Compare Two or More Lists in Excel with ISNA and MATCH

People compare lists (or columns) of information all the time, and Excel provides several easy ways to it. In fact Microsoft sums up several real life examples quite nicely: For financial record-keeping, you often have to compare two lists to find data that appears on one but not on the other. Which new clients need …

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Troubleshooting Arch Linux Wireless Using RF-kill (and Why I’m a Dumbass)

My laptop pwned me the other day, and in the process taught me all about a neat little utility called RF-kill. Here’s the story. One fateful afternoon I carried my laptop from one room into another via walking (gross, I know) to continue working in a fresh environment. After sitting I noticed the little GNOME …

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