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how to To create a genesis block

Main.h

Delete Both Main Merkle & Genesis Merkle (example)
Main genesis block

static const uint256 hashGenesisBlock("0x000004611c87517dfd29fe7f34bd6da2e1ad3d305ac12afe80a3229069390f68");
To

suryapratap1

sudo apt-get remove qtcreator                   //This will remove just the qtcreator package itself.

sudo apt-get remove --auto-remove qtcreator   //Uninstall qtcreator and its dependencies
                                               
sudo apt-get purge qtcreator            //If you also want to delete your local/config files for qtcreator then this will work.


sudo apt-get purge --auto-remove qtcreator    //Or similarly, like this qtcreator

suryapratap1

sudo apt-get install build-essential

sudo apt-get install qtcreator

sudo apt-get install qt5-default


# Install documentation and examples

//If Qt Creator is installed thanks to the Ubuntu Sofware Center or thanks to the synaptic package manager, documentation for Qt Creator is not installed. Hitting the F1 key will show you the following message : “No documentation available”. This can easily be solved by installing the Qt documentation:

suryapratap1

// Log in to your server as the root user.

local$ ssh root@server_ip_address

//Use the adduser command to add a new user to your system.

// Be sure to replace username with the user that you want to create.

adduser username

suryapratap1

$ wget http://download.qt.io/official_releases/qt/5.10/5.10.0/qt-opensource-linux-x64-5.10.0.run

$ chmod +x qt-opensource-linux-x64-5.10.0.run

$ ./qt-opensource-linux-x64-5.10.0.run

suryapratap1

# LINUX: Download the Linux 64-bit command line client and extract it
wget https://downloads.getmonero.org/linux64
tar jxvf linux64

# MAC: Download the Mac command line client and extract it
wget https://downloads.getmonero.org/mac64
tar jxvf mac64

# WINDOWS: Create a new folder with Windows File Explorer, and use your web browser to download the following file to the new folder
https://downloads.getmonero.org/win64

suryapratap1

        assert(block.hashMerkleRoot == uint256("0x38ca78a781d3c571a681ea2241ffb1e0d89bd1ecd3499f1bf6edeaa8751e7151"));

        // If genesis block hash does not match, then generate new genesis hash.
       if (false && block.GetHash() != hashGenesisBlock)
       {
           printf("Searching for genesis block...\n");
           // This will figure out a valid hash and Nonce if you're
           // creating a different genesis block:
           uint256 hashTarget = CBigNum().SetCompact(block.nBits).getuint256();

suryapratap1

#include "assert.h"

#include "chainparams.h"
#include "main.h"
#include "util.h"

#include <boost/assign/list_of.hpp>

using namespace boost::assign;

suryapratap1

1-    Log in to your server as the root user.

2-     local$  ssh root@server_ip_address2-2

 #   Use the adduser command to add a new user to your system.

 #   Be sure to replace username with the user that you want to create.

        adduser username

suryapratap1

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