Histogram & Calendar chart This is part 9 of our series and we are going to explore the features of two interesting types of charts that googleVis provides like histogram and calendar charts. Read the examples below to understand the logic of what we are going to do and then test yous ... [Read more...]

INTRODUCTION R Markdown is one of the most popular data science tools and is used to save and execute code, create exceptional reports whice are easily shareable. The documents that R Markdown provides are fully reproducible and support a wide variety of static and dynamic output formats. Using markdown syntax, ... [Read more...]

Annotation & Sankey Charts In the eighth part of our series we are going to learn about the features of some interesting types of charts. More specifically we will talk about Annotation and Sankey charts. Read the examples below to understand the logic of what we are going to do and ... [Read more...]

Introduction R Markdown is one of the most popular data science tools and is used to save and execute code to create exceptional reports whice are easily shareable. The documents that R Markdown provides are fully reproducible and support a wide variety of static and dynamic output formats. R Markdown ... [Read more...]

Table, Org Chart & Tree Map In the seventh part of our series we are going to learn about the features of some interesting types of charts. More specifically we will talk about Table, Org Chart and Tree Map. Read the examples below to understand the logic of what we are ... [Read more...]

Geographical Charts In part 6 of this series we are going to see some amazing geographical charts that googleVis provides. Read the examples below to understand the logic of what we are going to do and then test yous skills with the exercise set we prepared for you. Lets begin! Answers ... [Read more...]

INTRODUCTION iPlots is a package which provides interactive statistical graphics, written in Java. You can find many interesting plots such as histograms, barcharts, scatterplots, boxplots, fluctuation diagrams, parallel coordinates plots and spineplots. The amazing part is that all of these plots support querying, linked highlighting, color brushing, and interactive changing ... [Read more...]

INTRODUCTION iPlots is a package which provides interactive statistical graphics, written in Java. You can find many interesting plots such as histograms, barcharts, scatterplots, boxplots, fluctuation diagrams, parallel coordinates plots and spineplots. The amazing part is that all of these plots support querying, linked highlighting, color brushing, and interactive changing ... [Read more...]

Candlestick, Pie, Gauge, Intensity Charts In the fifth part of our journey we will meet some special but more and more usable types of charts that googleVis provides. More specifically you will learn about the features of Candlestick, Pie, Gauge and Intensity Charts. Read the examples below to understand the ... [Read more...]

Adding Features to your Charts We saw in the previous charts some basic and well-known types of charts that googleVis offers to users. Before continuing with other, more sophisticated charts in the next parts we are going to “dig a little deeper” and see some interesting features of those we ... [Read more...]

Scatter & Bubble chart This is the third part of our data visualization series and at this part we will explore the features of two more of the charts that googleVis provides. Read the examples below to understand the logic of what we are going to do and then test yous ... [Read more...]

Area, Stepped & Combo charts In the second part of our series we are going to meet three more googleVis charts. More specifically these charts are Area Chart, Stepped Area Chart and Combo Chart. Read the examples below to understand the logic of what we are going to do and then ... [Read more...]

Line, Bar and Column Charts Hello everybody! This is the first part of an exciting data visualization series r exercises.com is going to provide you. Data visualization involves the creation and study of the visual representation of data. The increasing amounts of data created by Internet activity make the “... [Read more...]

Shiny Application Layouts – Shiny Themes In the last part of the series we will check out which themes are available in the shinythemes package. More specifically we will create a demo app with a selector from which you can choose the theme you want. This part can be useful for ... [Read more...]

Shiny Application Layouts – Update Input In the ninth part of our series we will see the updated input scenario. This is different from the Dynamic UI example we met in part 8, where the UI component is generated on the server and sent to the UI, where it replaces an existing ... [Read more...]

Shiny Application Layouts – Dynamic UI In the eightth part of our series we will see how we can build a user interface with dynamically generated components. The UI components are generated on the server side with the use of renderUI() and are displayed with uiOutput() on the ui side. Every ... [Read more...]

Shiny Application Layouts – Conditional Panel In the seventh part of our series we will use the rnorm() function to create a UI with a Conditional Panel. This type of Panel is visible only when the value of a JavaScript expression is true. The JS expression is re-evaluated every time shiny ... [Read more...]

Shiny Applications Layouts – Absolutely-positioned panel In the sixth part of our journey through Shiny App Layouts we will meet the absolutely-positioned panels. These are panels that you can drag and drop or not wherever you want in the interface. Moreover you can put anything in them, including inputs and outputs. ... [Read more...]

Shiny Application Layouts-Vertical Layout In the fifth part of our series we will apply the kmeans() function to the iris dataset to create a shiny application. The difference is that now we will display its result vertically. This part can be useful for you in two ways. First of all, ... [Read more...]

Shiny Application Layouts – Navbar Page Features In the fourth part of our series we will see some of the most important features that a Navbar page provides in order to enhance the appearance of our shiny application. We will use the “Cars” app which we built in Shiny Application Layouts-Navbar ... [Read more...]