henrik

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

svanellewee

package main

import (
	"fmt"
	"github.com/veandco/go-sdl2/sdl"
	"os"
)

var winTitle string = "Go-SDL2 Events"
var winWidth, winHeight int = 800, 600

pathikrit

val n = 9
val s = Math.sqrt(n).toInt
type Board = IndexedSeq[IndexedSeq[Int]]
 
def solve(board: Board, cell: Int = 0): Option[Board] = (cell%n, cell/n) match {
  case (r, `n`) => Some(board)
  case (r, c) if board(r)(c) > 0 => solve(board, cell + 1)
  case (r, c) =>
    def guess(x: Int) = solve(board.updated(r, board(r).updated(c, x)), cell + 1)  
    val used = board.indices.flatMap(i => Seq(board(r)(i), board(i)(c), board(s*(r/s) + i/s)(s*(c/s) + i%s)))

gene1wood

This gist contains lists of modules available in

• Python 3.10
• Python 3.9
• Python 3.8
• Python 3.7
• Python 3.6
• Python 2.7

in AWS Lambda.

aslotnick

CREATE FUNCTION point_in_polygon(point_x float, point_y float, polygon_wkt varchar(max))
RETURNS boolean IMMUTABLE AS
$$

### begin section copied from http://geospatialpython.com/2011/08/point-in-polygon-2-on-line.html (I modifed to return boolean)
# Improved point in polygon test which includes edge
# and vertex points

def point_in_poly(x,y,poly):

subfuzion

Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

AravindaM

import javax.crypto.Mac
import javax.crypto.spec.SecretKeySpec

Object HMACgen {
 
def generateHMAC(sharedSecret: String, preHashString: String): String = {
    val secret = new SecretKeySpec(sharedSecret.getBytes, "SHA256")   //Crypto Funs : 'SHA256' , 'HmacSHA1'
    val mac = Mac.getInstance("SHA256")
    mac.init(secret)
    val hashString: Array[Byte] = mac.doFinal(preHashString.getBytes)

belst

Deploy Rocket using Letsencrypt and nginx

Information

This guide uses the domain your-domain.tld and its www. prefixed version. It starts the rocket application on 127.0.0.1:1337 and as the user www-data. The proxy listens on port 80 and 443 though.
If you need other values, update them accordingly in your nginx and systemd configs.

Prerequisites

You need to have nginx, certbot and rust installed.

bgauduch

Setup multiple git identities & git user informations

/!\ Be very carrefull in your setup : any misconfiguration make all the git config to fail silently ! Go trought this guide step by step and it should be fine 😉

Setup multiple git ssh identities for git

• Generate your SSH keys as per your git provider documentation.
• Add each public SSH keys to your git providers acounts.
• In your ~/.ssh/config, set each ssh key for each repository as in this exemple: