Rafael Queiroz

TypeScript: if you are using TS you need to know it! (it happens in angular and reactjs as well!)

AES - Encrypting a PDF file with Python

Node.js: MySQL Integration - How to connect and perform SQL statements from Node.js

node.js/express: Simple handling of GET and POST requests

Git: Working with remote repositories using GitHub

Python - Plot histogram with Pandas - Statistical Inference

JS/NODE: Handling Date format with native JS

JSON conversion: Built-in functions to convert a string in JSON format to a python object

Flutter: AlertDialog and Toast/SnackBar

Running mongodb in a docker container using your windows

Hashlib/Python: Using HASH functions MD5 and SHA256

Flutter: Creating a first Flutter project using Android Studio

Springboot – Returning HTTP response code based on ResponseEntity

Creating a pipeline (CD) for deploying ReactJS based on a Github repository - Docker usage example

DBA certification trainning (c100dba): Using Fulltext search with MongoDB

JS Intro: Working with lists - a form validation use case

JS - Numeric data type - int or float?

GIT: Using cherry pick - an easy way to copy a commit to your branch

Threads Management – how to synchronize threads execution with semaphores

JavaScript libraries: When to use DEFER and ASYNC.

JavaScript: A native function to display only distinct options for a SELECT field

PHP in Java - A Study case using Glassfish for installing dotProject and SugarCRM

File upload in web applications: use case using node.js express and Multer. FULL EXAMPLE

Node.js and mongoDb - The $lookup operator: Performing join on mongodb collections.

Express with HTTPs: configuring your localhost on windows OS using OpenSSL (Node.js)

Exception handling with Dart/Flutter

Sequelize 1:N relationships (hasMany): Using framework to read compose objects automatically.

Using MySQL with Sequelize: Many to Many relationships (node.js/ORM)

Redis: Using Node.JS for writing and read values using this NoSQL key/value database

Power BI - Lets use JSON for building Visualizations Dashboards: Filter and explore data.

Neo4j - Complete ETL experience: Extract from CSV file Transforming with Node.js and Load in Neo4J.

Redis: Working with List datatype within the most popular key/value NoSQL database for caching

byte[] to BLOB: How to read and write byte[] from JAVA to a MySQL database

Row level security (RSL): Creating and using roles from Power BI Desktop

Synchronized methods or Semaphores?

runOnUiThread:Simpliest solution to NetworkOnMainThreadException and CalledFromWrongThreadException

Test coverage: A complete example using JEST

Program a Python ChatGPT client with the help of ChatGPT (openai.Completion.create + davinci engine)

PowerBI: Accessibility features - using tab order for proper report navigation.

CSS Transition: Simple and native way for smoothly effects in your DHMTL applications

Building a Map Visual in Power BI for presenting HDI per country - Complete Experience

GIT: STASH OR RESET? How UNDO changes on your branch without lose it. Return to last safe commit.

Nested classes: Inner and outer classes concepts

Clustered Column Chart: analyzing revenue ($) by Industry type and Year

Using MySQL with Sequelize: One to One relationships (Connect in mysql using nodejs)

Building a barchart web dashboard using Plotly, node.js (express) and MySQL. (complete example)

Sequelize: writting SQL filters with this popular ORM framework (Connect in mysql using nodejs)

Android: Plain Text HTTP Requests - Configuring Network Security

openAI/ChatGPT: Using embeddings for training your dataset based on organizational documents (FULL)

Exam PL-300: Microsoft Power BI Data Analyst: The whole process - from scheduling to approval

Responsive iframe height according to the screen size (mobile x desktop)