b3rew

//update test collection
db.test.update({foo: "bar"}, {$set: {test: "success!"}}, {multi: true})

//Find duplicate records by key_name in MongoDB
db.collection.aggregate(
    {"$group" : { "_id": "$key_name", "count": { "$sum": 1 } } },
    {"$match": {"_id" :{ "$ne" : null } , "count" : {"$gt": 1} } }, 
    {"$project": {"key_name" : "$_id", "_id" : 0} }
)

b3rew

var top = 10000000;
var glass = [];
var t = 0;
var sum = 0;

for(var i = 0;i<top;i++){
    t += i;
    glass[glass.length] = {amount: t}
}
console.time("for time");

b3rew

var sum  = 0;
var length = 1000000000;
var i = 0;
// let j = 0;
console.time("let time");
    for(let j = 0;j<length;j++){
        sum += j;
    }
console.timeEnd("let time");
console.info("let total ", sum)

b3rew

server {
    listen *:9999;

     server_name localhost;

     location / {
          root /path/to/folder/;
          index index.html index.htm;
     }
     location /api {

b3rew

55 23 * * */2 alias sudo='sudo -H'

57 23 * * */2 echo "password" | sudo /opt/certbot/certbot-auto renew # don't use this method

57 23 * * */2 unalias sudo

b3rew

#!/usr/bin/env bash

project="https://github.com/fireice-uk/xmr-stak-cpu.git"
name="monero"
cwd=eval echo "~$USER"

echo "installing.."
sudo apt install libmicrohttpd-dev libssl-dev cmake build-essential libhwloc-dev -y
echo "DONE"

b3rew

#!/usr/bin/env bash

project="https://github.com/fireice-uk/xmr-stak-nvidia"
name="monero"
cwd=eval echo "~$USER"

echo "installing.."
sudo apt-get install nvidia-cuda-dev nvidia-cuda-toolkit libmicrohttpd-dev libssl-dev cmake cmake-curses-gui build-essential -y
echo "DONE"