Here is a calendar, written in HTML + GitHub-Flavored Markdown. The code is pretty messy, but it's functional.
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
|---|---|---|---|---|---|---|
| 1 C |
2 C |
|||||
| 3 tmux |
4 vim |
5 elixir |
6 elixir |
7 elixir |
8 git |
9 erlang |
| 10 |
11 |
12 |
13 |
14 |
15 |
16 |
| 17 |
18 |
19 |
20 |
21 |
22 |
23 |
| 24 |
25 |
26 |
27 |
28 |
29 |
30 |