update

_subsections/lesson-03.org

@@ -29,3 +29,27 @@
 + [[https://youtu.be/a6Q8Na575qc?si=0qDOcyT0WX1U4RXB&t=2682][44:42 - vim configuration]]
 
 * notes
+
+** modes
+*** normal mode
+- not editing directly
+- default
+- get to it via ESC
+*** insert mode
+- i
+- pushes text aside
+*** replace mode
+- R (capital 'r')
+- overwrites text
+*** visual mode
+- line visual: Shift+V
+  - goes by line
+- block visual: Ctrl+V
+  - allows you to select vertical and horizontal
+*** command line
+
+** opening vim
+
+- entered via ':'
+
+** buffers vs windows