Questions tagged [java]
Java (not to be confused with JavaScript) is a class-based, object-oriented, strongly typed, reflective language and run-time environment (JRE). Java programs are compiled to bytecode and run in a virtual machine (JVM) enabling a "write once, run anywhere" (WORA) methodology.
10,854 questions
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Code to add order orderitems and payment details
This is order, orderitems and payment linked by foreign key.
Controller:
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SimpleStackMachine.java - A virtual stack machine written in Java
In this post, I present my most recent result, a stack-based virtual machine programmed in Java. Frankly, I am lazy to write the unit tests since I am pretty much burned out with it. The full ...
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Lock free Leaky Bucket Rate Limiter
I want to validate my solution for a lock-free leaky bucket rate limiter. Given a queuing capacity and rate limit per second, it should queue requests till capacity is reached and it should allow only ...
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Calculating volume expressions of \$n\$ -dimensional balls in Java - follow-up 2
(See the previous iteration.)
This time, I have refactored my code a bit. It follows immediately:
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Calculating volume expressions of n -dimensional balls in Java - follow-up
Intro
(The previous/initial iteration is there.)
(The next iteration is there.)
This time, I have incorporated a nice answer by Martin R.
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Calculating volume expressions of \$n\$-dimensional balls in Java
(See the next iteration.)
Intro
This time I have a Java program that prints some expression denoting the volumes of \$n\$-dimensional balls. All the math behind this is there.
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Fixed BIDDFS (bidirectional iterative deepening depth first search) in Java
Intro
I have this GitHub repository for doing pathfinding in directed unweighted graphs. This post is about BIDDFS proposed by Richard Korf in his paper.
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IndexedLinkedList.java - A fast list data structure for large data, Take V/V (the finger list)
Intro
This post is all about so called finger list, which is a data structure for speeding up the
linked-list operations.
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IndexedLinkedList.java - A fast list data structure for large data, Take IV/V (inner classes)
Intro
This post is the continuation of IndexedLinkedList.java - A fast list data structure for large data, Take III/V (private API).
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IndexedLinkedList.java - A fast list data structure for large data, Take III/V (private API)
Intro
This post is the continuation of IndexedLinkedList.java - A fast list data structure for large data, Take II/V (package private API). It presents the private methods only.
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IndexedLinkedList.java - A fast list data structure for large data, Take II/V (package private API)
Intro
This post is the continuation of the IndexedLinkedList series. It presents the package private API:
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IndexedLinkedList.java - A fast list data structure for large data, Take I/V (public API)
Intro
I have this Java implementation of a list data structure that outperforms on a benchmark even the Apache Commons Collection4 TreeList by a factor of 8.
This ...
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A simple checksum for java.math.BigInteger
Intro
I have a simple methods that converts the input instances of java.math.BigInteger to checksum. The checksum algorithm sums up all the digits in the input <...
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A parallel MSD radix sort in Java for long keys with near linear speedup
Intro
I have this implementation of a parallel MSD (most significant digit) radix sort. It runs in
$$\mathcal{O}\Bigg( \bigg(\frac{N}{P} + PB \bigg) \log_B \sigma\Bigg),$$ where \$N\$ is the length of ...
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