Spreadsheets are still useful, but if you do a lot of work with numbers, you'll realize that they have limitations. Spreadsheets like Excel will make you click and drag through columns. If you have a ...

Update once, see everything. Excel dashboard, paste new transactions into tables, refresh pivots & optional Power Query ...

Microsoft Excel for analysts skills include Power Query to trim spaces and merge columns, so you automate cleaning steps and ...

David Gerbing, Ph.D, from Portland State University, explores professional, interactive data visualization for everyone ...

Casey Murphy has fanned his passion for finance through years of writing about active trading, technical analysis, market commentary, exchange-traded funds (ETFs), commodities, futures, options, and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Charlene Rhinehart is a CPA , CFE, chair of ...

If you find yourself running out of HDMI inputs, or want to send the signal from one source to multiple TVs, you'll need either a switch or a splitter. Also called switchers or distribution amplifiers ...

Carolyn Hax writes a daily advice column for The Post and has a weekly live online discussion. Carolyn’s column appears in more than 100 newspapers and includes cartoons by “relationship cartoonist” ...