So, you want to get better at Java coding, huh? It’s a pretty popular language, and honestly, getting some hands-on practice is the best way to really learn it. Luckily, there are a bunch of places ...

Abstract: By transforming data into binary representation, i.e., Hashing, we can perform high-speed search with low storage cost, and thus, Hashing has collected increasing research interest in the ...

The keys placed into such a table might not have a valid hashCode always or it's an expensive hashCode to compute. The expectation is that we do NOT need hashCode on the key because the entire map ...

The FrozenSet and FrozenDictionary classes introduced in .NET 8 are immutable collections optimized for fast look-ups. Here’s how to take advantage of them. Developers often grapple with the available ...

The Commission on Elections (Comelec) on Sunday described the claim of a local candidate alleging a source code mismatch on the automated counting machines (ACMs) for Eleksyon 2025 and audit reports ...

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...

A basic feature of number theory, prime numbers are also a fundamental building block of computer science, from hashtables to cryptography. Everyone knows that a prime number is one that cannot be ...

Community driven content discussing all aspects of software development from DevOps to design patterns. There are several ways to find duplicates in a Java List, array or other collection class. The ...

Let's say I have no more than a few hundred UUIDs, the set of which will only be updated rarely. Let's furthermore say I want to, at runtime, check if an arbitrary UUID belongs to said predefined set.