esemeniuc

#!/usr/sbin/nft -f

# see https://unix.stackexchange.com/questions/740061/how-do-you-duplicate-all-udp-traffic-on-a-port-range-using-nftables/

# sends all duplicated packets to 10.0.0.1
# run this before applying this file
# sudo ip addr add 10.0.0.1/24 dev lo

# clean up with
# sudo ip addr delete 10.0.0.1/24 dev lo

esemeniuc

System: Ryzen 7 5900X, 64GB ram, linux 5.15, Nats server 2.9.10 in docker All results tested in release mode, rustc 1.66.0

Async

async-nats 0.26, tokio 1.14

total time spent (micro secs): 176134
avg (micro secs): 1761

esemeniuc

/* results on 24 threads, Linux, Ryzen 5900X, 64GB RAM, rust 1.66 release mode
pubkey generation cost 13.703447ms
filling up 8 channels cost 1.299627336s
insert on thread_5 cost 204.928433ms
insert on thread_2 cost 202.868308ms
insert on thread_4 cost 219.480851ms
insert on thread_0 cost 213.074428ms
insert on thread_6 cost 213.296481ms
insert on thread_3 cost 234.825416ms
insert on thread_1 cost 218.522672ms

esemeniuc

/* results on 24 threads, Linux, Ryzen 5900X, 64GB RAM, rust 1.66 release mode
mutex st: 3.504602ms
mutex mt 24 threads: 966.566131ms
rwlock st: 4.115984ms
rwlock mt 24 threads: 1.639819526s
parking_lot st: 4.255349ms
parking_lot mt 24 threads: 1.336455132s
try channel st: 18.446771ms
try channel mt 24 threads: 3.152402156s
new channel st: 45.410769ms

esemeniuc

[{
  "address": "16v7w7fKBcw1aJiHae6Ma9rgUQG6MQvgNa",
  "balance": 2551004338039
},
{
  "address": "16v7w7fKBcw1aJiHae6Ma9rgUQG6MQvgNa",
  "balance": "a"
}]

esemeniuc

Chat with Maria

Employee at Musicly first Launched tiktok in US + EU with 10-15 person team

Current Startup

Wants to connect with the influence market Idea: livestreaming app. There are struggles for ppl with ~10k follower count. No contact from brand Example: Korean skin care. There are influencers who have small audiences with very high conversion rates, deep knowledge Looking to pay with stickers, coins, targeting the beauty vertical

esemeniuc

FROM ubuntu:xenial
WORKDIR /root
EXPOSE 1084 1055 2325

#Ports in use:
#panel 1084
#flexlm 1055
#interconnect 2325

RUN apt update && apt install -y wget lsb-core libfreetype6 libxext6 libsm6 libxrender1 libfontconfig1 && rm -rf /var/lib/apt/lists/*;

esemeniuc

import React, {ErrorInfo} from 'react';

export default class ErrorBoundary extends React.Component<{}, { hasError: boolean }> {
    constructor(props: {}) {
        super(props);
        this.state = {hasError: false};
    }

    static getDerivedStateFromError(error: Error) {    // Update state so the next render will show the fallback UI.
        return {hasError: true};

esemeniuc

#!/bin/sh
#
# Copyright (c) 2007 Javier Fernandez-Sanguino <[email protected]>
#
# This is free software; you may redistribute it and/or modify
# it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2,
# or (at your option) any later version.
#
# This is distributed in the hope that it will be useful, but