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@dergachev
dergachev / GIF-Screencast-OSX.md
Last active April 28, 2025 00:02
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

@drewolson
drewolson / reflection.go
Last active November 21, 2024 15:11
Golang Reflection Example
package main
import (
"fmt"
"reflect"
)
type Foo struct {
FirstName string `tag_name:"tag 1"`
LastName string `tag_name:"tag 2"`
@ascv
ascv / calc.py
Last active April 23, 2025 22:14
A simple python calculator to demo recursive descent parsing. Execute the script to use the calculator. It accepts only well formed input. Use parentheses to specify operator precedence.
"""
exp ::= exp + term | exp - term | term
term ::= term * factor | term / factor | factor
factor ::= number | ( exp )
"""
class Calculator():
def __init__(self, tokens):
self._tokens = tokens
self._current = tokens[0]
@r10r
r10r / enable_dnsmasq_on_osx.sh
Last active October 11, 2019 04:27
Installs and configures dnsmasq on osx (for local resolution of development machines e.g virtualbox). Cudos to Alan Ivey http://www.echoditto.com/blog/never-touch-your-local-etchosts-file-os-x-again
# ----------------------
# installing dnsmasq and enable daemon
# ----------------------
brew install dnsmasq
sudo cp -v $(brew --prefix dnsmasq)/homebrew.mxcl.dnsmasq.plist /Library/LaunchDaemons
# ----------------------
# adding resolver for vbox domain
# ----------------------
[ -d /etc/resolver ] || sudo mkdir -v /etc/resolver
sudo bash -c 'echo "nameserver 127.0.0.1" > /etc/resolver/vbox'
@techniq
techniq / audit_mixin.py
Created March 16, 2013 01:05
Useful SQLAlchemy Mixins
from datetime import datetime
from sqlalchemy import Column, Integer, DateTime, ForeignKey
from sqlalchemy.orm import relationship
from sqlalchemy.ext.declarative import declared_attr
from flask_security import current_user
class AuditMixin(object):
created_at = Column(DateTime, default=datetime.now)
updated_at = Column(DateTime, default=datetime.now, onupdate=datetime.now)
@Protonk
Protonk / prng.js
Last active August 31, 2024 17:14
Various PRNGs, implemented in javascript.
// Linear Congruential Generator
// Variant of a Lehman Generator
var lcg = (function() {
// Set to values from http://en.wikipedia.org/wiki/Numerical_Recipes
// m is basically chosen to be large (as it is the max period)
// and for its relationships to a and c
var m = 4294967296,
// a - 1 should be divisible by m's prime factors
a = 1664525,
// c and m should be co-prime
# coding=UTF-8
from __future__ import division
import re
# This is a naive text summarization algorithm
# Created by Shlomi Babluki
# April, 2013
class SummaryTool(object):
@tehprofessor
tehprofessor / watir_phantomjs_user_agent_settings.rb
Created May 1, 2013 18:28
Configuring Watir to use a custom user agent with the PhantomJS driver. The user agent gem has been deprecated, and this functionality is not documented anywhere (obvious).
require 'watir-webdriver'
capabilities = Selenium::WebDriver::Remote::Capabilities.phantomjs("phantomjs.page.settings.userAgent" => "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1468.0 Safari/537.36")
driver = Selenium::WebDriver.for :phantomjs, :desired_capabilities => capabilities
browser = ::Watir::Browser.new driver
# Quick test to make sure it's set
browser.goto 'http://www.useragentstring.com/'
browser.textarea(:id => "uas_textfeld").value
# coding=UTF-8
import nltk
from nltk.corpus import brown
# This is a fast and simple noun phrase extractor (based on NLTK)
# Feel free to use it, just keep a link back to this post
# http://thetokenizer.com/2013/05/09/efficient-way-to-extract-the-main-topics-of-a-sentence/
# Create by Shlomi Babluki
# May, 2013
@homeyjd
homeyjd / .multitailrc
Last active September 20, 2024 09:01
multitail color scheme
#~/.bash_profile
alias mt='multitail -CS php'
#~/.multitailrc
# See documentation
# keetweej.vanheusden.com/svn/multitail/trunk/multitail.conf
#
# Get this file right! If you don't multitail will just crash.
# No warning, no error, just won't start. And it's your fault.