mikelikespie’s gists

mikelikespie / retry_decorator.py

Created April 4, 2010 22:35

	def retries(num_retries, exception_types=Exception, check_func=None, timeout=0.0):
	"""retries a function ``num_retries`` times.

	will catch ``exception_types`` of exceptions. This can be a tuple as well.

	check_func can optionally be provided. It takes the exception as an argument.
	If it returns a value that evaluates to false, the exception will be reraised.

	can be used like:

mikelikespie / gist:358193

Created April 6, 2010 22:19


	class Hash
	alias :old_to_a :to_a
	def safe_to_a
	old_to_a.sort
	end

	def to_a
	safe_to_a
	end

mikelikespie / html.vim

Created April 20, 2010 01:34

	" Vim indent file
	" Language: html
	" Maintainer: what's that? <[email protected]>
	" URL: hah
	" Anon CVS: hah
	" Release Coordinator: Mike Lewis <[email protected]>
	"

	runtime! indent/javascript.vim
	unlet! b:did_indent

mikelikespie / sessionize_postgres.sql

Created June 16, 2010 20:09

This is an example how to use custom aggregates and windowing functions in postgres to stitch sessions using timeouts. sessionize_postgres_output.out is what happens when you run sessionize_postgres.sql.


	drop schema sessionize_test cascade;
	create schema sessionize_test;
	set search_path to sessionize_test;

	create type user_session as (
	start_time timestamptz,
	last_time timestamptz
	);

mikelikespie / cheeseburger.py

Created August 28, 2010 10:25

A DSL for html generation in python (I am a bad person and have been around ruby developers too long). It's just a prototype and the generation can't be controlled too well yet, but it is sweet. I am pretty sure this is violating most of the Zen of pyth

	import sys
	from functools import partial, wraps
	from contextlib import contextmanager
	from cStringIO import StringIO

	###############################
	# Should output the following

	# <html>
	# <head>

mikelikespie / colors.js

Created October 22, 2010 23:01

Quick code to convert sRGB to CIE L*a*b* and back.

	/*
	* To try it:
	* c = $c.sRGB8(23,58,32);
	* c.Lab();
	* c.Lab().sRGB8();
	*/

	var $c = {};
	(
	function () {

mikelikespie / refresh_css.js

Created October 27, 2010 18:31

This refreshes all the css on a page by changing the query string

	/*
	Add a bookmark to this

	javascript:(function(){var c=document.getElementsByTagName("link");for(var d=0;d<c.length;d++){var a=c[d];if(a.rel=='stylesheet'\|\|a.type=="text/css"){var e="css_buster_"+Math.floor(Math.random()*1000000000);var g=a.href.split("?",2);var f;if(g.length>1){var b=g[1].indexOf("&")==-1;if(b){f=e}else{f=g[1]+"&"+e}}else{f=e}a.href=g[0]+"?"+f}}})();
	*/
	(function() {
	var links = document.getElementsByTagName('link');
	for (var i = 0; i < links.length; i++) {
	var l = links[i];
	if (l.rel == 'stylesheet' \|\| l.type == 'text/css') {

mikelikespie / rpmspec.rb

Created December 7, 2010 00:10

Parses out stuff from an RPM Spec file


	class RPMSpec
	attr_reader :spec
	def initialize(spec)
	@tags = Hash.new {\|h,k\| h[k] = []}
	@defines = {}
	@spec = spec
	@sections = Hash.new {\|h,k\| h[k] = []}
	#@rpm_build_dir = rpm_build_dir

mikelikespie / hbase_clone_table.rb

Created December 8, 2010 21:03

clones a table in hbase. Optionally takes an array of strings that are the keys to create the splits on


	def clone_table(old_table_name, new_table_name, split_keys=nil)
	admin = HBaseAdmin.new(HBaseConfiguration.new())
	td = admin.getTableDescriptor(old_table_name.to_java_bytes)
	td.setName(new_table_name.to_java_bytes)
	if split_keys.nil?
	admin.createTable(td)
	else
	new_keys = Java::byte[][split_keys.size].new
	split_keys.each_index {\|i\| new_keys[i] = split_keys[i].to_java_bytes}

mikelikespie / hbase_redistribute_regions.rb

Created December 9, 2010 00:15

Redistributes HBase regions by closing them

	def redistribute_regions(table_name)
	admin = HBaseAdmin.new(HBaseConfiguration.new())
	t = HTable.new(table_name.to_java_string)
	t.getRegionsInfo().each do \|r, addr\|
	puts "closing region #{r.getRegionNameAsString()}"
	admin.closeRegion(r.getRegionNameAsString().to_java_string, [].to_java)
	end
	end

Mike Lewis mikelikespie