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Where indentation is present/relevant, monospaced fonts are critical for interpreting a program's logical structure at a glance. And in more than trivial progra
by lutusp 13y ago
Where indentation is present/relevant, monospaced fonts are critical for interpreting a program's logical structure at a glance. And in more than trivial programming, indentation is always present/relevant.
> Should all the programmers agree that they will not tabulate code and indentation interval will be fixed (i.e. one tab or n spaces no matter what, no alignments) ...
In indentation, never use tabs. Always use spaces. Tabs are open to reinterpretation as you change editing environments, spaces aren't. I can't tell you how many times I've heard from novice Python programmers whose programs appeared to be structurally correct but failed to run as expected, after which a more experienced programmer suggested that the embedded tabs be removed and the code reviewed and manually re-indented.
More here: https://www.google.com/search?q=python+tabs https://www.google.com/search?q=python+tabs
- gkya 13y agoI write Python, but it is only among the languages I use and the languages there are. Here is some Python displayed with Raleway font: <http://cadadr.tumblr.com/post/75836598049/here-is-some-python-displayed-with-the-raleway> http://cadadr.tumblr.com/post/75836598049/here-is-some-pytho.... The code is indented with 4 spaces. I cannot see any problems with the left outline of the code (I am not arguing it is good though, I am only arguing that it functions). Also, if each interval of indentation is n spaces, won't the indentation look aligned anyway, as the width of a space character is constant? > In indentation, never use tabs. Always use spaces. Tabs are open to reinterpretation [...] I take this as a good property of tabs, given that spaces aren't used for micro-alignment, that indentation is formed only of tabs. This enables different people with different tastes to easily collaborate: I personally like wide indentation, so I keep my tab width as wide as 8 space characters. But, say, if you were to read my code and liked smaller intervals of indentation, you can set your tab width to, say, two spaces, and view the code as you like it, whereas with hard spaces, this is impossible without actually changing the file.
- lutusp 13y agoFair enough. But try this (or any of its many equivalents) with a proportional font or tabs: #!/usr/bin/env python # -*- coding: utf-8 -*- s = '' for y in range(1,13): for x in range(1,13): s += '%4d' % (x*y) s += '\n' print(s) 1 2 3 4 5 6 7 8 9 10 11 12 2 4 6 8 10 12 14 16 18 20 22 24 3 6 9 12 15 18 21 24 27 30 33 36 4 8 12 16 20 24 28 32 36 40 44 48 5 10 15 20 25 30 35 40 45 50 55 60 6 12 18 24 30 36 42 48 54 60 66 72 7 14 21 28 35 42 49 56 63 70 77 84 8 16 24 32 40 48 56 64 72 80 88 96 9 18 27 36 45 54 63 72 81 90 99 108 10 20 30 40 50 60 70 80 90 100 110 120 11 22 33 44 55 66 77 88 99 110 121 132 12 24 36 48 60 72 84 96 108 120 132 144 Or this: #!/usr/bin/env python # -*- coding: utf-8 -*- from numpy import arange # dimensional parameters for the set yl = -1.2 yh = 1.2 ys = .05 xl = -2.05 xh = 0.55 xs = 0.03 def mandelbrot(c): z = 0 for n in range(10): z = z*z + c if(abs(z) > 2): return '.' return '*' s = '' for y in arange(yl,yh,ys): for x in arange(xl,xh,xs): s += mandelbrot(complex(x,y)) s 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- dllthomas 13y agoMostly agreed but most importantly follow convention in the 1) code base and 2) domain/language you're working in, in that order.