This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.
To capture the video (filesize: 19MB), using the free "QuickTime Player" application:
nb: | |
errors: | |
messages: | |
not_found: "ikke funnet" | |
already_confirmed: "har allerede blitt bekreftet. Prøv å logg inn." | |
not_locked: "var ikke låst" | |
not_saved: | |
one: "Én feil gjorde at %{resource} ikke kunne lagres:" | |
other: "%{count} feil gjorde at %{resource} ikke kunne lagres:" | |
// http://paulirish.com/2011/requestanimationframe-for-smart-animating/ | |
// http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating | |
// requestAnimationFrame polyfill by Erik Möller. fixes from Paul Irish and Tino Zijdel | |
// MIT license | |
(function() { | |
var lastTime = 0; | |
var vendors = ['ms', 'moz', 'webkit', 'o']; |
Latency Comparison Numbers (~2012) | |
---------------------------------- | |
L1 cache reference 0.5 ns | |
Branch mispredict 5 ns | |
L2 cache reference 7 ns 14x L1 cache | |
Mutex lock/unlock 25 ns | |
Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
Compress 1K bytes with Zippy 3,000 ns 3 us | |
Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
# Usage: redis-cli publish message hello | |
require 'sinatra' | |
require 'redis' | |
conns = [] | |
get '/' do | |
erb :index | |
end |
-- show running queries (pre 9.2) | |
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query | |
FROM pg_stat_activity | |
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%' | |
ORDER BY query_start desc; | |
-- show running queries (9.2) | |
SELECT pid, age(clock_timestamp(), query_start), usename, query | |
FROM pg_stat_activity | |
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%' |
SERVER = 'imap.gmail.com' | |
USERNAME = 'XXX' | |
PW = 'XXX' | |
require 'net/imap' | |
require 'net/smtp' | |
require 'tmail' | |
require 'maruku' | |
def to_markdown(text) | |
Maruku.new(text).to_html |
DEBUG=True | |
LOG_FILE_SIZE=1024*1000 | |
LOGGING = { | |
'version' : 1, | |
'disable_existing_loggers':True, | |
'formatters' : { | |
'simple' : { | |
'format' : '%(levelname)s %(name)s %(message)s' | |
}, |
function countCSSRules() { | |
var results = '', | |
log = ''; | |
if (!document.styleSheets) { | |
return; | |
} | |
for (var i = 0; i < document.styleSheets.length; i++) { | |
countSheet(document.styleSheets[i]); | |
} | |
function countSheet(sheet) { |
# Encoding: utf-8 | |
# | |
# idle.rb | |
# | |
# goal: | |
# Ruby script to test how to fetch IMAP mails with IDLE mode. | |
# IMAP IDLE allow a sort of "push" / "real-time" delivery. | |
# | |
# I used the script to test LATENCY (end-to-end delivery times) |