Learn how to read a stock chart to make smarter, more calculated, and confident trading and investing decisions.

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The ggplot2 package is one of the most potent tools in R for creating custom, high-quality visualizations from data. It supports everything from simple bar charts to complex scatter plots that uncover ...

Mermaid, the open source diagramming and charting tool, has long been popular with developers for its ability to create diagrams using a Markdown-like language. As is often the case, Mermaid ...

In addition to ensuring that every R developer is using the same official style, we also hoped this package would make data visualization in R more user-friendly for those who are newer to programming ...

Bar charts and pie charts are two common ways of representing data, and while they can sometimes be used interchangeably, they don’t make sense for every type of dataset.

In Microsoft Excel, to draw attention to a specific marker in a line chart, drop in a thin line, think of it as a marker.