Top "Mapping" questions

Corresponding every element of a given set to a unique element of another set or it may refer to a process of creating data element mappings between two distinct data models (objects)

How can I quickly estimate the distance between two (latitude, longitude) points?

I want to be able to get a estimate of the distance between two (latitude, longitude) points. I want to …

python math maps mapping latitude-longitude
Entity Framework error - Error 11009: Property ' ' is not mapped

To improve an older project I am forced by the circumstances to use VS 2008 and Framework 3.5 - I have issues …

c# entity-framework visual-studio-2008 mapping
No mapping found for field in order to sort on in ElasticSearch

Elasticsearch throws a SearchParseException while parsing query if there are some documents found not containing field used in sort criteria. …

sorting mapping elasticsearch
Plot latitude/longitude values from CSV file on Google Maps (or similar platform)

I've been provided with a table of data which includes columns for latitude and longitude. The data is US only. …

google-maps mapping visualization data-visualization
JPA Map<String,String> mapping

How can I map a Map in JPA without using Hibernate's classes?

java hibernate mapping persistence
How to make elasticsearch add the timestamp field to every document in all indices?

Elasticsearch experts, I have been unable to find a simple way to just tell ElasticSearch to insert the _timestamp field …

mapping timestamp elasticsearch
How to introduce multi-column constraint with JPA annotations?

I am trying to introduce a multi-key constraint on a JPA-mapped entity: public class InventoryItem { @Id private Long id; @Version …

java jpa mapping
How to efficiently map a org.json.JSONObject to a POJO?

This question must have been asked before, but I couldn't find it. I'm using a 3rd party library to retrieve …

java json mapping jackson mapper
Hibernate XML Mapping: Lazy False or Fetch Select?

I have a simple question. I found this Hibernate config on our project: <many-to-one name="employee" class="com.myapp.…

hibernate mapping lazy-loading
Error 3004: Problem in mapping fragment starting at line

I have this error when I build my Web Service: Error 3004: Problem in mapping fragment starting at line 323: No mapping …

database entity-framework mapping entity-relationship edmx