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@mblondel
mblondel / svm.py
Last active April 21, 2024 13:41
Support Vector Machines
# Mathieu Blondel, September 2010
# License: BSD 3 clause
import numpy as np
from numpy import linalg
import cvxopt
import cvxopt.solvers
def linear_kernel(x1, x2):
return np.dot(x1, x2)
@irae
irae / _Stay_standalone.md
Last active January 29, 2024 12:38 — forked from kylebarrow/example.html
Stay Standalone: Prevent links in standalone web apps opening Mobile Safari

#Stay Standalone

A short script to prevent internal links to a "webapp" added to iPhone home screen to open in Safari instead of navigating internally.

@lucasfais
lucasfais / gist:1207002
Created September 9, 2011 18:46
Sublime Text 2 - Useful Shortcuts

Sublime Text 2 – Useful Shortcuts (Mac OS X)

General

⌘T go to file
⌘⌃P go to project
⌘R go to methods
⌃G go to line
⌘KB toggle side bar
⌘⇧P command prompt
@douglasjarquin
douglasjarquin / gist:2208690
Created March 26, 2012 18:58
Amazon RDS Performance Tuning Settings
rds-modify-db-parameter-group {param-group-name} \
--parameters="name=character_set_server, value=utf8, method=pending-reboot" \
--parameters="name=collation_server, value=utf8_general_ci, method=pending-reboot" \
--parameters="name=tmp_table_size, value={DBInstanceClassMemory/16}, method=pending-reboot" \
--parameters="name=max_heap_table_size, value={DBInstanceClassMemory/16}, method=pending-reboot" \
--parameters="name=query_cache_type, value=1, method=pending-reboot" \
--parameters="name=query_cache_size, value=131072, method=pending-reboot" \
--parameters="name=table_open_cache, value=2500, method=pending-reboot" \
--parameters="name=join_buffer_size, value={DBInstanceClassMemory/64}, method=pending-reboot" \
--parameters="name=thread_cache_size, value={DBInstanceClassMemory/12582880}, method=pending-reboot" \
@xrstf
xrstf / PasswordStrength.php
Created June 13, 2012 21:36
Wolfram|Alpha password strength calculation in PHP 5.2+
<?php
/**
* Wolfram|Alpha password strength calculation
*
* @see https://gist.github.com/1514997 (original source this class is based on)
* @see http://www.wolframalpha.com/input/?i=password+strength+for+god
* @see https://github.com/rchouinard/phpass
* @license MIT
*/
@faleev
faleev / gist:3435377
Created August 23, 2012 10:38
Compile FFmpeg on Ubuntu

Compile FFmpeg on Ubuntu

This guide supports Ubuntu Precise Pangolin 12.04, Ubuntu Oneiric Ocelot 11.10, Ubuntu Natty Narwhal 11.04, and Ubuntu Maverick Meerkat 10.10. Separate guides are available for Ubuntu Lucid Lynx 10.04 and Ubuntu Hardy Heron 8.04. This guide will enable several external encoding and decoding libraries: libfaac (AAC encoder), libfdk-aac (AAC encoder), libmp3lame (MP3 encoder), libopencore-amr (AMR encoder/decoder), librtmp (for additional RTMP protocols), libtheora (Theora encoder), libvorbis (Vorbis encoder), libvpx (VP8 encoder/decoder), and libx264 (H.264 encoder). These are optional and may be omitted if desired. This guide will also install many filters (see the filter list in the [Filtering Guide](https://ffmpeg.org/trac/ffmpeg/wiki/Fi

@coreyweb
coreyweb / tweet linkifier
Created January 21, 2013 22:04
Convert Twitter @mentions, #hashtags and URLs within a string to anchor links.
<?php
// Convert URL's with protocol prefix
$tweet = ereg_replace("[a-zA-Z]+://([-]*[.]?[a-zA-Z0-9_/-?&%])*", "<a href=\"\\0\">\\0</a>", $tweet);
//Convert URL with just www.
$tweet = ereg_replace("(^| |\n)(www([-]*[.]?[a-zA-Z0-9_/-?&%])*)", "\\1<a href=\"http://\\2\">\\2</a>", $tweet);
//Convert # hashtags
$tweet = ereg_replace("(^| |\n)(\#([-]*[.]?[a-zA-Z0-9_/-?&%])*)", "\\1<a href=\"http://search.twitter.com/search?q=\\2\">\\2</a>", $tweet);
$tweet = str_replace("/#", "/", $tweet);
// Bootstrap Mid-Small - col-ms-* - the missing grid set for Bootstrap3.
//
// This is a hack to fill the gap between 480 and 760 pixels - a missing range
// in the bootstrap responsive grid structure. Use these classes to style pages
// on cellphones when they transition from portrait to landscape.
//
// NOTE: Here I use SASS instead of LESS for styling. To convert to LESS
// replace '$screen' with '@screen' and '$grid' with '@grid'.
//
// See https://github.com/twbs/bootstrap/issues/10203 for more info.
@hanjianwei
hanjianwei / pdftitle.py
Last active February 28, 2024 22:14
Extract title from pdf file.
#!/usr/bin/env python
"""
Extract title from PDF file.
Depends on: pyPDF, PDFMiner.
Usage:
find . -name "*.pdf" | xargs -I{} pdftitle -d tmp --rename {}
@JesseObrien
JesseObrien / gist:7418983
Last active January 31, 2024 06:24
Bind parameters into the SQL query for Laravel ORM
<?php
class MyModel extends Eloquent {
public function getSql()
{
$builder = $this->getBuilder();
$sql = $builder->toSql();
foreach($builder->getBindings() as $binding)
{