Joilence

import re
import os
from dateutil.parser import parse

path = '' #insert file path to your vault here

### Convert date format in file content

for root, dirs, files in os.walk(path):
    files = [f for f in files if re.match(r'.*\.md', f)] # only keep files end with `.md`

Joilence

Based on this post on stack exchange.

install

# install Pygments
sudo easy_install Pygments # or brew install pygments

# install gihub style syntax
git clone git://github.com/hugomaiavieira/pygments-style-github.git
cd pygments-style-github

Joilence

You can add this to Roam using {{[[roam/js]]}}

Grab the code in youtube-timestamps.js and drop it in a javascript code block:

  ```javascript```

You can have timestamps at the beginning of any nested block. H:MM:SS

You can use the ctrl+shift+y hotkey (currently assumes you have Roam42 installed, let me know if you'd prefer I drop that requirement) to grab the current timestamp of the video you're cursor is nested under and add it to the beginning of your block.

Joilence

\begin{bmatrix}
0.5 & 1 & 0 \\
1 & 0 & 0.5 \\
0 & 0.5 & 0.5 \\
\end{bmatrix}

Joilence

k = b && a / b
// equal to
if (b === 0) {
  k = 0;
} else {
  k = a / b
}

Joilence

d3.csv(path).then((data) => {
  // get columns name
  data.columns
  
  // get columns name except for some columns
  columns = data.columns.filter(d => d !== 'class' && d !== 'id' && d !== '');
  
  // select certain one column as array
  key_data = data.map(d => (d[key]));
  

Joilence

-- Detect if the Safari window exists
tell application "System Events"
	if not (exists (front window of process "Safari")) then
		return
	end if
end tell

-- Assume the frontmost Finder window (or the Desktop)
-- is where we want to store the script.
try

Joilence

set status to do shell script "networksetup -getairportpower en0"
	if status ends with "On" then
		do shell script "networksetup -setairportpower en1 off"
	else
		do shell script "networksetup -setairportpower en1 on"
	end if