What’s the right data structure to combine iteration of key-value pairs, and iteration of values

I'm looking for a pre-existing or easy-to-build data structure available in Java, which can do ...

I need a data structure for a card game

I am programming a card game in java, and unsure what data structure I should ...

How does a skip list work?

For a homework assignment, I need to understand how a skip list works.

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Providing views to an std::container

I want to maintain a buffer of 5 seconds of sensor data. The sensor data ...

Is there a design pattern for managing deep many-to-many relationships?

I'm having trouble defining this data pattern I've come across working on several applications.

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Lots of independent data structures into one big one

I have 10 independent data structures that contain unsigned bytes and bit fields from different ...

Efficiently determining many-to-many subset relation

I'm doing market basket analysis. I have a set of transactions. Every transaction is a ...

Data structure for sorting by multiple attributes

I have a list of integer pairs. The value of this list is the sum ...

Is using this complex data structure bad practice?

Right now in my current company I must "parse" a csv and extract some data ...

What method for storing a text file in memory (c not c++) would allow me to open any format(UTF-8, Binary, etc) and a file of any size?

My first thought here is to use a dynamic array, but I am looking for ...