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.m files saving with comments [duplicate]

So I have posted a few questions on loading packages, because it is so simple, yet always failing for me. I made a new file Streams.m in the directory ~/Library/Mathematica/Applications/, which is in <...
2
votes
0answers
41 views

Why do comments sometimes become Null instead of being removed completely?

Consider the following definition: Piecewise[{{(*comment*)-1, x > 0}, {0, True}}] This is interpreted as intended, with the comment being simply removed, ...
12
votes
1answer
443 views

How do I remove all comments in a Mathematica notebook?

Is there an option to delete every comment enclosed within (* *)s for a whole notebook? Or is it possible to do it with some string processing?
2
votes
1answer
91 views

Syntax highlighting indicates I'm unable to comment properly in Mathematica using (**)

I wanted to "comment" some code so the input inside (* *) is ignored. I tried this but the last term z[3] looks like it is not ...
5
votes
1answer
79 views

Does the position of a comment in a CompoundExpression matter for the result obtained with Out (%)?

I would like to understand what happens when we include a comment at the end of a line that ends with a semicolon. For example, if you execute ...
5
votes
0answers
96 views

Is there any way to align both codes and comments?

a=4; (*length*) b=5; (*width*) s=a*b; (*area*) Is there any way to align the code above left and also align the comments? Now it looks ...
17
votes
1answer
340 views

Add spaces to Mathematica comment delimiters?

Not exactly the world's most pressing problem, but one that has now exceeded my tolerance level. If I comment out a line of input such as f[x_]:=x+1; with Alt-/ (...
2
votes
1answer
198 views

Select all text in input cell to comment out

I am wondering if there is any shortcut to select all text in the input cell to comment out. Normally to comment a line, I type all the line then use mouse to select all text and then press ...
3
votes
1answer
54 views

Include comments in exported XML file

When exporting an XMLObject (using Export/ExportString), is there any way to include a ...
5
votes
4answers
666 views

Automatically use blue color for comments in input cell

Currently, when I type comments into input cell the comment has the same color or style as the function color/style as shown in figure number 1. I would like to automatically use blue color for my ...
0
votes
1answer
590 views

What is Mathematica's comment-to-line-end token? [duplicate]

How can I make a full line of code into a comment by typing a single character inserted at start of the line? In other programming languages I can use characters such as ! , # and language processor ...
1
vote
1answer
616 views

Adding code comments to a module [closed]

What is the best way to comment a long Module? For linear flowing calculations that need not be organised in modules, I usually mix text and math. But how can I do that inside a module, or block, or ...
3
votes
1answer
309 views

Tab in Input cell

Why is it impossible to use tab to indent e.g. an inline comment i.e. (* ... *) in an Input cell? However, I have seen that it is possible, if I use Cell>ConvertTo>TextDisplay. The cell remains ...
7
votes
2answers
142 views

Undo history cleared after removing comments - bug?

If I've written some code followed by a comment, like this: x(*y*) and I remove the comment by first removing the right delimiter and then the left, my undo ...
21
votes
4answers
2k views

Why does a comma insert a line break in a comment?

I like to include capital letters and punctuation in my comments. But when I put a comma into a Mathematica comment of the (* ... *) type, it usually causes the comment line to break, with a new line ...
5
votes
2answers
129 views

Annotation specifier like :Author: and sectioning like ::Section:: in package code

In packages, there is a special way to make basic formatting and annotation within normal comments. Here is another question related to annotation. Package file headers usually contain information ...
2
votes
0answers
71 views

Is there any metadata-holding mechanisms in Mathematica programming similar to Java annotations?

I'm re-implementing some tools previously implemented in Java in Wolfram Language. Is there any metadata-holding mechanisms in Mathematica programming similar to Java annotations?
18
votes
1answer
17k views

What is the comment shortcut?

I went to a Wolfram Technologies workshop a few weeks ago and the presenter showed us a keyboard shortcut that when a block of input is selected, the shortcut puts the block of selected input in ...
7
votes
2answers
321 views

Behaviour of out (%%…%) with comments

Can please someone explain to me the diffrent behavior of this code (6 - 3); (5 - 3); (4 - 3); {%%%, %%, %} Out= {3, 2, 1} and this one ...
1
vote
1answer
133 views

How to programmatically comment out multiple source files?

How to programmatically comment out the entire content of multiple .m source files assuming they start with correct Mathematica syntax? I need it to be robust so ...
4
votes
1answer
175 views

Unexpected result when reading Cell with comment-lines by NotebookRead

Bug introduced in 9.0 and fixed in 9.0.1 When considering this question about re-formatting Cell (also this one), I encountered an issue which confuses me. I'll ...
8
votes
1answer
250 views

Converting to InputForm or StandardForm without deleting comments

Following on from this question: Is it possible to convert an expression to InputForm or StandardForm without losing the comments? For example, ...
3
votes
5answers
645 views

How to write a function to remove comments from a .m source file preserving formatting such as line wrapping reasonably?

How to write a function to remove comments from a .m source file preserving formatting such as line wrapping reasonably? This means if I have ...
64
votes
4answers
75k views

Is there a syntax for single-line comments for notebooks?

I'm aware that I can use (* ... *) to comment out stuff in a notebook. Many languages have a syntax for single-line comments, such as ...