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Štefan Ľupták EskiMag

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EskiMag / gist:800041
Created Jan 28, 2011
Meter to degrees based on Geographical Latitude
View gist:800041
// Calculates the degree value of 1 meter at given geographical latitude
#define EARTH_RADIUS 6371000
- (double)meterToDegreeAtLatitude:(double)aLatitudeInDegrees {
double aLatitudeInRadians = aLatitudeInDegrees * (M_PI / 180);
return (1 / (cos(aLatitudeInRadians) * EARTH_RADIUS)) * (180 / M_PI);
EskiMag / gist:627863
Created Oct 15, 2010
Show git branch name in bash prompt
View gist:627863
function parse_git_branch {
git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/'
function proml {
local WHITE="\[\033[40;1;37m\]"
local LIGHT_GRAY="\[\033[47;1;30m\]"
case $TERM in
View string_extensions.rb
class String
# "Příšerně žluťoučký kůň úpěl ďábelské ódy".strip_diacritics =>
# "Priserne zlutoucky kun upel dabelske ody"
def strip_diacritics
self.mb_chars.normalize(:kd).to_s.gsub(/[^\x00-\x7F]/, '')
# Little hacks to allow using also decimal comma (used in EU) not only decimal point
# "3,75".to_d => 3.75
# "3,75".to_f => 3.75
View bishop.rb
# Bishop -- IRC bot for channel irc://
# Source:
require 'rubygems'
require 'cinch'
require 'open-uri'
require 'nokogiri'
require 'rack/utils'
View multi_db.rb
module UseMultiDB
def use_db(db_name, options={})
establish_connection "#{db_name}_#{RAILS_ENV}"
set_table_name options[:table_name] unless options[:table_name].blank?
self.inheritance_column = '_sti_type_disabled' unless options[:sti]
rescue "ERROR unable to establish connection to database '#{db_name}_#{RAILS_ENV}'"
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