iangreenleaf

Rails naming conventions

General Ruby conventions

Class names are CamelCase.

Methods and variables are snake_case.

Methods with a ? suffix will return a boolean.

iangreenleaf

function error_message {
    echo -e >&2 \
        "---------------------------------------------------------------------------------------------------------" \
        "\n$1" \
        "\n---------------------------------------------------------------------------------------------------------"
}

function undo_merge {
    error_message "Undoing your merge. Please fix the problem and try again."

iangreenleaf

# Usage: reload-db /path/to/sqldump dbname
function reload-db {
    for f in "$1"/*.sql; do
        printf "%-${COLUMNS}s" "$f">&2;
        cat "$f";
    done \
    | pv -s `du -sb "$1" | awk '{print $1}'` \
    | mysql -uroot "$2";

    if [ $? != 0 ]; then echo 'ERRORS!!!!!!!!!!!!!'; return $?; fi

iangreenleaf

[diff "ruby"]
    wordRegex = (@@?|\\b:|[^:]:)?[[:alnum:]_]+|:\"[^\"]+\"|::|[^[:space:]]
[diff "php"]
    wordRegex = \\${0,2}[[:alnum:]_]+|::|->|[^[:space:]]

iangreenleaf

[core]
    excludesfile = /Users/ian/.gitignore
[color]
    ui = auto
[alias]
    co = checkout
    st = status
    br = branch
    ci = commit
    m = checkout master

iangreenleaf

Stop writing SQL

Refresher

named_scope in 2.x.

named_scope :active, :conditions => { :status => "activo" }

Just scope now.

scope :active, where( :status => "activo" )

iangreenleaf

# Cumulative totals of lines added/deleted
git log --numstat STARTING_HASH..ENDING_HASH -M | grep '^[0-9]\+[[:space:]]\+[0-9]\+[[:space:]]' | awk '{added+=$1} {deleted+=$2} END { print added, deleted }'

iangreenleaf

#!/bin/bash

# Monitors for signals from gnome-screensaver and activates or deactivates
# bitcoin miners accordingly.

# Params to the mining programs are all hardcoded. Change 'em manually. Leave the "&"s.

dbus-monitor --session "type='signal',interface='org.gnome.ScreenSaver',member='ActiveChanged'" | \
while read line; do
  case "$line" in

iangreenleaf

export target=my_dir
git remote add "$target" file:////path/to/original/repo
git fetch "$target"
git co -b "$target" "$target/master"
# Probably breaks on whitespace, sorry dawg.
git filter-branch -f --tree-filter "mkdir -p \"$target\"; git ls-tree \$GIT_COMMIT --name-only | xargs --no-run-if-empty mv -t $target" "$target"
git co master
git merge "$target"
git remote remove "$target"
git br -d "$target"

iangreenleaf

#!/bin/bash

# THE MULTI-PURPOSE NPM TROUBLESHOOTING SCRIPT
# Guaranteed to fix any and every problem with your npm install!**
#
# © ️Ian Young 2016
#
# Usage:
# Simply run the script, passing as arguments the command that is failing.
# Come back in 1-45 minutes to a totally fixed npm install.