Disable file caching using .htaccess

.htaccess file gives easy way to disable file caching. Caching can be disabled in one all or only one directory. Same applies for file types – disabling can be general or specific file extensions can be selected.   Example one

Example two

Example three

     

MSSQL Server – Enable or Disable a Server Network Protocol

Microsoft describes process of enabling or disabling a Server Network Protocol for MSSQL server as follows: Using SQL Server Configuration Manager To enable a server network protocol In SQL Server Configuration Manager, in the console pane, expand SQL Server Network Configuration. In the console pane, click Protocols for <instance name>. In the details pane, right-click the protocol you… Read More »

RabbitMQ and Windows – Enabling web interface

After installing RabbitMQ search for RabbitMQ Command Prompt and open it with admin privilege like as shown below.   The management plugin is included in the RabbitMQ distribution. Like any other plugin, it must be enabled before it can be used. That’s done using rabbitmq-plugins command:

  Now verify via browser in URL http://localhost:15672/    

Removing Signer Node from Private Ethereum Network

In previous post we added second signer node to our private blockchain Adding Signer Node to Private Ethereum Network This time we will remove first node from blockchain. Those two steps can be considered as blockchain migration from one server to another. It is quite simple, execute in geth  console for both nodes command

The… Read More »

Adding Another Node to Private Ethereum Network

This article is a continuation of the article Private Proof-of-Authority Ethereum Network on Synology NAS Here we describe how to add another node to our private Ethereum development blockchain. Keep in mind that it is private and development platform, so for public node all security requirements may not be met. In previous article we already did… Read More »

Building OpenZeppelin Contracts with Visual Studio Code

Prerequisites : Visual Studio Code – https://code.visualstudio.com/ Solidity support for Visual Studio code – https://marketplace.visualstudio.com/items?itemName=JuanBlanco.solidity OpenZeppelin Contracts – https://github.com/OpenZeppelin/openzeppelin-contracts This article does not claim to be a complete and perfect solution, but this is how it worked for me and might be starting point for you. Install Visual Studio Code, install Solidity extenstion. Extract from… Read More »

Private Proof-of-Authority Ethereum Network on Synology NAS

1. Download Ubuntu installation image and create virtual machine on NAS I started with Ubuntu server version. How to install Ubuntu on Synology 2. Optional – install Xrdp Server (Remote Desktop) on Ubuntu 20.04 https://linuxize.com/post/how-to-install-xrdp-on-ubuntu-20-04/ As my main development computers are Windows-based I preferred to have remote desktop access to Ubuntu server. For some reasons… Read More »