dantheman213

# Elementary OS install nvidia graphics drivers

## remove old drivers
sudo apt autoremove nvidia*

## install new drivers
sudo ubuntu-drivers autoinstall

dantheman213

Convert PDF into high quality images

https://serverfault.com/questions/167573/fast-pdf-to-jpg-conversion-on-linux-wanted

install

apt-get install ghostscript

dantheman213

/**
 * Calculate the center/average of multiple GeoLocation coordinates
 * Expects an array of objects with .latitude and .longitude properties
 *
 * @url http://stackoverflow.com/a/14231286/538646
 */
function averageGeolocation(coords) {
  if (coords.length === 1) {
    return coords[0];
  }

dantheman213

package main

import "fmt"
import "time"
import "math"

var exponentialBackoffCeilingSecs int64 = 14400 // 4 hours

func main() {
  fmt.Println("Hello World")

dantheman213

Update nodejs to latest version:
sudo npm install -g n
sudo n latest

Update npm to latest version:
sudo npm install -g npm

Do what @runcible suggested
hash -d npm

dantheman213

echo "username     ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

dantheman213

ffmpeg cheatsheet

Extract video at 30 seconds in and the duration with be 5 seconds

ffmpeg -ss 00:00:30 -i orginalfile -t 00:00:05 -vcodec copy -acodec copy newfile

Add a watermark logo to the bottom right of the video offset by 30 x 30 from corner

dantheman213

package main

import "fmt"

type Node struct {
  Left, Right *Node
  Value int64
}

type BinarySearchTree struct {

dantheman213

ffmpeg -i "file.mp4" -vf "blackdetect=d=1:pix_th=0.00" -an -f null - 2>&1 | grep blackdetect

dantheman213

INPUT_FILES_WITHIN_DIR=/home \
OUTPUT_DIR=/mnt/c/Users/danie/Desktop/output \
OUTPUT_FILE_NAME=file.iso \
ISO_LABEL=LABEL \
docker run --rm -w /iso -v $INPUT_FILES_WITHIN_DIR:/iso -v $OUTPUT_DIR:/output genisoimage -v -J -V $ISO_LABEL -o /output/$OUTPUT_FILE_NAME .