php Programming Glossary: lon

http://stackoverflow.com/questions/1019997/convert-lat-longs-to-x-y-co-ordinates

be MAP_WIDTH 1000 MAP_HEIGHT 446 function convert lat lon var y 1 lat 90 MAP_HEIGHT 180 var x lon 180 MAP_WIDTH 360 return.. convert lat lon var y 1 lat 90 MAP_HEIGHT 180 var x lon 180 MAP_WIDTH 360 return x x y y This will return the number..

Passing a JavaScript Value to a PHP Variable (With Limitation)

http://stackoverflow.com/questions/11029298/passing-a-javascript-value-to-a-php-variable-with-limitation

' pre ' . print_r appData .' pre ' prints Array lat 123 lon 456 when fer.php reloads params array 'lat' '123' 'lon' '456'.. 123 lon 456 when fer.php reloads params array 'lat' '123' 'lon' '456' encodedParams urlencode json_encode params tabUrl 'http..

Finding Zip Codes in a Specific Radius

http://stackoverflow.com/questions/1246271/finding-zip-codes-in-a-specific-radius

experience. The database is a list of zip codes and longitudes and latitudes of each zip code. The script uses a method.. and returns the zip codes in that radius based on their lon lat. Thank you Edit From using the distance function that the.. research it turns out that the database has duplicate lat lon values. Please be aware of this when using Zip Locator. Although..

Optimising a haversine formula SQL call in PHP

http://stackoverflow.com/questions/2226489/optimising-a-haversine-formula-sql-call-in-php

. lat . ' cos radians geoname.latitude cos radians geoname.longitude radians ' . lon . ' sin radians ' . lat . ' sin radians.. geoname.latitude cos radians geoname.longitude radians ' . lon . ' sin radians ' . lat . ' sin radians geoname.latitude AS..

Geo-Search (Distance) in PHP/MySQL (Performance)

http://stackoverflow.com/questions/5236921/geo-search-distance-in-php-mysql-performance

a MySQL table MyISAM containing about 200k entries of lat long pairs that I select from based on the pairs distance great.. the pairs distance great circle formula from another lat long pair. e.g. all entries that are within a 10km radius around.. a certain region Is there maybe a specialized stand alone product or mysql extension that already does what I'm looking..

Determine timezone from latitude/longitude without using web services like Geonames.org

http://stackoverflow.com/questions/5584602/determine-timezone-from-latitude-longitude-without-using-web-services-like-geona

timezone from latitude longitude without using web services like Geonames.org is there.. any possibility to determine the timezone of point lat lon without using webservices Geonames.org is not stable enough.. of cities from geonames.org convert it to a compact lat lon timezone list use an R Tree implementation to efficiently lookup..

MySQL Great Circle Distance (Haversine formula)

http://stackoverflow.com/questions/574691/mysql-great-circle-distance-haversine-formula

row mysql_fetch_array result origin_lat row 'lat' origin_lon row 'lon' get the range lat_range distance 69.172 lon_range.. result origin_lat row 'lat' origin_lon row 'lon' get the range lat_range distance 69.172 lon_range abs distance.. row 'lon' get the range lat_range distance 69.172 lon_range abs distance cos details 0 69.172 min_lat number_format..

How to split an array based on a certain value?

http://stackoverflow.com/questions/9354684/how-to-split-an-array-based-on-a-certain-value

10 . Array 0 Array event 00 time 1329293878 lat 66.66666 lon 11.11111 1 Array event 01 time 1329293878 lat 66.66666 lon 11.11111.. lon 11.11111 1 Array event 01 time 1329293878 lat 66.66666 lon 11.11111 2 Array event 01 time 1329293878 lat 66.66666 lon 11.11111.. lon 11.11111 2 Array event 01 time 1329293878 lat 66.66666 lon 11.11111 3 Array event 01 time 1329293878 lat 66.66666 lon 11.11111..