Skip to content

Instantly share code, notes, and snippets.

View StillLearnin's full-sized avatar

Melvin Ray Herr StillLearnin

  • Pennsylvania, USA
View GitHub Profile
@cecilemuller
cecilemuller / letsencrypt_2020.md
Last active January 9, 2025 12:22
How to setup Let's Encrypt for Nginx on Ubuntu 18.04 (including IPv6, HTTP/2 and A+ SSL rating)

How to setup Let's Encrypt for Nginx on Ubuntu 18.04 (including IPv6, HTTP/2 and A+ SLL rating)


Virtual hosts

Let's say you want to host domains first.com and second.com.

Create folders for their files:

@vkobel
vkobel / underscoreCase.cs
Created August 7, 2014 14:22
Simple C# extension method to convert a camel case string to underscore notation without any regex
public static class ExtensionMethods {
public static string ToUnderscoreCase(this string str) {
return string.Concat(str.Select((x, i) => i > 0 && char.IsUpper(x) ? "_" + x.ToString() : x.ToString())).ToLower();
}
}
@aksakalli
aksakalli / SimpleHTTPServer.cs
Last active January 4, 2025 06:04
SimpleHTTPServer in C#
// MIT License - Copyright (c) 2016 Can Güney Aksakalli
// https://aksakalli.github.io/2014/02/24/simple-http-server-with-csparp.html
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net.Sockets;
using System.Net;
using System.IO;
@rgreenjr
rgreenjr / postgres_queries_and_commands.sql
Last active June 12, 2025 23:44
Useful PostgreSQL Queries and Commands
-- show running queries (pre 9.2)
SELECT procpid, age(clock_timestamp(), query_start), usename, current_query
FROM pg_stat_activity
WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
ORDER BY query_start desc;
-- show running queries (9.2)
SELECT pid, age(clock_timestamp(), query_start), usename, query
FROM pg_stat_activity
WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'