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Alvaro alvarolm

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@robertsosinski
robertsosinski / trigger.sql
Created November 12, 2012 02:51
Make a table readonly in Postgres
create trigger trades_readonly_trigger before insert or update or delete or truncate on trades for each statement execute procedure readonly_trigger_function();
@plentz
plentz / nginx.conf
Last active November 16, 2024 14:10
Best nginx configuration for improved security(and performance)
# to generate your dhparam.pem file, run in the terminal
openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048
@dyoo
dyoo / cantor_pairing.go
Last active October 27, 2021 19:20
Cantor pairing function
// http://en.wikipedia.org/wiki/Pairing_function
package main
import (
"fmt"
"math"
)
func InvertedCantorPairing(z int) (int, int) {
w := int(math.Floor((math.Sqrt(float64(8*z+1)) - 1) / 2))