Install Avian from Source on Linux

Avian is a new cryptocurrency that is on its start. Code based on bictoin core, fees are extra low. The compilation process looks the same. This article should help you some issues, such as install Berkeley DB version 4.8.

Here it is complete process of building Avian with errors and solutions.


Bitcoin Checksum on Bash

Checksum is often used in Bitcoin when generating public key, address. Checksum is a simple method for error-checking data [1].

In Bitcoin blockchain the checksum is generated by running SHA256 function two times in a row.

Important note: need to use sha256 in binary mode for binary data.


Bitcoin checksum on Linux Bash: sha256sum

This is an example used on learnmeabitcoin [1] and this bash analogue gives the same result:

Python: Search Beautiful Address And Its Private key On Tron Network

Tron Network has addresses that start with 'T' and have length 34 symbols. If you wish convenient address like TMYNAME93LRv...91F with 'MYNAME' string, so use my script on Python3.


TronPy Beautiful Address Generator

Generates Tron Network addresses using tronpy library and writes addresses and private keys to log.txt

Mine XMR On VPS Server Lowering CPU Usage

VPS have limited CPU and RAM usage. This is why it is hard to mine on VPS not being blocked for high consumption. I try to mine on Xeon Skylake 1 Core 2 Gb Ram.

1. Optimize Xmrig config.json

Get config.json from Xmrig wizard [1]. After first run xmrig will add many lines to your config. And you need to look at the next lines.

Under randomx object:  "mode": "light" - this makes xmrig uses 256 Mb of Ram.

Under randomx object: "1gb-pages": false - this is by default, use 2mb huge pages.

Install Raptoreum Wallet On Linux

Raptoreum is a new blockchain where you can mine with official miner or also xmrig (from 6.16 release).

1. Install dependencies

apt-get install curl build-essential libtool autotools-dev automake pkg-config python3 bsdmainutils cmake;

apt-get install python3-setuptools libcap-dev zlib1g-dev libbz2-dev


2. Building dependencies

cd depends

make -j4

cd ..


3. Building Raptoreum Core


Install Xmrig on Devuan (Debian, Ubuntu)

Installing Xmrig compiling from sources on Devuan Linux with instructions from


1. Install dependecies

This is needed to compile and link xmrig from sources. Run from ruot or with 'sudo':

apt install -y git build-essential cmake libuv1-dev libmicrohttpd-dev libssl-dev libhwloc-dev gcc-8 g++-8

apt update && apt upgrade


2. Download Xmrig from Git and build

It is an official repository. Run it from non-root user.