- TwitterHistogram(ValList, BinSize, FileName)
This function takes a list of values ValList, a bin size and a file name as
inputs and generates a histogram of the values, with the specified bin sizes,
and exports this histogram to ExportFigs/FileName.png.
The inputs of the function are:
- ValList: A list of values used as data in histogram
- BinSize: The (approximate) size of the bins in the histogram
- FileName: The name of exported .png file with the histogram
The function has no returned output, but exports a histogram as detailed
The x-axis tick labels in the histogram are set to the form "Day 1", "Day 2"
etc. if the ValList contains data spanning more than 24*3600 (seconds);
otherwise, the ticks have their default value.