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#!/bin/bash

# Compute means of experiment data CSVs in a directory into a CSV.
# Example: ./generate-mean-csv.sh data/rawdata/vib-3/

# CSV directory
dir=$1

# Write CSV header
echo "Date,User Id,Gender,Age,vibtime,waitingtime,Data Count,Accuracy (%)"

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CSV Command Line Statistics

tree list a tree view of current directory recursively, better than ls.

Check line counts for all data:

    wc -l *.csv

Install Python toolkit csvkit for csv* commands.

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Network conclict

The only frustration installing Arch Linux is network conflict:

• Console: netctl
• GNOME: NetworkManager

Use systemctl to stop disable services.

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Emacs

Basic Key Bindings

• Shortcut starts with C-x.

• Command name starts with M-x.

• Custom shortcut starts with C-c.

• C-x C-c: Exit Emacs.

• C-x C-f: Find file.

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Emacs Lisp

Lisp is List Processor. Lisp is a programmable programming language.

Emacs is built by Emacs Lisp, a dialect of Lisp.

something is a variable. Like a pointer point to something defined.

`something is "something" itself.

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import argparse
import bibtexparser

if __name__ == '__main__' :

    parser = argparse.ArgumentParser(description='Extract bib file to author, year, and title.')
    parser.add_argument('input', help='Input file (.bib)')
    args = parser.parse_args()

    filename = args.input

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Git: Merge remote branch

1. git fetch origin BRANCH
2. git merge origin BRANCH
3. Resolve conflict:
   • Manually. grep -lr '<<<<<<<' .

• Choose one side.git checkout --ours PATH/FILE or git checkout --theirs PATH/FILE

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Inkscape Notes For Users From Illustrator

Shortcuts

• In menu Edit > Preferences > left panel Interface > Keyboard Shortcuts, set Shortcut file to Adobe Illustrator, so you have V to select, A to edit nodes, P for pen tool etc.

• Set Ctrl+D as duplicate.

• Set zoom in and out with =, -.