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David San davidsan

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@davidsan
davidsan / count_curtain_hooks.py
Created December 25, 2024 14:44
import cv2
def count_curtain_hooks(image_path):
# Load and check image
image = cv2.imread(image_path)
if image is None:
raise ValueError("Could not load image.")
# Preprocessing: Convert to grayscale, apply Gaussian blur, and detect edges
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
@davidsan
davidsan / Microsoft.PowerShell_profile.ps1
Last active December 28, 2023 19:03
PowerShell Profile
using namespace System.Management.Automation
using namespace System.Management.Automation.Language
if ($host.Name -eq 'ConsoleHost')
{
Import-Module z
Import-Module PSReadLine
Set-PSReadLineOption -EditMode Emacs
@davidsan
davidsan / algo-vpn-on-oci.md
Created February 19, 2023 15:31
Algo VPN on Oracle Cloud Infrastructure (Always Free)
  • Create instance with shape VM.Standard.E2.1.Micro and without assigned public IP address (Compute > Instances)
  • Create a reserved public IP (Networking > IP Management > Reserved Public IPs)
  • Set reserved public IP to the assigned VNIC (Compute > Instances > Instance Details > Attached VNICs > VNIC Details > IPv4 Addresses)
  • Install Algo VPN on the VM
  • Create a security list (Networking > Virtual cloud networks > Virtual Cloud Network Details > Security Lists)
    • ingress rule, source CIDR: 0.0.0.0/0, protocol: UDP, destination ports: 51820,500,4500
  • Add created security list to VNIC's subnet (Networking > Virtual cloud networks > Virtual Cloud Network Details > Security Lists)
@davidsan
davidsan / bookmarklet.js
Last active February 22, 2021 17:43
not perfect but good enough
javascript:(function ()%7Bvar e%3Bdocument.getElementById("someuniqueid")%7C%7C(e%3Ddocument.getElementsByTagName("head"))%5B0%5D%26%26(document.createElementNS%26%26"head"%3D%3De%5B0%5D.tagName%3Fe%5B0%5D.appendChild(document.createElementNS("http%3A%2F%2Fwww.w3.org%2F1999%2Fxhtml"%2C"style"))%3Ae%5B0%5D.appendChild(document.createElement("style"))).appendChild(document.createTextNode("table%7Bwidth%3A2000px%3Boverflow-x%3Ascroll%3Bmargin-left%3A5em%3Boverflow-y%3Avisible%3Bdisplay%3Ablock%7Dtable>tbody>tr>td%3Afirst-child%7Bposition%3Aabsolute%7D"))%7D())
@davidsan
davidsan / google_images_thumbnails.py
Created March 25, 2020 20:57
from bs4 import BeautifulSoup
import requests
import urllib
import re
query = "apple juice"
q = re.sub(" ", "+", query)
url = 'https://www.google.com/search?q='+q+'&tbm=isch&gbv=1'
header = {
@davidsan
davidsan / cas_login.py
Created February 25, 2020 14:27
import requests
s = requests.Session()
url = 'https://example.com'
username = 'alice'
password = 'hunter2'
r1 = s.get(url+'/login?action=get_auth_params')
lt = r1.json()
@davidsan
davidsan / d_the_pirate_alphabet.java
Created October 17, 2018 18:39
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
public class d_the_pirate_alphabet {
public static void main(String[] args) {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
try {
d_the_pirate_alphabet_solver solver = new d_the_pirate_alphabet_solver();
solver.input = br.readLine().trim();
@davidsan
davidsan / serverweb.yml
Created July 19, 2018 09:45
k8s simple a/b testing
apiVersion: v1
kind: Service
metadata:
creationTimestamp: null
labels:
app: my-py-server
name: my-py-server
spec:
ports:
- port: 80
@davidsan
davidsan / github-pandoc.css
Created March 18, 2018 19:33
GitHub CSS for pandoc HTML5 output based on sindresorhus's github-markdown-css. Run pandoc with `--css=github-pandoc.css`.
@font-face {
font-family: octicons-link;
src: url(data:font/woff;charset=utf-8;base64,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
@davidsan
davidsan / boxstarter.ps1
Last active March 10, 2018 12:01 — forked from jessfraz/boxstarter.ps1
Boxstarter Commands for a new Windows box.
# Description: Boxstarter Script
# Author: Jess Frazelle <[email protected]>
# Last Updated: 2017-09-11
#
# Install boxstarter:
# . { iwr -useb http://boxstarter.org/bootstrapper.ps1 } | iex; get-boxstarter -Force
#
# You might need to set: Set-ExecutionPolicy RemoteSigned
#
# Run this boxstarter by calling the following from an **elevated** command-prompt: