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Guilherme Gomes
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Data Analysis of Public Telephones on Brazil using R

To begin to learn the basics of R and plot data, I searched online for publicly available data on the Brazilian government site when I founded a dataset of TUP’s - Telefone de Uso Público - (Public...

How to use emojis on HTML

There are mainly two ways to display emojis on your web page, but first: HTML charset To show the correct symbols, inform the web browser of the character set used on your page. Although the UFT...

Setting up an MQTT Broker on Linux

The MQTT stands for Message Queuing Telemetry Transport. It’s a lightweight publish-subscribe protocol that usually runs over TCP/IP, used by IoT devices to send and receive data. MQTT Basics To...