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normalhuman / site_connections.js
Created Apr 22, 2018
Sites that share a moderator
View site_connections.js
// https://stackexchange.com/about/moderators?by=users
JSON.stringify(Array.from(document.querySelectorAll('.mods-summary-list')).filter(e=>e.children.length>1).map(e=>Array.from(e.children).map(x=>x.hostname.split('.')[0])))
@normalhuman
normalhuman / notifications.js
Created Apr 3, 2018
The number of unread notifications for a user with given network id
View notifications.js
w = new WebSocket("wss://qa.sockets.stackexchange.com/");
w.onmessage = function(e) {
d = JSON.parse(e.data).data;
console.log(d);
if (d == "hb") {
w.send("hb");
}
};
w.onopen = function() {
w.send("4606062-topbar");
@normalhuman
normalhuman / flags.py
Created Jan 10, 2017
Scraping a user's helpful flag counts network-wide. Python 3
View flags.py
import re
import urllib.request
from bs4 import BeautifulSoup
from operator import itemgetter
from time import sleep
account_id = 'YOUR ACCOUNT ID HERE'
network_profile = 'http://stackexchange.com/users/' + account_id + '?tab=accounts'
with urllib.request.urlopen(network_profile) as response:
View spelling.js
b=document.querySelector('.wmd-input.processed');
if (b) {
a=b.value;
a=a.replace(/\bi(?=\s|\')/g,'I');
a=a.replace(/\b[Ii]m\b/g,'I\'m');
a=a.replace(/\b[Ii]ve\b/g,'I\'ve');
a=a.replace(/\b(ca|did|do|does|has|is|was|were|wo)nt\b/gi,'$1n\'t');
a=a.replace(/\b(w|t)hats\b/gi,'$1hat\'s');
a=a.replace(/\b(c|w|sh)ouldnt\b/gi,'$1ouldn\'t');
a=a.replace(/\b(t)heres\b/gi,'$1here\'s');
View curve_fit_with_numerical_integral.py
import scipy.optimize as optimization
def u(x, a):
return numerical_integral(lambda t: x*a+t, 0, 1)[0]
print optimization.curve_fit(u, [1,2,3], [1,3,2], [1])
@normalhuman
normalhuman / svdtrunc.m
Created Dec 4, 2015
An example of using truncated SVD for latent semantic indexing
View svdtrunc.m
A = [0 1 1 0 1 1; 2 1 1 0 3 0; 0 0 0 4 0 2; 3 2 1 0 1 0; 0 0 1 1 0 3]
[U,D,V] = svd(A)
D2 = D.*(D>=5)
A2 = U*D2*V'
for j=1:6 disp(A2(1,j)/norm(A2(:,j))); end
@normalhuman
normalhuman / SOmods.tex
Last active Nov 12, 2021
SO moderator timeline, from a template by Najib Idrissi. See http://meta.stackoverflow.com/a/311059
View SOmods.tex
\documentclass[tikz]{standalone} % last update March 2016
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\title{Moderator chart}
\begin{document}
\definecolor{rows}{rgb}{0.95,0.95,0.95}
\definecolor{myblue}{rgb}{0.1,0.3,0.9}
\definecolor{mypurple}{rgb}{0.5,0.3,0.7}
\begin{tikzpicture}[scale=0.5]
% 1 horizontal unit = 1 month, 0 = january 2010
@normalhuman
normalhuman / candidates.js
Created Nov 12, 2015
User Ids of mod candidates
View candidates.js
c = document.querySelectorAll('.user-details a');
a = [];
for (var i=0; i < c.length; i++) {
a.push(c[i].href.split('/')[4]);
}
console.log(a.join());
@normalhuman
normalhuman / neldermead.m
Created Nov 10, 2015
Simplified Nelder-Mead method
View neldermead.m
f = @(x,y) 100*(x.^2-y).^2 + (x-1).^2; % Rosenbrock's function
x = -2:0.1:2;
y = -2:0.1:2;
[X,Y] = meshgrid(x,y);
contour (x,y, f(X,Y), 30);
hold on
T = [-2 -1; 2 0; -1 1];
for i = 1:3
z(i) = f(T(i,1),T(i,2));
@normalhuman
normalhuman / bisect.m
Created Oct 22, 2015
Bisection method
View bisect.m
f = @(x) 55*cos(x)-x;
a = 0;
b = 8;
fa = f(a);
fb = f(b);
if sign(fa) == sign(fb)
error('No bracket');
end
while(b-a > 1e-9)
c = (a+b)/2;