AoC 2024 Advent of Code (Python)

December 1, 2024

Advent of Code (AoC) is an Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. Go check it out: Advent of Code Input files: adventofcode2024inputs.zip To be uploaded still. 2024 Day 12 Part 01 + 02 1 2 3 […]

Windows 11 debloat

September 13, 2024

Be wary when asked “Let’s connect you to a network”.  Think [SHIFT]+[F10] , cmd, “oobe\bypassnro”, “I don’t have internet”, etc.  Rufus will have taken care of local account already. Reminders: Advertising, Telemetry, Bloatware, Bitlocker, Edge, (stealthy) OneDrive sync, Teams, Copilot, Core Isolation FPS drop. [Post setup tips go here — uncharted territory as of yet.  […]

NodeMCU ESP8266 ESP-12E v1.0 – Clock

June 11, 2024

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 […]

AoC 2023 Advent of Code (Python)

December 31, 2023

Advent of Code (AoC) is an Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. Go check it out: Advent of Code Input files: adventofcode2023inputs.zip 2023 Day 25 python -m pip install -U networkx 1 2 3 4 5 […]

Project Euler (Python)

September 29, 2023

https://projecteuler.net/archives 0001 1 print(sum(x for x in range(1000) if (x % 3 == 0 or x % 5 == 0)))print(sum(x for x in range(1000) if (x % 3 == 0 or x % 5 == 0))) 0002 1 2 3 4 5 6 7 8 limit = 4000000 x, y = 1, 2 total = […]

A plea for lean software

May 26, 2023

A pleas for lean software – Niklaus Wirth – 1995.pdf

AoC 2022 Advent of Code (Python)

December 31, 2022

Advent of Code (AoC) is an Advent calendar of small programming puzzles for a variety of skill sets and skill levels that can be solved in any programming language you like. Go check it out: Advent of Code Input files: adventofcode2022inputs.zip 2022 Day 25 1 2 3 4 5 6 7 8 9 10 11 […]

Layer 2 networking

August 18, 2022

OSI Layer 2 traffic MAC address level awareness only (managed switch).  Uses VLANs.  Injects / strips VLAN tag from packets as needed. OSI Layer 3 traffic IP address level awareness (router).  Supports routes, ACLs, etc. VLAN The primary function of a VLAN is to separate layer 2 traffic. Hosts in one VLAN cannot communicate with […]

3Com 5500-EI 28-Port + Airport Extreme

August 17, 2022

3Com For reference the default console only (!) credentials for 3COM/HP switches: user: admin password:<empty> user: manager password:manager user: monitor password:monitor Serial console connection 19200 baud <CTRL-B> 7 – Skip current configuration file (Y) 0 – Reboot Switch will boot from default boot option (firmware) but skip the startup config.file. This will allow administrator user […]

10.x smeserver-roundcube

March 12, 2022

First let’s get a burner web server. 1VCPU 2GB RAM 50GB HDD 2000GB transfer / month $8.50 / month Custom ISO: https://mirror.pialasse.com/releases/10/iso/x86_64/smeserver-10.0-x86_64.iso [OKAY] 110.232.112.179 online. [OKAY] A record.   http://aleph.coeleveld.com is online. [OKAY] SSH secure shell online – note: configured very basic for now in case I need to share credentials with devs. [OKAY] yum […]