ammarhaiderak

🌍 Robust Reverse Geocoding Across Countries (Google Maps API)

When using Google’s Reverse Geocoding API, selecting a consistent “neighborhood” or “area” label across different countries is not straightforward.

Different countries structure address hierarchies differently:

🇰🇪 Kenya might return:

["political", "neighborhood"]

🇺🇸 USA might return:

ammarhaiderak

1. Dump remote db which is only accessible through proxy

step 1: create ssh tunnel to proxy

ssh -L localhost:5433:database-host:5432 ubuntu@proxy-server-ip -i your-private-key.cer

step 2: dump using pg_dump

ammarhaiderak

version: '3'

services:
  mongodb:
    image: mongo
    ports:
      - '27017:27017'
    volumes:
      - dbdata:/data/db
    environment:

ammarhaiderak

Cheat Sheet for common solidity functions

Gas Consumption inside contract

function foo() public {
        uint256 initialGas = gasleft();
        
        /* 
        
 Your function logic here

ammarhaiderak

Find process by port

sudo ss -lptn 'sport = :9000' 

Find process by process id

ps -p 1366 -o comm=

ammarhaiderak

Gnosis Safe Clone (custom blockchain)

Transaction Service

• create env file from .env.l2.sample

  cp .env.l2.sample .env

ammarhaiderak

ammarhaiderak