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# show how class methods can be wrapped to intercept and manage their return values without code changes in their clients. | |
class MyClass | |
class << self | |
def method_one | |
"result from method one" | |
end | |
def method_two | |
"result from method two" |
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#!/usr/bin/env ruby | |
# specs-for file ... | |
# | |
# Don't you just hate having to find the corresponding spec file for some files | |
# you just updated? And, you're not using Guard (for reasons)? | |
# | |
# pass all the files you touches as arguments into this script, and it will | |
# issue all the corresponding spec files. | |
# | |
# If you have "ag" installed, it will be used to find the files, otherwise, the |
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#!/usr/bin/env ruby | |
require 'awesome_print' | |
class Error < StandardError; end | |
class SpecificError < Error ; end | |
class Tester | |
def self.run | |
raise SpecificError |
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#!/usr/bin/env ruby | |
require 'get_process_mem' | |
def mem_usage(label) | |
Process.fork do | |
m_before = mem_size | |
yield | |
m_after = mem_size | |
$stderr.printf "%30s: delta: %+3d MB total: %5d MB\n", label, (m_after - m_before), m_after |
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# Git helpers | |
alias gadd='git add' | |
alias gci='git commit' | |
alias gco='git checkout' | |
alias gdiff='git diff' | |
alias gpull='git pull' | |
alias gpullhead='git pull origin $(git rev-parse --abbrev-ref HEAD)' | |
alias gphd='gpullhead' | |
alias gpush='git push' |
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#!/usr/bin/env bash | |
# top-committers [NUMBER] | |
count=${1:-200} | |
git log --pretty=format:"%ae %at" | | |
awk 'BEGIN { FS=" "; OFS="," } | |
!seen[$1]++ { first[$1]=$2 } | |
{ last[$1]=$2; count[$1]++ } | |
END { |
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#!/usr/bin/env bash | |
# rails-cred [show|edit|cycle|init|check|list] [env|all] | |
# | |
# Makes showing, editing, checking, and cycling Rails credentials | |
# and their secrets easier | |
# | |
# Copyright 2023 Alan K. Stebbens <aks@stebbens.org> | |
PROG="${0##*/}" | |
DIR="${0%/*}" |
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❯ ./ruby-rescue-ordering-test.rb | |
Next? [eis] e | |
StandardError handler # Encoding is a subclass of StandardError | |
this is an encoding error | |
Next? [eis] i | |
StandardError handler # IOError is also a subclass of StandardError | |
this is an IO error | |
Next? [eis] s | |
ScriptError handler # ScriptError is NOT a subclass of StandardError | |
this is a script error |
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require 'awesome_print' | |
class Foo | |
def test(**kwargs) | |
ap kwargs | |
end | |
def self.tester(label, &block) | |
STDERR.printf "%12s: ", label | |
begin |
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#!/bin/bash | |
# | |
# add ssh keys | |
PROG=${0##*/} | |
KEY_DIR=~/.ssh | |
PUB_SFX='.pub' | |
# on non-MacOS systems, comment this line out |
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