Exploring R's Bugzilla

Overview

Questions

• Have you used or worked with Bugzilla before?

Objectives

• Work with some simple functionalities of Bugzilla to create tabular/graphical reports.
• Explore R's bug database.

Introduction

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This lesson is divided into various challenges that you can try. Please refer to the Bugzilla webpage for all the challenges below.

Challenge 1: Locate the reports!

Once your are on the Bugzilla webpage, follow the instructions below to locate the reports:

• Go to reports
• Select Graphical Reports
• Alternatively, you could select the Tabular Reports
• Just ignore chart-specific instructions!

Output

OUTPUT

[1] "There will be a screenshot of the solution here. Will be added soon!"

Challenge 2: Understanding the Resolution tab!

• On the horizontal axis, select Resolution
• Go to the Resolution selection box, scroll to the end, press the Shift key as you click MOVED, so that all resolutions are selected
• Click the Generate Report button to create a bar chart
• Review the different resolutions
• How many bugs are open (have resolution ---)?

Show me the solution

Will be added soon! You can add a line with at least three colons and a solution tag.

Challenge 3: Exploring a new report (Component)!

• Start a new report
• On the horizontal axis, select Component
• Check the box to specify vertical labels
• Select only Resolution --- and generate a bar chart
• Discuss the results:
  • Which are the components with most/least open bugs?
  • What do all the components mean?
  • Which topics are you the most interested in?

Show me the solution

Will be added soon! You can add a line with at least three colons and a solution tag.

Challenge 4: Exploring another report (Version)!

• Start a new report
• On the horizontal axis, select “Version”
• Check the box to specify vertical labels
• Select only Resolution --- and generate a bar chart.
• Discuss the results:
  • What is the oldest version of R in an open bug report?
  • What year was this from?

Show me the solution

Will be added soon! You can add a line with at least three colons and a solution tag.

Challenge 5: Walkthrough one more report (Status)!

• Start a new report
• On the vertical axis select Status
• on the horizontal axis select Number of comments and generate a Line Graph
• Discuss the result:
  • what can you infer from this summary?

Show me the solution

Will be added soon! You can add a line with at least three colons and a solution tag.

Challenge 6: Bonus Challenge!

• Start a new report
• On the horizontal axis, select “Assignee Real Name” and generate a bar chart
• Who is the odd one out?! Clue: https://www.r-project.org/contributors.html.

Show me the solution

Will be added soon! You can add a line with at least three colons and a solution tag.

Keypoints

• Use the Bugzilla webpage to complete the exercises in this lesson