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Test Driven Development (TDD) in a nutshell

Jul 24, 2020
Every project has somewhere in the src folder a file called utils.js, Utils.java, utils.py, etc....

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Compress a file in Node.js

Jul 27, 2020
Zip a file in Node.js it's easy using zlib

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Hash text in Node.js

Hash a text using native crypto module in Node JS. No extra dependencies.
Aug 02, 2020
Hash a string in Node.js without extra dependencies

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Upload big files to S3 using Node.js

Stream big files from disk and upload them to AWS S3 bucket using chunks
Jul 29, 2020
Sometimes you need to upload a big file, let say bigger than 100MB. Stream from disk must be the approach to avoid loading the entire file into memory.

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How to configure and use testcontainer in Node.js

testcontainer as a Node.js module to create dynamic containers
Oct 13, 2021

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Full-text search in Node JS - search related data

Search related content using FlexSearch package for Node.js. See an implementation example with Express framewrok
Aug 04, 2020
If you are building a website, e-commerce, a blog, etc., you will need a full-text search to find related content like Google does for every web page.


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How to create files in Salesforce for testing purposes

ContentVersion and ContentDocumentLink creation from Apex
May 21, 2021
Fortunately, dealing with files in Salesforce in a unit text context, is pretty easy.

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How to download a Salesforce file from Node.js

A JavaScript snippet to download a Salesforce file using the Rest API
Apr 20, 2021
Download a file from Salesforce using Node.js


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jsonplaceholder: a free fake API for testing and prototyping

JSONPlaceholder is a free online REST API that you can use whenever you need some fake data.
Sep 13, 2021

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Mysql full text search (search related data)

Search related data in MySQL easily using Match and Against
Sep 01, 2020
Search related data in Mysql it's pretty easy

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Download and save a file in Node.js

Get a file from a server and store it in your disk
May 13, 2021
Download a file in Node.js is pretty straightforward. We are going to make an implementation using native modules. No third parties.

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flexsearch example

A super simple example to show how to index a collection of data and then run a full-text search
Sep 09, 2021
flexsearch It's an awesome package to index in-memory data

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flexsearch tutorial

We are going to build a small example to see how it works.
Nov 10, 2021
It's a module available through npm or yarn to index in-memory data. With this module, you will be able to search or display related data on your site. We are going to build a small example to see how it works.


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Invalid request provided: AWS::AppFlow::FlowCreate - Salesforce integration

This is a common error when a field is mapped in App Flow but it doesn't exist in Salesforce
Nov 19, 2021
Resource handler returned message: "Invalid request provided: AWS::AppFlow::FlowCreate Flow

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Salesforce integration with AWS AppFlow, S3, Lambda and SQS

Send data out of Salesforce with AWS AppFlow service in realtime
Aug 24, 2021
There are many ways to sync up our Salesforce data with third parties. One option is a mix of Salesforce and AWS services, specifically Change Data Capture from Salesforce and AppFlow from AWS.