best geocoding api

Keywords: Android/GPS/geocoding API/getlocationfrom () return null I plan to develop a program for address location resolution. The following methods are widely used on the Internet: The getfromlocation () and getfromlocationname () functions are quite popular and informative. For details, see the following link: Geographic and anti-encoding of Android maps: Http://www.eoeandroid.com/thread-63307-1-1.html

Error descriptionTo the enterprise to do the app embedded in the use of GPS address information into the actual address of the function, using the Baidu map of the geocoding function, from the beginning of Wednesday, there have been user feedback, using the location can not obtain address information error, a small range, it is the user's own problems, no care , but in the Thursday, it began to explode in large areas;Solution to find out whether the B

Geocoding API is a service interface provided by Baidu. It is mainly used to provide translation services from address resolution to latitude and longitude coordinates or from latitude and longitude coordinates to addresses, you can send a request to receive returned data in JSON or XML format. Most of the code and solutions provided on the Internet are based on Google map. In fact, their solutions are simi

It is now often necessary to provide some information about location based on the location provided by the user. Sometimes you can directly determine the latitude and longitude of the user, sometimes not necessarily determine the user's latitude and longitude information, the user is through the input of some road name, landmark building or store name location, but our database may not be stored in the user may enter the latitude of these location information, At this point you can use some map-

: parse the JSON string // Parse the root element to obtain an array jsonarray jsonobjs = new jsonobject (STR ). getjsonarray ("Results"); // retrieves the first JSON object in the array (in this example, the array actually contains only one element). jsonobject jsonobj = jsonobjs. getjsonobject (0); // parses the formatted_address value string address = jsonobj. getstring ("formatted_address"); // parse the geometry jsonobject geometry = jsonobj in the json object. getjsonobject ("Geometry"); /

=longitude , QS can become the following three kinds of forms: Location=latitudelocation=longitude Location[0]=latitudelocation[1]=longitude Location[]=latitudelocation[]=longitude are not in line with the Baidu Map API interface requirements.If you want to avoid the trouble of string connection, using the String-format library is also very convenient, but the URL will also knock very long, it is better to use the QueryString lib

Step 1: Construct the URL required by the Geocoder APIURL formatHttps://maps.googleapis.com/maps/api/geocode/output? ParametersThe output option is json/xml, and the parameters option is address/language/sensor.URL exampleHttps://maps.googleapis.com/maps/api/geocode/json? Address = Beijing Tiananmen language = zh_CN sensor = falseStep 2: Send an Http request to the AP