Skip to content

Instantly share code, notes, and snippets.

View copiousfreetime's full-sized avatar

Jeremy Hinegardner copiousfreetime

View GitHub Profile
@jimweirich
jimweirich / Rakefile
Last active January 10, 2019 05:12
Bottles of Beer, for Sandi Metz
#!/usr/bin/env ruby
require 'rake/clean'
require 'rake/testtask'
task :default => [:spec, :test]
task :spec do
sh "rspec ."
end
#!/usr/bin/env ruby
#------------------------------------------------------------------------------
# Aggregate Print useful information from /proc/[pid]/smaps
#
# pss - Roughly the amount of memory that is "really" being used by the pid
# swap - Amount of swap this process is currently using
#
# Reference:
# http://www.mjmwired.net/kernel/Documentation/filesystems/proc.txt#361
anonymous
anonymous / tax.rb
Created March 4, 2013 04:26
i wrote this script while doing my taxes because, like all good programmers, i'd rather write a tool than use a bloody spreadsheet program
#! /usr/bin/env ruby
require 'csv'
require 'pp'
require 'readline'
require 'fileutils'
require 'rubygems'
require 'main'
@MrRooni
MrRooni / gist:4988922
Created February 19, 2013 19:16
UITableView and NSFetchedResultsController: Updates Done Right
@interface SomeViewController ()
// Declare some collection properties to hold the various updates we might get from the NSFetchedResultsControllerDelegate
@property (nonatomic, strong) NSMutableIndexSet *deletedSectionIndexes;
@property (nonatomic, strong) NSMutableIndexSet *insertedSectionIndexes;
@property (nonatomic, strong) NSMutableArray *deletedRowIndexPaths;
@property (nonatomic, strong) NSMutableArray *insertedRowIndexPaths;
@property (nonatomic, strong) NSMutableArray *updatedRowIndexPaths;
@end
@raggi
raggi / .gitignore
Last active March 30, 2017 05:50
Example plain text gem indexer
specs.4.8
prerelease_specs.4.8
versions.list
names.list
specs
deps
gems
@wilkie
wilkie / experiment.rb
Created November 19, 2012 23:51
Code to produce a probability distribution of how likely a gender breakdown in conference speakers is, and also to experiment to produce the result
# This program will select at random a set of speakers and look at the gender breakdown given 20% women
total_speakers = 15
percentage_of_women = 0.25
hist, list, results = {}, [], []
(1000 * (1 - percentage_of_women)).floor.times{list << 0}
(1000 * percentage_of_women).floor.times{list << 1}
@unak
unak / history.txt
Last active November 29, 2021 01:40
The History of Ruby
* Only the releases of the stable versions are listed in principle. The releases of the unstable versions especially considered to be important are indicated as "not stable."
* The branches used as the source of each releases are specified, and the branching timing of them are also shown. BTW, before subversionizing of the repository, the term called "trunk" was not used, but this list uses it in order to avoid confusion.
* In order to show a historical backdrop, big conferences (RubyKaigi, RubyConf and Euruko) are also listed. About the venues of such conferences, general English notations are adopted, in my hope.
* ruby_1_8_7 branch was recut from v1_8_7 tag after the 1.8.7 release because of an accident.
* 1.2.1 release was canceled once, and the 2nd release called "repack" was performed. Although there were other examples similar to this, since the re-releases were performed during the same day, it does not write clearly in particular.
* Since 1.0 was released with the date in large quantities, the mi
@robinsmidsrod
robinsmidsrod / _INSTALL.md
Last active May 1, 2025 16:43
Bootstrapping full iPXE native menu with customizable default option with timeout (also includes working Ubuntu 12.04 preseed install)

Add the following chunk to your existing ISC dhcpd.conf file.

if exists user-class and ( option user-class = "iPXE" ) {
    filename "http://boot.smidsrod.lan/boot.ipxe";
}
else {
    filename "undionly.kpxe";
}

(or see https://gist.github.com/4008017 for a more elaborate setup

require 'set'
#
# Use by either
#
# class Foo
# extend DescendantTracker
# end
#
# or
@zumbojo
zumbojo / bijective.rb
Created July 9, 2011 22:09
Simple bijective function (base(n) encode/decode)
# Simple bijective function
# Basically encodes any integer into a base(n) string,
# where n is ALPHABET.length.
# Based on pseudocode from http://stackoverflow.com/questions/742013/how-to-code-a-url-shortener/742047#742047
ALPHABET =
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789".split(//)
# make your own alphabet using:
# (('a'..'z').to_a + ('A'..'Z').to_a + (0..9).to_a).shuffle.join