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View DumpIndexWriter.java
package mxp;
import java.io.IOException;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.NumericField;
import org.apache.lucene.index.CorruptIndexException;
@maxpert
maxpert / piratebay_index.py
Created Sep 25, 2012
Quick and dirty Whoosh Redis storage
View piratebay_index.py
"""
Copyright (c) 2012 Zohaib Sibte Hassan
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
@maxpert
maxpert / Stopwatch.kt
Created Mar 16, 2016
A really simple stopwatch for Kotlin
View Stopwatch.kt
object Stopwatch {
inline fun elapse(callback: () -> Unit): Long {
var start = System.currentTimeMillis()
callback()
return System.currentTimeMillis() - start
}
inline fun elapseNano(callback: () -> Unit): Long {
var start = System.nanoTime()
@maxpert
maxpert / Crc64.cs
Created Apr 11, 2016
CRC64 implementation C#
View Crc64.cs
public class Crc64
{
private static readonly ulong[] Table = {
0x0000000000000000, 0x7ad870c830358979,
0xf5b0e190606b12f2, 0x8f689158505e9b8b,
0xc038e5739841b68f, 0xbae095bba8743ff6,
0x358804e3f82aa47d, 0x4f50742bc81f2d04,
0xab28ecb46814fe75, 0xd1f09c7c5821770c,
0x5e980d24087fec87, 0x24407dec384a65fe,
0x6b1009c7f05548fa, 0x11c8790fc060c183,
@maxpert
maxpert / CoroutineDebouncer.kt
Created Aug 1, 2018
Kotlin Coroutine Debouncer
View CoroutineDebouncer.kt
class CoroutineDebouncer<K, V> constructor(
private val pendingBoard: ConcurrentMap<K, Deferred<V?>>
) {
/**
* Debounce given a `task` based upon given `id`. This prevents jobs with same IDs run in parallel.
* For subsequent callers get Deferred<V> of first (winning) coroutine.
* Once Deferred<V> completes it is remove from the board.
*
* @param id for uniquely identifying a task
* @param context under which given coroutine will be executed
@maxpert
maxpert / README.md
Last active Jul 30, 2018
51873 Blockchain
View README.md

A toy blockchain implementation made for fun.

Implements:

  • Basic in-memory blockchain
  • Basic Proof of work
  • Methods to serialize/deserialize complete chain

Again none of this is supposed to be production ready.

@maxpert
maxpert / nosqlite.py
Last active May 18, 2018
A really simple Document store built on top of SQLite3 using Python
View nosqlite.py
'''
Copyright (c) 2013 Zohaib Sibte Hassan
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
@maxpert
maxpert / Results.txt
Created Feb 15, 2018
Redis compressed values benchmark
View Results.txt
Slow network time in seconds (100Mbps):
LZ4/Write takes: 0.2853062963485718
LZ4/Read takes: 0.3265376162528992
QLZ/Write takes: 0.31065379858016967
QLZ/Read takes: 0.4505005311965942
ZSTD/Write takes: 0.1596823501586914
ZSTD/Read takes: 0.2516604351997376
ZLIB/Write takes: 0.3231374764442444
ZLIB/Read takes: 0.2478048324584961
UC/Write takes: 0.7657859945297241
@maxpert
maxpert / Brainfuck.js
Last active Dec 21, 2017
Minimal BrainF*ck implementation in JS
View Brainfuck.js
/**
* Copyright 2017 Zohaib Sibte Hassan
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWAR
@maxpert
maxpert / .htaccess
Last active Oct 29, 2017
PHP Long shadow icon generator.
View .htaccess
# for neater URLS like /{text}/{size}/{bg}
RewriteEngine on
RewriteRule ^img/([^/]+)/(\d+)/([a-fA-F0-9]{6})$ i/index.php?text=$1&size=$2&bg=$3 [NC,QSA]
RewriteRule ^img/([^/]+)/(\d+)$ i/index.php?text=$1&size=$2 [NC,QSA]
RewriteRule ^img/([^/]+)$ i/index.php?text=$1 [NC,QSA]
RewriteRule ^img/([^/]+)/.+$ i/index.php?text=$1 [NC,QSA]
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