From f666ac3dc9848ac0ad58df0722bf1b57b4296d9c Mon Sep 17 00:00:00 2001
From: Malin Freeborn <malinfreeborn@posteo.net>
Date: Sat, 6 Apr 2024 01:04:43 +0200
Subject: [PATCH] tree to markdown command

---
 basics/tree.md | 13 ++++++++++++-
 data/sqlite.md | 21 +++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 data/sqlite.md

diff --git a/basics/tree.md b/basics/tree.md
index 1aa08d3..910d67f 100644
--- a/basics/tree.md
+++ b/basics/tree.md
@@ -1,6 +1,6 @@
 ---
 title: "tree"
-tags: [ "basics" ]
+tags: [ "basics", "tree", "markdown" ]
 ---
 
 The `tree` utility outputs a full listing of everything in your current directory, and those below.
@@ -23,3 +23,14 @@ README.md
 ```
 
 Each description-line starts with a tab.
+
+## Markdown Conversion
+
+To represent a file structure as a nested series of markdown lists, you can try this horrifying `sed` one-liner:
+
+```bash
+tree -tf --dirsfirst --gitignore --noreport --charset ascii  | \
+    sed -e 's/| \+/  /g' \
+    -e 's/[|`]-\+/ */g' \
+    -e 's:\(* \)\(\(.*/\)\([^/]\+\)\):\1[\4](\2):g'
+```
diff --git a/data/sqlite.md b/data/sqlite.md
new file mode 100644
index 0000000..77d3eb7
--- /dev/null
+++ b/data/sqlite.md
@@ -0,0 +1,21 @@
+---
+title: "sqlite"
+tags: [ "Documentation", "data" ]
+---
+
+Work with a database:
+
+```bash
+sqlite3 "$FILE".sqlite3
+```
+Compress the database:
+
+```sqlite
+pragma vacuum;
+```
+Optimize the database:
+
+```sqlite
+pragma optimize;
+```
+