| dec_two | Function that returns numeric values with 2 decimal numbers. |
| getDatasetFeaturesFromGEOcode | Function that reads in the GEO code of a dataset, and returns the complete gene expression dataframe by printing its features (if requested). |
| getGeneExpressionFromGEO | Function that reads in the GEO code of a dataset, and returns the gene expression dataframe. |
| readUrl | Function that reads in a URL to check and verifies if it exists (function written by Janko Thyson @rappster and taken from https://stackoverflow.com/a/12195574 ) |