dgryski/trifles

This repo contains things not interesting or complete enough to have their own.

• intset -- compress a stream of integers

• lz -- lempel-ziv compression

• threadtree -- a threaded binary-tree

• numerical -- numerical integration and root finding

• maze -- maze generation stuff

• hist -- simple command-line histogramming tool

• simhash -- trivial simhash implementation

• wscat -- trivial websocket netcat

• servedir -- trivial http fileserver

• rndtxt -- generate random text strings

• mpush -- push to multiple notification services (pushbullet, nma, pushover)

• superbat -- batmanjs and go-restful playground

• msgrpc -- msgpack rpc python/go interop samples

• quantile -- testing different streaming quantile estimators

• wtflog -- logging package with some renamed log levels

• qrshow -- display QR codes in a terminal

• nlz -- asm code to find number of leading zeros

• httpecho -- server to dump information about an http request

• lzpack -- trivial packed format for lz4 compression

• grinderplot -- generate a flot chart from grinder logs

• worker -- framework for spawning concurrent workers

• gddo -- search godoc.org from the command line

• uuid -- generate random UUIDs

• entropy -- reducer to compute entropy per epoch for a set of values in a category

• inthash -- integer hashing functions

• udprelay -- simple udp-to-tcp multiplexing relay

• shufsecs -- shuffle sorted epoch-data within epochs

• strtable -- dumb string->uint32 hash table for profiling vs native maps

• cachetest -- playing with different caching algorithms (clock, lru, lfu, random)

• glj -- passing data from go to lua with msgpack

• toms -- text filter for time.Duration to milliseconds

• bluniq -- bloom-filter based unique filter

• skvdist -- check distribution of shardedkv choosers

• gcwatch -- print out garbage collection stats from /debug/vars

• toepoch -- convert time fields to epochs

• repl -- framework for making dumb repls for testing

• skvchk -- tool for checking shardedkv distributions

• interp -- interpolation search

• oma -- simulation of the Dutch children's board game "Met de bus naar Oma"

• rndsample - uniform random sample from stdin

• pphrase -- simple passphrase generator

• fastrand -- fast xorshift rng with bias-free [0..n)

• range2cird -- turn IP ranges into CIDR

• gfmt -- trivial filter wrapping go-linebreak

• mtest -- port of libtommath test program

• leven -- fastest levenshtein distance algorithm I could find

• matcher -- test different methods of testing string set membership

• cstbucket -- crunch carbonserver logs for time-ranges of queries

• stablepart -- stable partition a sort.Interface on a boolean predicate

• jumpreplica -- tool for playing with replica choices for jump-hash

• sshdregex -- demo using ragel for optimized regexp matching

• hllbench -- benchmark different hyperloglog implementations

• shlines, sipsum -- tools for siphashing things

• urlq -- extract query parameters from a list of URLs

• median -- compute the median of 5 numbers with a sorting network

• hashbench -- benchmark different hashing functions

• fastpprof -- how to use pprof with fasthttp

• ewmaest -- progress logging with ewma-based ETA estimation