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@bistaumanga
bistaumanga / kMeans.py
Last active March 6, 2025 23:55
KMeans Clustering Implemented in python with numpy
'''Implementation and of K Means Clustering
Requires : python 2.7.x, Numpy 1.7.1+'''
import numpy as np
def kMeans(X, K, maxIters = 10, plot_progress = None):
centroids = X[np.random.choice(np.arange(len(X)), K), :]
for i in range(maxIters):
# Cluster Assignment step
C = np.array([np.argmin([np.dot(x_i-y_k, x_i-y_k) for y_k in centroids]) for x_i in X])
@samidhtalsania
samidhtalsania / bintree.py
Last active October 28, 2022 14:28
Binary tree in Python
class Node():
def __init__(self,key):
self.key = key
self.left = None
self.right = None
self.parent = None
class Tree():
{
"presets": [
{
"Name": "Major",
"Value": "1;3;5;6;8;10;12",
"Group": "Common"
},
{
"Name": "Minor",
"Value": "1;3;4;6;8;9;11",
@fabtho
fabtho / save_screenshot.py
Last active December 12, 2022 08:07
make full screenshot with selenium in python
#!/usr/bin/python
from selenium import webdriver
from PIL import Image
from cStringIO import StringIO
verbose = 1
browser = webdriver.Firefox()
browser.get('http://stackoverflow.com/questions/37906704/taking-a-whole-page-screenshot-with-selenium-marionette-in-python')
@muink
muink / 3.5lo2balance.md
Last active November 7, 2024 03:48
关于3.5单端和2.5 3.5 4.4 平衡间互相转换的几条定理

关于3.5单端和2.5 3.5 4.4 平衡间互相转换的几条定理

3.5立体声与典型平衡口定义

ddt pht

互转定理

  1. 平衡设备之间可以完全地互相转换,只要接口线序一一对应不出错
@jasonwaters
jasonwaters / karabiner-rules.json
Last active April 4, 2025 13:16
Remap the home and end keys in macOS using Karabiner Elements
{
"rules": [
{
"description": "change home key to command + left_arrow",
"manipulators": [
{
"from": {
"key_code": "home"
},
"to": [
/*
** Buggy-Mouse.ahk - Fix a buggy mouse. Stop it from double-clicking when you try to single-click.
**
** NOTE: Please use this URL when linking to Buggy Mouse: r.secsrv.net/AutoHotkey/Scripts/Buggy-Mouse
**
** Updated: Thu, Nov 1, 2012 --- 11/1/12, 10:19:19am EDT
** Location: r.secsrv.net/AutoHotkey/Scripts/Buggy-Mouse
**
** Keywords: mouse double clicks when I click once
** Keywords: mouse double clicks when I single click
@woyin
woyin / autosign.php
Created August 10, 2021 03:22
Auto Sign for Discuz DSU
<?php
header("Content-type:text/html;charset=utf-8");
// 设定cookie和网址
// 通过Chrome 或者Edge 找到对应的Cookie值,找到以saltkey和auth 结尾的Cookie 名称和值,填在这里
$cookie = 'xxxxxxx_saltkey=XXXXXXXX;xxxxxxxx_auth=XXXXXX';
// 获取formhash
$URL = "http://bbs.abc.com/forum.php"; //论坛地址
$str = loadcode($cookie,$URL);
@Miraculix200
Miraculix200 / gist:e0fc7c02e7911d840f3abe3c7cdae6f9
Created October 31, 2022 18:52
Dreambooth on SageMaker Studio Lab (save as .ipynb notebook)
This file has been truncated, but you can view the full file.
{
"cells": [
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"cellView": "form",
"colab": {
"base_uri": "https://localhost:8080/"
},