Project Nayuki


Recent pages

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November 2014
Fast DEFLATE implementation
Nanoblock modeling in POV-Ray
Huffman-coding English words
Overview of Project Nayuki software licenses
Poor feedback from readers
Knuth-Morris-Pratt string matching
Montgomery reduction algorithm
The photographic exposure equation
Native hash functions for Java
AVL tree list
October 2014
Binomial heap
Binary array set
Gamma-aware image dithering
AES cipher internals in Excel
Absolute and relative lens apertures
September 2014
Fast SHA-2 hashes in x86 assembly
Sinc-based image resampler
Windows timestamp accessor library
Random password generator (JavaScript)
E-Trade: An expensive, rigid brokerage
August 2014
Portable FloatMap format I/O (Java)
Tiny Encryption Algorithm in x86 assembly
Transcript of “New Money (Filling the Void)”
July 2014
Next lexicographical permutation algorithm
Iterated popcount results in 0 or 1
June 2014
Project Euler solutions
April 2014
Approximating Euler’s number correctly
Optimizing brainfuck compiler
March 2014
About
RC4 cipher in x86 assembly
Full transcription of Ichigo Mashimaro – Main Theme
Lowest SHA-512 value by brute force
Free small FFT in multiple languages
February 2014
Extending the use of logarithmic scales
Boolean algebra laws
Computing Wikipedia’s internal PageRanks
January 2014
Guide to Canada income tax by successive approximation
I type in Dvorak
Variations on Japanese romanization
How to implement the discrete Fourier transform
DES cipher internals in Excel
NetPerSec (Nayuki’s version)
Smallest enclosing circle
Canada Tax-Free Savings Account simulator (JavaScript)
December 2013
Fast Whirlpool hash in x86 assembly
Fast SHA-1 hash implementation in x86 assembly
Fast MD5 hash implementation in x86 assembly
DWITE programming contest solutions
Some bit-twiddling functions explained
Graphic overview of Canada income tax, RRSP, and TFSA
November 2013
Forcing a file’s CRC to any value
Tiny PNG Output (C)
Java’s signed byte type is a mistake
Propositional sequent calculus prover
So you want to be a day trader? Bad idea.
Good Java idioms
Master theorem solver (JavaScript)
October 2013
A math/programming view of Canada GST/HST credit calculation
September 2013
Galois linear feedback shift register
August 2013
Resizing images by area
Automatic Caesar cipher breaker (JavaScript)
Frog Fractions guide
Primitive recursive functions
Casio fx-991MS tips and tricks
July 2013
Example of simplifying and improving code
June 2013
Karatsuba multiplication
Gauss-Jordan elimination over any field (Java)
NotepadCrypt format decrypter (Java)
Site map
My university courses
May 2013
Arithmetic coding (Java)
Recommended articles from Canadian Couch Potato investment blog
Full screen clock (JavaScript)
April 2013
Polynomial arithmetic shorthand
March 2013
Chemical equation balancer (JavaScript)
Fast skipping in a linear congruential generator
Public transit and monotonicity
February 2013
Understanding Facebook IDs
Huffman coding (Java)
Dvorak keyboard in use warning sign
January 2013
Factorize Gaussian integer (JavaScript)
Is there an ideal comparison sort?
Brainfuck interpreter (JavaScript)
Manufactoria solutions
December 2012
Transcription of Hare Tokidoki Egao
Triangle solver (JavaScript)
Sorting algorithms demo (Java)
Unusual chemical symbols in English
Automatic Minesweeper solver
November 2012
Facebook anniversary ray trace
Prayer brackets
Supplement to my résumé
Calculate GCD (JavaScript)
October 2012
Fast Fibonacci algorithms
September 2012
Simple DEFLATE implementation
Unspecified edge cases in the DEFLATE standard
July 2012
Dumb PNG output (Java)
April 2012
Sister Princess Winamp skins
Patchouli Knowledge laptop sticker
Transcription of Crystal Energy – Guitar solo
Transcription of Nyanyanyanyanyanyanya!
December 2011
My Mario Kart 64 time trial records
How to batch-tag photos on Facebook
November 2011
Binary counter in brainfuck
September 2011
Transcription of Chasse – Instrumental solo
Transcription of Miracle∞Hinacle
Tap to measure tempo (JavaScript)
August 2011
BMP I/O library (Java)
Transcription of o-Hanabatake
July 2011
Calculate divisors (JavaScript)
Calculate prime factorization (JavaScript)
Transcription of Every Day
Transcription of Kana’s Theme
June 2011
A septillion CPU cycles a year
Finding dust by lighting from a grazing low angle
Next-hop routing in real life
國內 doesn’t mean domestic
May 2011
Vigenère cipher (JavaScript)
Caesar cipher (JavaScript)
Countable sets and Kleene star