless F# closely resembles the language used in critical LOB apps, it's merely a curiosity. EDIT ========= Voting this post a 1 isn't going to change my views.

                                ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                -----
                                You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                -----
                                "Why don't you tie a kerosene-soaked rag around your ankles so the ants won't climb up and eat your candy ass." - Dale Earnhardt, 1997

                                modified on Friday, April 8, 2011 4:34 PM

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                                R Offline
                                RichardM1
                                wrote on last edited by
                                #53

                                So you program in IML? after all, C# and VB.NET give you nothing you can't get in IML, right? It is all in how you are able to represent the problem and the solution, it is a different type of abstraction than you get with procedural/OO/declarative languages.

                                Opacity, the new Transparency.

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                                • K Kevin Marois

                                  Thanks. That's good to know, but it didn't answer my question. I'm curious about how popular the language is and is anyone taking it seriously?

                                  Everything makes sense in someone's mind

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                                  V Offline
                                  vikku3305
                                  wrote on last edited by
                                  #54

                                  Every new thing would have some new features with it, so it better to learn this, what did you thing?

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                                  • N Nemanja Trifunovic

                                    John Simmons / outlaw programmer wrote:

                                    Since they're all .Net languages, and they all compile to the same level, there are no optimizations that could possibly make learning F# a "good idea".

                                    It is not about optimizations. Some problems can be solved much easier with a language like F# than C#/VB.NET.

                                    utf8-cpp

                                    R Offline
                                    R Offline
                                    realJSOP
                                    wrote on last edited by
                                    #55

                                    Cite a problem that is "easier" to solve with F# than with C#.

                                    ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                    -----
                                    You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                    -----
                                    "Why don't you tie a kerosene-soaked rag around your ankles so the ants won't climb up and eat your candy ass." - Dale Earnhardt, 1997

                                    R 1 Reply Last reply
                                    0
                                    • R RichardM1

                                      So you program in IML? after all, C# and VB.NET give you nothing you can't get in IML, right? It is all in how you are able to represent the problem and the solution, it is a different type of abstraction than you get with procedural/OO/declarative languages.

                                      Opacity, the new Transparency.

                                      R Offline
                                      R Offline
                                      realJSOP
                                      wrote on last edited by
                                      #56

                                      No single .net language provides anything more or less than any other language when you get down to the IML. The only reason for picking one over the other (assuming you're starting a brand new app with no mandates for language use) is comfort with said language. Fortran had its benefits, Cobol had its benefits, Pascal, C, C++, etc. With .Net, those benefits are pretty much gone because the compiler optimizes the source the same way. That's what I'm trying to say. Unless F# closely resembles another language that you're already comfortable with (like C# and Java/C++, or VB with vb.net), it's just a curiosity.

                                      ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                      -----
                                      You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                      -----
                                      "Why don't you tie a kerosene-soaked rag around your ankles so the ants won't climb up and eat your candy ass." - Dale Earnhardt, 1997

                                      R R 2 Replies Last reply
                                      0
                                      • R realJSOP

                                        Cite a problem that is "easier" to solve with F# than with C#.

                                        ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                        -----
                                        You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                        -----
                                        "Why don't you tie a kerosene-soaked rag around your ankles so the ants won't climb up and eat your candy ass." - Dale Earnhardt, 1997

                                        R Offline
                                        R Offline
                                        Rei Miyasaka
                                        wrote on last edited by
                                        #57

                                        Parsers. Edit: Domain-specific languages, iterative evaluation (there aren't many practical REPL evaluators in C#), implementing mathematical equations as code -- generally, any kind of structured data translation.

                                        modified on Friday, April 8, 2011 6:14 PM

                                        1 Reply Last reply
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                                        • R realJSOP

                                          No single .net language provides anything more or less than any other language when you get down to the IML. The only reason for picking one over the other (assuming you're starting a brand new app with no mandates for language use) is comfort with said language. Fortran had its benefits, Cobol had its benefits, Pascal, C, C++, etc. With .Net, those benefits are pretty much gone because the compiler optimizes the source the same way. That's what I'm trying to say. Unless F# closely resembles another language that you're already comfortable with (like C# and Java/C++, or VB with vb.net), it's just a curiosity.

                                          ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                          -----
                                          You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                          -----
                                          "Why don't you tie a kerosene-soaked rag around your ankles so the ants won't climb up and eat your candy ass." - Dale Earnhardt, 1997

                                          R Offline
                                          R Offline
                                          Rei Miyasaka
                                          wrote on last edited by
                                          #58

                                          Try running a well-written F# program through Reflector and disassemble it to C#. It won't even come close to being readable. You really don't know what you're missing out on if you think imperative languages are comparable to functional languages just because they're both turing complete. It's apples and oranges.

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