Tour
Regular expressions tour
Explore regex dialects through compact issues covering validation, logs, DOI fields, filenames, text cleanup, dates and URL migrations, with verified native results.
Connections
Arrows preserve the direction of the sourced statement. “Discusses” and “teaches” are distinct from documented tool use.
- In collectionLearning tourscollection
Source & relationship details
This item → recordedIn → Learning tours
Guide is listed in the checked public tour directory.
Check the source ↗ · imported
- Source field
sources/research/tours.json.tours[13].url- Statement source version
- sha256:1f2b79b9905f1cc2c297fd0453a587313999541a8a1482f2a969037c01e5830c
- Has topicData processing & queryingtopic
Source & relationship details
This item → taggedWith → Data processing & querying
The public directory classifies this tour as data; the reviewed category mapping links it to this subject.
Check the source ↗ · derived
data
- Source field
sources/research/tours.json.tours[13].categories- Rule
- tour-directory-category-v1
- Statement source version
- sha256:1f2b79b9905f1cc2c297fd0453a587313999541a8a1482f2a969037c01e5830c
- Has topicReproducible workflowstopic
Source & relationship details
This item → taggedWith → Reproducible workflows
The public directory classifies this tour as automation; the reviewed category mapping links it to this subject.
Check the source ↗ · derived
automation
- Source field
sources/research/tours.json.tours[13].categories- Rule
- tour-directory-category-v1
- Statement source version
- sha256:1f2b79b9905f1cc2c297fd0453a587313999541a8a1482f2a969037c01e5830c
- Links togrep tourtour
Source & relationship details
This item → linksTo → grep tour
Published link retains an older /tours/ prefix. Its target is resolved to the canonical URL explicitly listed by the current tour directory; the literal source reference is preserved.
Check the source ↗ · imported
- Source field
sources/research/tours.json.tours[13].links- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Original reference
- https://tours.emaix.org/tours/grep/
- Resolved canonical URL
- https://tours.emaix.org/grep/
- Links tosed tourtour
Source & relationship details
This item → linksTo → sed tour
Published link retains an older /tours/ prefix. Its target is resolved to the canonical URL explicitly listed by the current tour directory; the literal source reference is preserved.
Check the source ↗ · imported
- Source field
sources/research/tours.json.tours[13].links- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Original reference
- https://tours.emaix.org/tours/sed/
- Resolved canonical URL
- https://tours.emaix.org/sed/
- Uses toolGNU Emacstool
Source & relationship details
This item → usesTool → GNU Emacs
Published guide explicitly covers this executable tool use in its description, examples or headings.
Check the source ↗ · editorial
plain BRE, grep -E, Perl, sed and Emacs
- Source field
editorial/research/connections.json.extraTourLinks[9]- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Uses toolgreptool
Source & relationship details
This item → usesTool → grep
Published guide explicitly covers this executable tool use in its description, examples or headings.
Check the source ↗ · editorial
plain BRE, grep -E, Perl, sed and Emacs
- Source field
editorial/research/connections.json.extraTourLinks[10]- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Uses toolsedtool
Source & relationship details
This item → usesTool → sed
Published guide explicitly covers this executable tool use in its description, examples or headings.
Check the source ↗ · editorial
plain BRE, grep -E, Perl, sed and Emacs
- Source field
editorial/research/connections.json.extraTourLinks[11]- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Uses toolPerltool
Source & relationship details
This item → usesTool → Perl
Published guide explicitly covers this executable tool use in its description, examples or headings.
Check the source ↗ · editorial
plain BRE, grep -E, Perl, sed and Emacs
- Source field
editorial/research/connections.json.extraTourLinks[12]- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- ExplainsRegular expressionstopic
Source & relationship details
This item → explains → Regular expressions
Published guide explicitly covers this topic or tool in its description, examples or headings.
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Capture and replacement syntax
- Source field
editorial/research/connections.json.extraTourLinks[13]- Statement source version
- sha256:2f7b08f2d66befb433d7dd04ad2b73ea15462c7be6695ac507d4316fcf370380
- Linked fromgrep tourtour
Source & relationship details
grep tour → linksTo → this item
Published link retains an older /tours/ prefix. Its target is resolved to the canonical URL explicitly listed by the current tour directory; the literal source reference is preserved.
Check the source ↗ · imported
- Source field
sources/research/tours.json.tours[8].links- Statement source version
- sha256:e1d9a2d8ec64999eea9751c1fd1eb214f1a433daae813e36bc2bfc1a16cfc843
- Original reference
- https://tours.emaix.org/tours/regex/
- Resolved canonical URL
- https://tours.emaix.org/regex/
- Linked fromsed tourtour
Source & relationship details
sed tour → linksTo → this item
Published link retains an older /tours/ prefix. Its target is resolved to the canonical URL explicitly listed by the current tour directory; the literal source reference is preserved.
Check the source ↗ · imported
- Source field
sources/research/tours.json.tours[15].links- Statement source version
- sha256:8d7fb39369d2506ddc0773fda3ec526c6dbca2ef792dc96a9e474ea92ebef536
- Original reference
- https://tours.emaix.org/tours/regex/
- Resolved canonical URL
- https://tours.emaix.org/regex/
Content & provenance
This page is backed by content/knowledge/tours/regex.md. Source metadata and imported relationships are kept separate from authored Markdown and additional connections.