I'm Ashwani Kumar.
I believe in sharing ideas, knowledge.

Coz it's a best way to keep your brain juicy.

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I love the idea of open source, web-presence, communication, & making things work. When not giving anything back to community, I enjoy photography, swimming, movies.
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Python vs Java - Uses, Performance, Learning

- - posted in Technical | Tagged as java,python | Comments

Python vs. Java: Uses, Performance, Learning

In the world of computer science, there are many programming languages, and no single language is superior to another.
In other words, each language is best suited to solve certain problems, and in fact there is often no one best language to choose for a given programming project.
For this reason, it is important for students who wish to develop software or to solve interesting problems through code to have strong computer science fundamentals that will apply across any programming language.

Symbols Used in Architecture Diagrams

- - posted in Technical | Tagged as architecture,diagrams | Comments

Sometime back I was looking for these standard #symbols to demonstrate level of change for each system and interface.
The key to the symbols used in attached to each of the overall #technical #architecture #diagrams and a full definition is given in this article.

Install Hashicorp Vault on a Credit Card Sized Computer - RaspberryPi

- - posted in Technical | Tagged as security,hashicorp,vault | Comments

We want to discuss about one of growing secret service, which can be used with most of cloud services and DevOps tools. In this guide, will explain about How to Setup HashiCorp Vault on RaspberryPi.

In this blog, we're using the filesystem backend to store encrypted secrets on the local filesystem at ~/Hashicorp/vault-data.
This is suitable for local or single-server deployments that do not need to be replicated. This is not suitable for HA Setup.