Top "Reverse-lookup" questions

Many programming languages feature data structures where unique indexes are associated with a value.

Does Java have a HashMap with reverse lookup?

I have data that is organized in kind of a "key-key" format, rather than "key-value". It's like a HashMap, but …

java map hashmap bidirectional reverse-lookup
how to efficiently use _set.all() in django?

Is there a way in django to do the following more efficiently when the number Entry objects is greater than 5000 …

python django optimization reverse-lookup
Reverse IP lookup with PHP

In PHP is there a function to do a reverse lookup on a domain name to find out how many …

php dns ip-address reverse-lookup
Python: Reverse DNS Lookup in a shared hosting

Is there any way to do a reverse lookup using python, to check the list of websites sharing the same …

python shared-hosting reverse-lookup
How to do a reverse foreignkey lookup for all records in Django?

I'm trying to do a reversed SQL lookup using Django 1.3. I found a lot of related questions, but unfortunately I …

django django-models django-views reverse-lookup
Using KeyValuePair in VB.NET for a reverse lookup capable dictionary (example hint in C# needs converting)

I'm currently on a VB.NET project and wish to use a KeyValuePair to facilitate a reverse lookup. I've found …

vb.net dictionary generics keyvaluepair reverse-lookup