Monthly Archives: March 2020

Fabric CA Step by Step – Part 2

Restart Fabric CA server. This time we don’t use -b switch since we have a fabric-ca-server-config.yaml from previous run. Even if we used -b switch it will be ignored. note that it says 2020/03/27 10:38:13 [INFO] The CA key and … Continue reading

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Step by Step with Fabric CA

fabric-ca-server (v. 1.4.5) can be started without giving it any config or its own self-identity (public cert and private key) from an empty directory run below command. in below bob is the bootstrap user and bobpw is his password. we … Continue reading

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Steps to add Like button to your custom installation of wordpress

WordPress (WP for short) does not come with any like button functionality built-in. You have two choices to add the like button. Use a 3rd party plugin. The caveat with these is that they will send your data to a … Continue reading

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What is Quantum Computing – Part II

1. Summary Definition (from Jack Hidary’s book): A quantum computer is a device that leverages specific properties described by quantum mechanics to perform computation. A quantum computer is not a parallel computer. Any quantum computation is described by a series … Continue reading

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Fabric JIRA queries and links to uncommon resources

To see the issues that I am watching (https://stackoverflow.com/a/45876107/147530) https://jira.hyperledger.org/browse/FAB-17584?jql=key%20in%20watchedIssues()%20ORDER%20BY%20created%20DESC or navigate to Issues -> Search and type key in watchedIssues() ORDER BY created DESC To see the issues I have filed https://jira.hyperledger.org/browse/FABN-1234?jql=reporter%20%3D%20siddjain or type reporter = siddjain in search … Continue reading

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A note on how environment variables are handled in Bash

Say you h​ave a bash script that looks like where some_program ​is just some executable. Further this script is executed like Observation: the variable FOO=bar ​will make it to some_program ​whereas SOME_VARIABLE=hello ​will not. To pass SOME_VARIABLE=hello to some_program turn … Continue reading

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Debugging Go code with Delve Command Line Debugger

This post contains some notes on how to debug Hyperledger Fabric codebase that is written in Go. It is not meant to be an exhaustive tutorial and there can be gaps in documentation. The intent is to capture some notes … Continue reading

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