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Thursday, April 28, 2022

Error Message Hardhat debugging error unsupported engine hardhat, current node v18

Error message

npm WARN EBADENGINE 

Unsupported engine {

package: 'hardhat@2.9.3',

required: { node: '^12.0.0 || 14.0.0 || 16.0.0' }

current: { node: 'v18.0.0', npm: '8.6.0' }

}

Uniqtech

 

It may be surprising that to use the latest smart contract development tool Hardhat, you will need to use an older version of Node.js, NOT the current node.js 18. Revert it to node 12, 14, 16.



Friday, April 22, 2022

Getting Started with Twilio for Developers

 Twilio mark up language TwiML

<Response> <Say> <Play> <Gather>. There are more we haven’t listed here.

Example markup file:

<?xml version="1.0" encoding="UTF-8"?>

<Response>

    <Say>Thanks for calling!</Say>

</Response>

https://www.twilio.com/docs/glossary/what-is-twilio-markup-language-twiml

Natural Language Processing with Twilio

NLP with Twilio

https://www.twilio.com/docs/glossary/what-natural-language-processing-nlp

Twilio No Code Solution

No-code development using Twilio Studio, drag and drop, link to make your twilio app.

Twilio Video

Functionality: use command line auto generate an URL utilizes programmable video 
Functionality: video calls

Big Numbers You Should Know - Technical Interviews, Power of 2

 

Big Numbers You Should Know Technical Interviews Power of 2. 

KB kilobyte, megabytes MB, GB gigabyte, TB terabyte, Peta, Exa, Zetta, Yotta

Udacity illustrates PCA


Udacity uses this analogy to illustrate how to convert a long run-on sentence into a short phrase "I had a coffee and a pastry."

Yarn package manager

 #Installing all the dependencies of project

$yarn

https://classic.yarnpkg.com/en/docs/usage

# Starting a new project

yarn init

"Yarn is a package manager for your code. It allows you to use and share (e.g. JavaScript) code with other developers from around the world."

Flask 2022

 increase jinja2 template cache limit from 50 to above. to speed up flask app significantly source: One line of code cut our Flask page load...