{macros} is for questions specifically concerning TeX's macro processor. Note that, because TeX uses macros ubiquitously, most questions about code that uses macros are not looking for information about how macros work, and so are not appropriate for this tag.

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3
votes
1answer
16 views

Customizing enumerated lists with tikz prints enumi instead of number

I'm trying to make an enumerate list that has the numbers inside a colored circle. For the circles I'm using the tikz package and the color package. I define a circle in the preamble and then I ...
2
votes
1answer
46 views

Macro that checks for the beginning of a line

How can I add a new command that differentiates between the first word of a line, and any other case? For example, the macro \etc for printing "etcetera" if its the beginning of the line, otherwise, ...
2
votes
2answers
46 views

“Undefined Control Sequence” error despite \newcommand definition!

I have installed texlive full package: I use TeXmaker and this is a code where I want to draw a grid as in tikzpicture. I want to just call the \gridkar function defined below. So I defined it in ...
2
votes
1answer
53 views

custom hatching pattern : arbitrary direction of hatching

For a kind of mathematical illustration, consider the case where several distinguishable hatchings, all black and white, and precise direction has meaning, are required. I give a simple example of a ...
5
votes
1answer
26 views

How to create new accented character in mathmode that works with superscripts and under scripts

I'm trying to write a macro that would yield in math mode the placement of a character (for example, *) above a variable (here, x) with superscripts (^) and underscripts (_) similar to what LaTeX does ...
3
votes
2answers
35 views

Compiler Error when Creating a Macro/Environment

I'm trying to create a new command or environment or something to format what is essentially a section, but it needs to have it's own counter. I would like to not use any of the \section \subsection ...
1
vote
3answers
100 views

Parse csv-list, function with >1 parameters as callback

In my texts I have to deal with lists, whose items need to be formatted seperatly, i.e.: \funktion[3][]{T}--\funktion{S}--\funktion[3][7]{D}--\funktion{T} In \funktion which leads to \emphsubsup the ...
5
votes
1answer
48 views

Problem with underscores in \newcommand

I am currently writing my thesis and I have each chapter as a separate project- I've been told I should join them up but I don't want to for now as I would find it overwhelming. I'd like to be able to ...
2
votes
1answer
76 views

How to load user defined content to be used in a template?

I'm writing a template which uses the report class and customizes the typesetting with several packages. I'm defining some data in a separate user-data.tex file which is loaded just after ...
6
votes
1answer
109 views

Defining a new command works selectively

I have just created a new command that will print text in bold and blue using the following syntax \newcommand{\blue}[1]{\color{LHCblue}{\textbf{#1}}} My full code is ...
4
votes
3answers
64 views

Newline is not working with parbox and usebox

I would like to save data to a savebox (or any other storage element) in iterations. At the end I would like to put each datapoint in a framebox and then in a frambox container with a given width. ...
1
vote
1answer
55 views

“Theres no line here to end” in custom command

I am working on creating a resume in LaTeX and have defined a command that allows me to input my work experience. The only problem is that whenever I try to use an itemized list, as seen below, I get ...
3
votes
3answers
68 views

\input{} as argument for \inputgraphic{}

I got a question very similar to this post (\includegraphics{\input{|shell command}}) which unfortunately hasn't been really answered. The aim is to make a command that invokes a python script to ...
4
votes
2answers
61 views

Add content from an external file to the input tokens for parsing

I have a possibly very long sequence of tokens which is parsed by a macro. I would like to be able to read parts of this sequence from external files, if this is possible. I made up an MWE for this ...
4
votes
2answers
45 views

Using forcsvlist with macros that take more than one argument

I'd like to compact this code sample with \forcsvlist (provided by the etoolbox package). \newcommand\mycmd[2]{ \pagestyle{#2} \csname tit#1\endcsname \cleardoublepage } \def\DOtitlepages{ ...
1
vote
1answer
55 views

Custom citing command. Bibtex key as parameter to \newcommand

I'm new to LaTeX and I want to define an auxiliary command for citing. What I would like to achieve is a \newcommand or similar that takes a BibTeX parameter such as paper and produces the same output ...
15
votes
5answers
1k views

fibonacci numbers

Hi I am trying to do Fibonacci below is the code but I am getting some error \newcount\n \newcount\np \newcount\npp \newcount\m \newcount\f \def\fibonacci#1{{\ifnum #1<3 1\else \np=1\npp=1\m=3 ...
16
votes
4answers
2k views

No space present after ensuremath

When I insert a short maths section in a sentence, it renders fine with a space each side as expected: ...returned $\mathcal{P}$ from... If I define a command to do the same thing, it also renders ...
2
votes
1answer
26 views

How can I apply a custom-defined theorem environment to nested theorems *only*?

In a previous thread, I asked about the possibility of defining a custom theorem environment whose QED symbol would be a boxed version of the theorem's name/number/label. There, I was graciously ...
9
votes
2answers
184 views

How to use \csname, \expandafter, \csuse, \@namedef …?

I have the following package \NeedsTeXFormat{LaTeX2e} \ProvidesPackage{mypkg} \providecommand*\@mycmd{No {\MakeUppercase Mycmd} defined} \newcommand*\Mycmd[1]{\renewcommand*\@mycmd{#1}} ...
1
vote
1answer
55 views

How to check if a macro from <some package> is used in a document?

I was interested in some method to check if any macro from some package is used into a .tex file. So, for example I would like to specify a package (say it's fontawesome) then point to a .tex file ...
0
votes
1answer
152 views

Why does LaTeX macro spells \LaTeX{} (which requires Shift) and not \latex{}? [closed]

Why does LaTeX macro spells \LaTeX{} (which requires 3x presses and 2x releases of Shift) and not \latex{} (which can be typed w/o Shift)? Same about \TeX{} macro of course. The current spelling ...
2
votes
2answers
70 views

Defining New Environments using a Command

I would be able to do something like the following: Instead of having the following, where I repeat the same code many many times: \documentclass{article} \usepackage{enumerate} ...
8
votes
2answers
98 views

Why is the character following this macro-defining macro gobbled up?

I have the following plain Tex code: \def\xx{ABC} \def\temp #1 {\def\tempii{#1}} \temp\xx a b c \tempii\tempii I expect to see the following output: a b c ABCABC But I actually see this: b ...
0
votes
0answers
29 views

Can't make unit vectors with greek letters [duplicate]

I have this command \let\oldhat\hat \renewcommand{\vec}[1]{\boldsymbol{\mathbf{#1}}} for making bold vectors. And have this commands here \newcommand{\uvec}[1]{\hat{\textbf{#1}}} ...
3
votes
1answer
39 views

Add newcommands to a package with arguments

I want to make a package that has a bunch of commands that I define in all of my Problem Sets. I'm running into an issue where the compiler does not recognize commands that I define that have an ...
16
votes
4answers
794 views

How to draw the following box using TikZ?

How to draw the following boxes using TikZ? EDIT (22.09.)
5
votes
1answer
300 views

destructive code by style file

I'm making a certain program, which is calling LaTeX. I'm thinking that this program can include only one style file. My question is "can we write destructive code in style file?". For example, can ...
7
votes
2answers
173 views

Associate counters — stepping (many) counters simultaneously

This is (perhaps) not a real question and there maybe already an answer to my proposition/request. The situation There are packages that provide the number of the last page (i.e. lastpage or the ...
9
votes
2answers
145 views

Macro to add starred version of command

How can one write a meta-macro that adds a starred version to a command? Intended use would be along the lines of \newcommand\foo[1]{foo is #1} \addstarred\foo[2]{foo is #1, bar is #2}
0
votes
2answers
37 views

Redefine \chapter and \chapter* with \cleardoublepage inside .cls-file

\newcommand{\Chapter}[1]{{\let\cleardoublepage\relax\chapter{#1}}} works fine. How can I do the same for the stared (*) version inside a .cls-file? (Could be interesting for others: Is there any ...
5
votes
2answers
82 views

Matrix of values as parameter for a macro

This is my code: \documentclass{article} \usepackage{polyglossia} \usepackage{forloop} \newcommand{\values}[2]{ \ifcase#1% \ifcase#2% value a% \c% value ...
21
votes
3answers
591 views

How to make a command completely empty / invisible / non-existent?

I have a command like \newcommand{\todo}[1]{#1} which I sometimes replace by: \newcommand{\todo}[1]{} In terms of spacing/whitespace, the behavior of the "empty" command is as follows: Test. ...
3
votes
1answer
24 views

macro with optional argument in eforms textField

This is my code: \documentclass{article} \usepackage{polyglossia} \usepackage[useui]{eforms} \newcommand{\myvalue}[1][]{Testvalue #1} \begin{document} ...
5
votes
3answers
172 views

Defining a command with variable number of primes

I want to construct a new command which allows me to write somthing like: \env{3} Which would then expand to: σ''' I.e. a sigma with the specified number of primes. I however have not been able ...
6
votes
2answers
164 views

Space between commandname and argument-braces

Simple question, maybe duplicate but can't find it. I see some people (especially novices) writing something like \textbf {text} %or \frac {1} {2} It looks not good with the spaces between the ...
1
vote
2answers
67 views

Macro indent line even on newline

I'm new to creating my own commands (this is my first) and I can't seem to achieve what I set out to do. My current command looks like this \documentclass{article} \usepackage{xparse} ...
3
votes
3answers
153 views

Automatically Adding Potentially Referenced Macros From Auxillary File

In this question someone asked if there was any way to eliminate user defined macros from a TeX document and replace them with the appropriate primitives. The answer seemed to be that while some ...
6
votes
6answers
253 views

how to make text be copied to another part of a document?

I have a paragraph in one part of the .tex file that I want to be duplicated in another part of the .tex file. I could do ctrl-c, ctrl-v... as easy as that, but then if I modify one place, I will ...
4
votes
2answers
141 views

How can I automatically replace subscripts and highlight GoTo labels?

I have to show a lot of autogenerated code throughout my document. The generated code represents loops with explicit block labels and gotos. The following code applies function f to each element of ...
22
votes
5answers
681 views

Typesetting hashtags with natural syntax

I'm using an online conversation in my document and I've made an environment to use for it. The thing is, there are many #hashtags in each post (that I'd like to color appropriately). To make it ...
3
votes
1answer
60 views

ConTeXt: Macro within macro for URLs

Background Would like to define a base URL that can be reused by other macros. Problem Using the \goto macro requires a fully expanded URL. Minimum Working Example Here's code that illustrates ...
3
votes
2answers
29 views

Page break after each section with title

I'd like to have there be a page break in between each section, just like in this question, but I'd also like there to be no page break prior to the first section (that is, between the title and the ...
7
votes
2answers
94 views

Define a macro changing category code of number sign (namely \makenumbersignletter)

Under Typesetting hashtags with natural syntax Joseph Wrigh ask me to ask a new question: In LaTeX, \makeatletter is short for changing the category code of @. But something like ...
17
votes
1answer
238 views

Why doesn't \makeatletter work inside \newcommand?

After hours of banging my brain against my skull, I narrowed down an issue I'm having to the fact that \makeatletter doesn't work inside \newcommand. Commands that I call after \makeatletter are ...
10
votes
1answer
124 views

Macro parameter delimited by more than one delimiter

TeX user can simply create the macro with a parameter delimited by an arbitrary sequence of tokens. For example \def\macro #1delimiter{...#1...} Is it possible to create a macro with a parameter ...
2
votes
1answer
51 views

Using \newcommand with arguments inside of \newcommand

I'm using the following commands inside my main TeX file right after the ToC. \mainmatter \pagestyle{fancy} \renewcommand{\chaptermark}[1]{\markboth{\chaptername\ \thechapter.\ #1}{}} ...
10
votes
2answers
184 views

Can spaces at the beginning of a line ever cause problems?

To structure my sourcecode, I often use spaces for padding: \newcommand{\st}[1]{% \begin{tabular}{lr} \emph{Student} & \emph{Score}\\ #1 \end{tabular}% } Can this ever cause ...
8
votes
1answer
111 views

Defining a command that scans every arguments' macro “looking for” a token

Knowing that every command declaration with conditionally optional arguments, as \foo{...} expanding into \foo[default]{...} can be defined by \newcommand\foo[1][default]{...} or the safer version of: ...
8
votes
4answers
178 views

Tex capacity exceeded by using renewcommand to add arguments into a list

I was working on a small macro in which I create a \newcommand with two arguments. The second argument is just a name. I want to use this \newcommand more than once and at the end I would like to have ...