Questions tagged [filtering]

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shell blocks chaining with :post-processing calls and using stdin to create “filter” blocks

To increase modularisation of my emacs code blocks I'm attempting to factor out common functionality into separate function blocks. I'm running into difficulties with chaining :post calls, and using :...
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66 views

How to filter a dynamic block column view by tags with a :match selector?

I'm trying to filter an org mode heading by tag in a dynamic block, but the match syntax is not quite working out. Example: #+COLUMNS: %25ITEM %TAGS * Something ...
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36 views

Filter to track end of process output in buffer by default

Taking advice from the manual as per this link: https://www.gnu.org/software/emacs/manual/html_node/elisp/Filter-Functions.html I've created a filter for a process I'm running under emacs. (defun ...
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2answers
124 views

How keep only duplicate lines?

Emacs 26.1. Windows 10 In buffer I has text like this: 3333333 1111111 $PAC_LTC 1337_BTC 1337_LTC 404_BTC 42_BTC 222222 42_LTC 808_ETH 8BIT_BTC ...
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0answers
46 views

org-mode: Duplicate tag groups when filtering agenda

When filtering org-agenda by tags using org-agenda-filter-by-tag, tag groups specified in org-tag-alist show up multiple times. org-agenda-filter-by-tag uses the variable org-tag-alist-for-agenda, ...
2
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1answer
865 views

Error in process filter

I am trying to play with the make-process function and get information from it. I am getting some errors in my process filter that I am having trouble understanding. When I run my ceedling-version ...
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1answer
61 views

isearch-forward, call-interactively, and isearch-filter-predicate

Here are two use cases where I call isearch-forward with some filter predicate. (let ((isearch-filter-predicate (lambda (a b) nil))) (funcall 'isearch-forward)) (let ((isearch-filter-predicate (...
1
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1answer
59 views

ibuffer hide beginning of lines

When I press C-x C-b I get ibuffer (installed as part of prelude I think) I like to press backtick and get the Filename/Process displayed. Another SE answer helped me with that. (ibuffer hide columns)...
1
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1answer
186 views

Spacemacs+magit+helm checkout hide branches

Due to my workflow I have a lot of branches that I don't want to see in the magit helm checkout window. Is there a way to hide some branches here, preferably with a regexp?
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2answers
73 views

How do I filter an alist to just the properties I care about?

To effectively use a service's API, I'm leveraging json-read to turn the JSON response into an understandable data structure: (let ((json-object-type 'alist) (json-array-type 'list) (...
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0answers
139 views

Org-Agenda day agenda filtered by tags OR'ed

A custom Agenda view can be filtered by tags AND'ed, e.g. show entries having both play AND read tags, like this: (setq org-agenda-custom-commands '(("p" "play AND read" agenda "" ((org-agenda-...
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2answers
66 views

Builtin Filter Algorithm

In 25.1 there is (still) no builtin algorithm named filter. Why? What should I use instead? I think I've read somewhere that a standardized filter algorithm should be added to Emacs.
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2answers
252 views

Standard emacs lisp function for “collect-if”

Is there a standard emacs-lisp function replacement for (defun collect-if (PREDICATE LIST) (loop for el in LIST if (funcall PREDICATE el) collect el)) Example toy application: Extract the odd ...