Category Archives: macOS

diff (A Linux Command)

diff is one of my favorite Linux commands, which is very useful. What does it do? It does compare two text documents and shows their differences if there are any. The syntax is as simple as diff textfile1 textfile2 and … Continue reading

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Installing gfortran on macOS Sonoma

Yesterday, I was helping a physics graduate student install gfortran on his MacBook running on Sonoma. The installation of gfortran is easy. One can use homebrew (I recommend it) to install gfortran. If you don’t have homebrew already installed on … Continue reading

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Installing Maxima on Old Mac

I am still using an old MacBook with OS X 10.10 (Yosemite). I can no longer install Maxima using MacPorts there. Luckily I stumbled upon a Maxima installation instruction at The MaximaList. It worked out nicely and I was able … Continue reading

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