Initial commit
Update main readme.md for introduction to the journal and notes
Add notes on exercise 1 of lpthw
Reword tl;dr and emphasis the file names
Fix grammar mistake, missing an.
Fix wrong date in exercise 01 and add notes on exercise 2
Remove the leftover reference title
Add exercise 3 notes and exercise code
Fix list layout
Remove hash tag
Add notes on ex4 to ex10
Remove hash tag
Remove the <pre> tag which misalign the layout
Add xkcd image on python, just for fun sake
Move the beginning notes to its own folder
Add exercise 11 - 15
Add exercises 16 - 20
Fix missing link
Fix missing word
Add exercise 21. Hooray, finish import half of it, 21 more to go!