Skip to content

Instantly share code, notes, and snippets.

@tucotuco
tucotuco / globalmaptiles.py
Created September 4, 2011 21:56
Classes to calculate Tile coordinates
#!/usr/bin/env python
###############################################################################
# $Id$
#
# Project: GDAL2Tiles, Google Summer of Code 2007 & 2008
# Global Map Tiles Classes
# Purpose: Convert a raster into TMS tiles, create KML SuperOverlay EPSG:4326,
# generate a simple HTML viewers based on Google Maps and OpenLayers
# Author: Klokan Petr Pridal, klokan at klokan dot cz
# Web: http://www.klokan.cz/projects/gdal2tiles/
@rgreenjr
rgreenjr / postgres_queries_and_commands.sql
Last active May 14, 2025 00:29
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%'
@JaviLorbada
JaviLorbada / FRP iOS Learning resources.md
Last active April 20, 2025 21:15
The best FRP iOS resources.

Videos

@cbeyls
cbeyls / KotlinFunctions.md
Last active February 28, 2025 09:59
Comparison of Kotlin functions: also, apply, let, run, with
Function Function type Target passed as Returns
also Extension it Target
apply Extension this Target
let Extension it Block return value
run Extension this Block return value
with Regular this Block return value
@lattner
lattner / TaskConcurrencyManifesto.md
Last active May 11, 2025 07:07
Swift Concurrency Manifesto
@slok
slok / pprof.md
Last active May 2, 2025 17:27
Go pprof cheat sheet

Enable profiling

Default http server

import (
    _ "net/http/pprof"
    "net/http"
)