Challenge: Alter your existing charting code so that the time series line is shown in green when the stock has risen over the period and red when it has fallen.
- [Instructor] In this challenge,…you'll amend the visualization…so that if the first price was higher than the last,…the chart line was red instead of green.…Remember you can run the Visualization Harness project…to show the visualization.…At the moment, the code uses a hardwired seed…for the ramp in number generation.…It's one.…If you remove this, the prices will be different every time.…So sometimes the final price will indeed be lower…than the starting price.…This challenge should take you about 20 minutes.…When you're done, make sure to check out my solution video,…where I'll show you how I chose to approach this.…
- Defining values and calling functions in F#
- Defining and identifying discriminated unions
- Working with if-else expressions
- Writing unit test
- Using type providers to access data
- Analyzing data with collection functions
- Plotting data using the R type provider
- Using railway-oriented programming to handle errors
- Integrating with Twitter
- Deploying an F# application to Azure
Skill Level Intermediate
1. Get Started with F#
2. Build a Simple Parser with Unit Testing
3. Use F# CSV Type Provider to Get Data
4. Analyze Data with F# Collection Functions
5. Use RStats Provider and ggplot2 to Plot Data
6. Use BoxKite with Twitter
7. Deploy a Working Bot
Next steps1m 46s
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