On June 25, Matthew Wilcox posted a second version of a patch set introducing a new data structure called rosebush, which "is a resizing, scalable, cache-aware, RCU optimised hash table." The kernel ...

In this next installment of my ongoing PowerShell series, I want to focus on putting PowerShell objects to work for you. Let me warn you in advance, however: Put on your advanced thinking caps for ...

Provides an introduction to and implementation of chained hash tables. Hash tables are data structures that are used when you are managing a large amount of data and need to be able find an item ...

The first time I heard about hash tables was after taking a compilers course during my BSc. The truth is, I was not able to understand and appreciate their usefulness fully back then. Now that I know ...

Hash tables are heavily used within the kernel to speed access to objects of interest. Using a hash table will be faster than, say, a linear search through a single list, but there is always value in ...

People have been working on perfecting hashing since computing's early days. The result has been an almost endless number of hashing methods and tables. Facebook has faced this problem as well. Within ...

In the world of decentralization, distributed hash tables (DHTs) recently have had a revolutionary effect. The chaotic, ad hoc topologies of the first-generation peer-to-peer architectures have been ...

A rainbow table is a password hacking tool that uses a precomputed table of reversed password hashes to crack passwords in a database. Although rainbow tables provide security administrators with a ...