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Questions tagged [string]

A string is a sequence of characters, which can be user data or used internally in Emacs. For example, string to search, replace, save in a register and so on, file name, etc.

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truncate-string-to-width doesn't pad/print the string, as documented

I am referring the documentation for truncate-string-to-width from here. It says, (truncate-string-to-width "\tab\t" 12 4) will output, ab But what i get in my machine (emacs versioned 25.1.50.1)...
4
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0answers
62 views

Paired string delimiters?

Red and Rebol have multiline strings that start with { and end with }. Reading through Elisp docs I don't see any simple way to define this in the syntax table. The string quotes class matches the ...
2
votes
0answers
58 views

Calculate current-column including display properties

I am trying to calculate the width of text within either a buffer or a string after it has been displayed, i.e. after taking into account the width of any display properties, such as embedded images, ...
2
votes
0answers
34 views

Collapse xml-node-children from `xml.el` into a string

An API I have used for years (via an elisp package) recently started inserting formatting tags (particularly for <i></i> italics) into the 'ArticleTitle' field of entries. The assumption ...
2
votes
0answers
336 views

In Emacs Lisp, how to convert roman numerals to an integer?

In Emacs Lisp, how to write an Emacs Lisp function to convert a natural number from roman numerals representation to the equivalent Emacs Lisp integer value? The Emacs Lisp function should be callable ...
1
vote
1answer
41 views

Non-hex digit used for Unicode escape error when setting org-latex-classes

When I try to set org-latex-classes with the following code: (setq org-latex-classes '(("article" " \\documentclass[12pt,a4paper]{article} \usepackage{xeCJK} %\usepackage[heading]{...
1
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0answers
22 views

Cperl font lock regions in here docs

I am having a problem in cperl-mode described in this question. Basically inserting a newline at the start of a line in here doc in cperl-mode is breaking the syntax highlighting. One of the answers ...
0
votes
0answers
326 views

Format strings for org-agenda-prefix-format

I want to customize org-agenda-prefix-format but am unable to find something in the reference explaining the syntax and the format strings I can use. The manual simply states: You can also ...
0
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0answers
45 views

How can I get my target string point/marker without moving the pointer?

Lets say I have the following LaTeX code: \ref{AAA}, \ref{BBB} ... \ref{BBB,CCC,DDD} \begin{the bibliography}{99} \bibitem{AAA} \bibitem{BBB} and I want to write a function that does: (perform-...
0
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0answers
68 views

Get emacs to read unquoted strings in json

I am trying to use emacs-lisp to interact with a MongoDB. Here is an example of a string that mongo returns, that emacs cannot read. The problem is the unquoted ObjectId and ISODate items (if I put ...