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  3. removing blank / empty lines from editor ?

removing blank / empty lines from editor ?

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  • L Lost User

    OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

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    Jeremy Falcon
    wrote on last edited by
    #4

    For JavaScript and Typescript, use eslint to do that. You should be linting your projects anyway. [no-multiple-empty-lines | ESLint Stylistic](https://eslint.style/rules/js/no-multiple-empty-lines) If you install the eslint plugin for VS Code, it'll do that every time you save a file. But, you don't need VS Code to use it.

    Jeremy Falcon

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    • L Lost User

      OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

      M Offline
      M Offline
      Maximilien
      wrote on last edited by
      #5

      notepad++

      CI/CD = Continuous Impediment/Continuous Despair

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      • M Maximilien

        notepad++

        CI/CD = Continuous Impediment/Continuous Despair

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        David ONeil
        wrote on last edited by
        #6

        Specifically, for most files replace '\r\n' with nothing, and select 'Extended' in the options

        Our Forgotten Astronomy | Object Oriented Programming with C++ | Wordle solver

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        • L Lost User

          OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

          pkfoxP Offline
          pkfoxP Offline
          pkfox
          wrote on last edited by
          #7

          Look at sed if you have a Linux box

          In a closed society where everybody's guilty, the only crime is getting caught. In a world of thieves, the only final sin is stupidity. - Hunter S Thompson - RIP

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          • D David ONeil

            Specifically, for most files replace '\r\n' with nothing, and select 'Extended' in the options

            Our Forgotten Astronomy | Object Oriented Programming with C++ | Wordle solver

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            Matt T Heffron
            wrote on last edited by
            #8

            No, that'll collapse everything to a single line! To remove blank lines, in Regular Expression mode replace \r\n(\r\n)+ with \r\n That assumes that the blank lines don't have any whitespace. If they might, then replace \r\n(\s*\r\n)+ with \r\n

            "Fairy tales do not tell children the dragons exist. Children already know that dragons exist. Fairy tales tell children the dragons can be killed." - G.K. Chesterton

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            • stefanmihaimogaS stefanmihaimoga

              Try https://codebeautify.org/remove-empty-lines[^]

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              Lost User
              wrote on last edited by
              #9

              Nice. I copied about 4000 lines of code and copied it back to my .cpp file. I will try to see how my current messy " under construction " file looks now ,,, I would probably do "CodeBeautifier" when my code gets too messy... about hourly... just kidding Thanks

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              • L Lost User

                Nice. I copied about 4000 lines of code and copied it back to my .cpp file. I will try to see how my current messy " under construction " file looks now ,,, I would probably do "CodeBeautifier" when my code gets too messy... about hourly... just kidding Thanks

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                k5054
                wrote on last edited by
                #10

                If you're looking to reformat your code, you might want to take a look at [ClangFormat — Clang 18.0.0git documentation](https://clang.llvm.org/docs/ClangFormat.html) Depending on which IDE you're using, you may find that others have already created plug-ins for it. A quick google around suggests that Visual Studio and QtCreator both have instructions on how to integerate.

                "A little song, a little dance, a little seltzer down your pants" Chuckles the clown

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                • M Matt T Heffron

                  No, that'll collapse everything to a single line! To remove blank lines, in Regular Expression mode replace \r\n(\r\n)+ with \r\n That assumes that the blank lines don't have any whitespace. If they might, then replace \r\n(\s*\r\n)+ with \r\n

                  "Fairy tales do not tell children the dragons exist. Children already know that dragons exist. Fairy tales tell children the dragons can be killed." - G.K. Chesterton

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                  David ONeil
                  wrote on last edited by
                  #11

                  Thanks! I was being brain dead. I have removed blank lines the way you showed before but dyslexia kicked in.

                  Our Forgotten Astronomy | Object Oriented Programming with C++ | Wordle solver

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                  • L Lost User

                    OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

                    P Offline
                    P Offline
                    pmauriks
                    wrote on last edited by
                    #12

                    VIM or NeoVim can do this. [https://stackoverflow.com/questions/706076/vim-delete-blank-lines#706083\](https://stackoverflow.com/questions/706076/vim-delete-blank-lines#706083) When I first started with VI I hated it. The more I learn though, the better it is. It's my editor of choice now, but I confess I don't use it enough to keep all the goodness in my head, and I often need a few moments to get into the VIM headspace when I start.

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                    • D David ONeil

                      Specifically, for most files replace '\r\n' with nothing, and select 'Extended' in the options

                      Our Forgotten Astronomy | Object Oriented Programming with C++ | Wordle solver

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                      Nelviticus
                      wrote on last edited by
                      #13

                      Or 'Edit' -> 'Line Operations' -> 'Remove Empty Lines'

                      Regards Nelviticus

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                      • M Maximilien

                        notepad++

                        CI/CD = Continuous Impediment/Continuous Despair

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                        tbim
                        wrote on last edited by
                        #14

                        Notepad++ -- Edit | Line Operations | Remove Empty Lines

                        Mike

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                        • L Lost User

                          OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

                          B Offline
                          B Offline
                          BernardIE5317
                          wrote on last edited by
                          #15

                          ^\x0a|^\x0d|^[\s]+.$ seems to work . "Buyer Beware"

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                          • L Lost User

                            OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

                            D Offline
                            D Offline
                            dannette
                            wrote on last edited by
                            #16

                            I have a little note for that for VS Code:

                            vscode: ^$\n (to remove empty lines)

                            And I don't believe it was with any particular extension.

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                            • M Matt T Heffron

                              No, that'll collapse everything to a single line! To remove blank lines, in Regular Expression mode replace \r\n(\r\n)+ with \r\n That assumes that the blank lines don't have any whitespace. If they might, then replace \r\n(\s*\r\n)+ with \r\n

                              "Fairy tales do not tell children the dragons exist. Children already know that dragons exist. Fairy tales tell children the dragons can be killed." - G.K. Chesterton

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                              dandy72
                              wrote on last edited by
                              #17

                              That's what I was thinking; you don't need a separate tool to remove blank lines; a regex search and replace ought to do it. My real question (to the OP) is, does he want the editor to keep the blank lines but just not show them, or really remove them altogether?

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                              • L Lost User

                                OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

                                R Offline
                                R Offline
                                RipeTomato
                                wrote on last edited by
                                #18

                                how about Notepad++ Notepad++[^]

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                                • L Lost User

                                  OK. I asked before so this is a repost... (so sue me...) Is there a plain (text) editor which can remove empty lines ? It would be nice to add as "plug in" into my "development tool"... Thanks

                                  R Offline
                                  R Offline
                                  Ralf Quint
                                  wrote on last edited by
                                  #19

                                  Don't know (and IDC) about plugin into any development system, but for years, I am using PsPad as my go-to plain text editor on Windows, and it has a function to remove blanks lines (and many other options)...

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