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  3. Visual Basic needs more credit

Visual Basic needs more credit

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  • L Lost User

    Are you still opposed to using (the namespace one, not the disposing one or the alias one) as well?

    P Offline
    P Offline
    PIEBALDconsult
    wrote on last edited by
    #70

    Yes. And I really don't like that Extension Methods require the using directive. Very powerful are aliases though. Recently I used an alias to resolve a namespace conflict, rather than have globall:: scattered throughout some code:

    namespace PIEBALD.Data.MySql
    {
    using MySqlClient=global::MySql.Data.MySqlClient ;

    public sealed class DatabaseInfo : PIEBALD.Data.DatabaseInfo<MySqlClient.MySqlDbType>

    You'll never get very far if all you do is follow instructions.

    C 1 Reply Last reply
    0
    • D Duncan Edwards Jones

      Inline XML? Does C# have that yet?

      K Offline
      K Offline
      Kenneth Haugland
      wrote on last edited by
      #71

      Don't know...

      1 Reply Last reply
      0
      • C Colborne_Greg

        When dealing with a database, sometimes there are bad records. I meant for these try catches to be this way, as I don't care at this point why there would be problems in the data, all other errors are handled.

        J Offline
        J Offline
        Jorgen Andersson
        wrote on last edited by
        #72

        Then catch the DB errors and rethrow the rest.

        Wrong is evil and must be defeated. - Jeff Ello[^]

        C 1 Reply Last reply
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        • C Colborne_Greg

          That code would fail as the scopes would be confused

          Richard DeemingR Offline
          Richard DeemingR Offline
          Richard Deeming
          wrote on last edited by
          #73

          No it wouldn't.


          "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

          "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

          C 1 Reply Last reply
          0
          • C Colborne_Greg

            this message is spam

            Richard DeemingR Offline
            Richard DeemingR Offline
            Richard Deeming
            wrote on last edited by
            #74

            Colborne_Greg wrote:

            this message is spam

            OK, at least you're being honest about it. As requested, I've reported your message as spam. Happy now? ;P


            "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

            "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

            C 1 Reply Last reply
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            • Richard DeemingR Richard Deeming

              Colborne_Greg wrote:

              this message is spam

              OK, at least you're being honest about it. As requested, I've reported your message as spam. Happy now? ;P


              "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

              C Offline
              C Offline
              Colborne_Greg
              wrote on last edited by
              #75

              Advertising your other post is spam

              Richard DeemingR R 2 Replies Last reply
              0
              • J Jorgen Andersson

                Then catch the DB errors and rethrow the rest.

                Wrong is evil and must be defeated. - Jeff Ello[^]

                C Offline
                C Offline
                Colborne_Greg
                wrote on last edited by
                #76

                I'm not using SQL

                1 Reply Last reply
                0
                • S Simon_Whale

                  No as you would of written it like this VB.NET Version

                  New image With
                  {
                  .height = height
                  }

                  C# Version, in the C# version the With Keyword is ommited

                  new image { height = this.height }

                  Every day, thousands of innocent plants are killed by vegetarians. Help end the violence EAT BACON

                  C Offline
                  C Offline
                  Colborne_Greg
                  wrote on last edited by
                  #77

                  So now instead of with I need this. And I would have to write this over and over and over

                  P 1 Reply Last reply
                  0
                  • Richard DeemingR Richard Deeming

                    No it wouldn't.


                    "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                    C Offline
                    C Offline
                    Colborne_Greg
                    wrote on last edited by
                    #78

                    VB New image with {.height = height} C# New image {height = height} second one fails

                    Richard DeemingR 1 Reply Last reply
                    0
                    • C Colborne_Greg

                      I think that Visual Basic should be shown off for its beauty and elegance. Here is a sample of what it can do - that no other language can do:

                      Private Sub AlbumListPopulate()
                      Try
                      AlbumsList.ItemsSource = New List(Of Image)

                          For Each AlbumName In Pictures.Albums
                              Try
                                  AlbumsList.ItemsSource.Add \_
                                      (
                                          New Image With
                                          {
                                              .Height = 150,
                                              .Width = 150,
                                              .Source = RotateStream \_
                                              (
                                                  Pictures.Album(AlbumName).Picture,
                                                  Pictures.Album(AlbumName).Angle
                                              )
                                          }
                                      )
                              Catch
                              End Try
                          Next
                      Catch
                      End Try
                      

                      End Sub

                      G Offline
                      G Offline
                      gardnerp
                      wrote on last edited by
                      #79

                      It's just not that elegant to have two separate try/catch blocks that completely hide the error and never handle it. And everything you have there can be done in C# as well.

                      C 1 Reply Last reply
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                      • M mikepwilson

                        "with" isn't particularly unique or interesting. There's a lot of functionality in a few lines. But you can stack up languages like cordwood that have lambdas, currying and/or templating features that would reduce the footprint of that code far more. It's awesome to be excited about a language. Lord knows I've spent most of the last 40 years that way. But do yourself a favor, take this post and put it in a calendar item marked 5 years from now and come back and look at it then. Visual Basic has come a long way since the VB3 days. But it's a very very long way away from winning awards for elegance.

                        C Offline
                        C Offline
                        Colborne_Greg
                        wrote on last edited by
                        #80

                        The unique part about the with; is that it is simple - easy to learn, little if no problems to overcome just by using the structure.

                        1 Reply Last reply
                        0
                        • G gardnerp

                          It's just not that elegant to have two separate try/catch blocks that completely hide the error and never handle it. And everything you have there can be done in C# as well.

                          C Offline
                          C Offline
                          Colborne_Greg
                          wrote on last edited by
                          #81

                          the try catches were not suppose to be illustrated as a bonus, and a laziness on my part, but intentional with how my code works

                          1 Reply Last reply
                          0
                          • C Colborne_Greg

                            Advertising your other post is spam

                            Richard DeemingR Offline
                            Richard DeemingR Offline
                            Richard Deeming
                            wrote on last edited by
                            #82

                            No, posting links to unrelated sites or commercial products is spam. Telling a user that you've already replied to their comments in another post on the same site is not. Falsely accusing other members of posting spam, however, would count as abuse. :suss:


                            "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                            "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

                            C 1 Reply Last reply
                            0
                            • Richard DeemingR Richard Deeming

                              No, posting links to unrelated sites or commercial products is spam. Telling a user that you've already replied to their comments in another post on the same site is not. Falsely accusing other members of posting spam, however, would count as abuse. :suss:


                              "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                              C Offline
                              C Offline
                              Colborne_Greg
                              wrote on last edited by
                              #83

                              In my defense I got this exact post 3 times without validating you only posted it once

                              1 Reply Last reply
                              0
                              • C Colborne_Greg

                                VB New image with {.height = height} C# New image {height = height} second one fails

                                Richard DeemingR Offline
                                Richard DeemingR Offline
                                Richard Deeming
                                wrote on last edited by
                                #84

                                Colborne_Greg wrote:

                                second one fails

                                No, it doesn't. https://dotnetfiddle.net/J0N7Mm[^]

                                using System;

                                public class Program
                                {
                                public static void Main()
                                {
                                int height = 100;
                                var image = new Image { height = height };
                                Console.WriteLine("The image's height is {0}.", image.height);
                                }
                                }

                                public class Image
                                {
                                public int height { get; set; }
                                }

                                Output: The image's height is 100.


                                "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                                "These people looked deep within my soul and assigned me a number based on the order in which I joined" - Homer

                                C 2 Replies Last reply
                                0
                                • Richard DeemingR Richard Deeming

                                  Colborne_Greg wrote:

                                  second one fails

                                  No, it doesn't. https://dotnetfiddle.net/J0N7Mm[^]

                                  using System;

                                  public class Program
                                  {
                                  public static void Main()
                                  {
                                  int height = 100;
                                  var image = new Image { height = height };
                                  Console.WriteLine("The image's height is {0}.", image.height);
                                  }
                                  }

                                  public class Image
                                  {
                                  public int height { get; set; }
                                  }

                                  Output: The image's height is 100.


                                  "These people looked deep within my soul and assigned me a number based on the order in which I joined." - Homer

                                  C Offline
                                  C Offline
                                  Colborne_Greg
                                  wrote on last edited by
                                  #85

                                  damn

                                  A 1 Reply Last reply
                                  0
                                  • C Colborne_Greg

                                    What problem? People with less skill are more focused on getting the job done, then writing cool useless code.

                                    OriginalGriffO Offline
                                    OriginalGriffO Offline
                                    OriginalGriff
                                    wrote on last edited by
                                    #86

                                    The problem is that "people with less skill" assume that a "ooh shiny" language feature is cool at all. With is a PITA - it doesn't improve readability, it obfuscates it slightly and just makes it slightly shorter to type.

                                    Those who fail to learn history are doomed to repeat it. --- George Santayana (December 16, 1863 – September 26, 1952) Those who fail to clear history are doomed to explain it. --- OriginalGriff (February 24, 1959 – ∞)

                                    "I have no idea what I did, but I'm taking full credit for it." - ThisOldTony
                                    "Common sense is so rare these days, it should be classified as a super power" - Random T-shirt

                                    C 1 Reply Last reply
                                    0
                                    • P PIEBALDconsult

                                      That's what makes C# better than VB. :-D Try writing an event that returns a value in VB. :cool:

                                      You'll never get very far if all you do is follow instructions.

                                      J Offline
                                      J Offline
                                      Jorgen Andersson
                                      wrote on last edited by
                                      #87

                                      What's the problem?

                                      Wrong is evil and must be defeated. - Jeff Ello[^]

                                      1 Reply Last reply
                                      0
                                      • P PIEBALDconsult

                                        What about that can't be done in C#? :confused:

                                        You'll never get very far if all you do is follow instructions.

                                        L Offline
                                        L Offline
                                        Lost User
                                        wrote on last edited by
                                        #88
                                               Catch
                                                End Try
                                            Next
                                        Catch
                                        End Try
                                        

                                        End Sub

                                        A rat's tail of different closing elements instead of some simple closing brackets.

                                        The language is JavaScript. that of Mordor, which I will not utter here
                                        I hold an A-7 computer expert classification, Commodore. I'm well acquainted with Dr. Daystrom's theories and discoveries. The basic design of all our ship's computers are JavaScript.

                                        C F 2 Replies Last reply
                                        0
                                        • C Colborne_Greg

                                          I think that Visual Basic should be shown off for its beauty and elegance. Here is a sample of what it can do - that no other language can do:

                                          Private Sub AlbumListPopulate()
                                          Try
                                          AlbumsList.ItemsSource = New List(Of Image)

                                              For Each AlbumName In Pictures.Albums
                                                  Try
                                                      AlbumsList.ItemsSource.Add \_
                                                          (
                                                              New Image With
                                                              {
                                                                  .Height = 150,
                                                                  .Width = 150,
                                                                  .Source = RotateStream \_
                                                                  (
                                                                      Pictures.Album(AlbumName).Picture,
                                                                      Pictures.Album(AlbumName).Angle
                                                                  )
                                                              }
                                                          )
                                                  Catch
                                                  End Try
                                              Next
                                          Catch
                                          End Try
                                          

                                          End Sub

                                          P Offline
                                          P Offline
                                          PIEBALDconsult
                                          wrote on last edited by
                                          #89

                                          Actually it just got a lot more credit... Swift is Apple's version of VB. :-D

                                          You'll never get very far if all you do is follow instructions.

                                          C 1 Reply Last reply
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