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Oleg Lavrovsky loleg

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loleg / gist:1281213
Created Oct 12, 2011
Arch Linux patch for build-couchdb
View gist:1281213
when :archlinux
installed = `pacman -Q`.split("\n")
if !installed.member?(package)
sh "sudo pacman -S #{package}"
loleg / gist:2909117
Created Jun 11, 2012
Error opening Symphony CMS 2.3 homepage after upgrade
View gist:2909117
Symphony Fatal Error: Could not find Event login. If it was provided by an Extension, ensure that it is installed, and enabled.
An error occurred in /home/httpd/vhosts/ around line 175
170 public static function create($handle, array $env = null){
171 $classname = self::__getClassName($handle);
172 $path = self::__getDriverPath($handle);
174 if(!is_file($path)){
175 throw new Exception(
loleg / grab-commons-images-sh
Last active Nov 30, 2020
Download images and metadata from a Wikimedia Commons category or results page
View grab-commons-images-sh
# Download images from a Wikimedia Commons category
# Highest preview resolution and metadata in XML format will be saved in subfolders.
# Usage: execute this script on a Linux command line, providing the full URL to the category page.
# Shell tools required for this script: wget sed grep
loleg / newscoop_animated_images.js
Last active Aug 29, 2015
Script to replace cropped animations with originals in Newscoop
View newscoop_animated_images.js
// Encapsulate script code
(function($) {
// Select all images in 'ad' articles
$("a.section-ad.layoutbgimage, img.image-link").each(function() {
asBgImage = typeof $(this).attr('src') === "undefined";
// Obtain current url(..) path to the image
u = asBgImage ? : this.src;
// Apply additional criteria to ensure target crop format
if (u.indexOf('/cache/')<0 || u.indexOf('.gif')<0) return;
loleg /
Created Nov 7, 2015
Detects barcodes from a webcam stream using Python, zbar and CV2
from picamera.array import PiRGBArray
from picamera import PiCamera
import time
import sys
import cv2
import zbar
import Image
# Debug mode
DEBUG = False
loleg /
Created Jul 25, 2016
GISTEMP Animated Temperature Visualization
View gist:7458a26da3bfcd803b5ed9f7b16d5231
This is gist.
There are many like it, but this one is mine.
It is my life.
I must master it as I must master my life.
Without me gist is useless.
Without gist, I am useless.

Keybase proof

I hereby claim:

  • I am loleg on github.
  • I am loleg ( on keybase.
  • I have a public key whose fingerprint is 4510 45E3 0B29 B969 7E95 BB6A EA91 3D83 7287 B56A

To claim this, I am signing this object:

loleg /
Last active Mar 7, 2018

Introduction to Open Data


Gemeinden in der Schweiz - ersten Überblick zu den Daten - Fragen: Hat mit dem Einlesen alles geklappt wie erwartet? Sind die Daten so kodiert, wie Sie es erwarten? Stimmen die Datenformate der Variablen? Gibt es fehlende Werte und wie sind diese kodiert?

define: loleg

loleg /
Last active Feb 17, 2017
Count lines and references in a bunch of projects' docs
for dir in `ls -d */`;
cd $dir/docs
echo Total lines in ${dir%%/}:
find . -type f -exec cat {} + | wc -l
echo References of ${dir%%/}:
grep -ori ${dir%%/} * | wc -l
cd .. && cd ..