After apt install git, git –version may report a release behind the version on Git’s source page. That version line gives me pause: the install command alone does not identify the release you get. Set the Git release you want as the install target. Then choose the version source that can provide it. Choose the
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The chmod +x command sets the executable bit on the AppImage. I find that small checkpoint useful because it concerns whether Linux can run the file, not the sketch. Bring the sketch you want to write into focus. Then see where the desktop IDE fits in getting it ready for a board. What Arduino IDE
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With mkdir -v -p project/src/assets, each created directory gets its own line. I love how that output makes each new level visible. Choose the directory path you want ready, either beneath your current directory or starting at the filesystem root. See what mkdir creates at that resolved location. What mkdir creates On a GNU Coreutils
The mkdir command in Linux Read More »
With echo ‘mississippi’ | tr -c ‘s’ ‘z’, the final z replaces the line break, so the prompt appears on the same line. I couldn’t resist digging into why tr treats that ending as part of the transformation. Follow tr’s character transformation from standard input to standard output. Choose the operation by deciding which characters
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Ubuntu’s status report can show the clock synchronized while the Time zone row still reads Etc/UTC. That split stands out to me: synchronization keeps the clock aligned, while the timezone sets regional display. You’ll be able to identify the setting that makes Ubuntu report local time for the region you need. First, compare the local-time
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An /etc configuration file describes the host, not a user’s personal settings. I was surprised that such a plain path carries that machine-wide role so clearly. You’ll learn to distinguish host-specific settings from data intended to be shared. You can see how the FHS assigns roles to familiar paths. What the FHS standardizes The Filesystem
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When an unwanted command sits at history number 262, deleting an earlier entry can move it to a new number. I’m fascinated by that shift: Bash numbers positions in a live list, not permanent command identities. Have Bash display the numbered entries in its active list. See how the session list relates to the file
How to delete a single command from history in Linux? Read More »
df -h /var can show the filesystem mounted at /, not a size for /var itself. I’m intrigued by how a path can lead to a mount’s space report instead of a directory total. You’ll get a clear sense of what each capacity column measures. Turn to df’s report and read its capacity figures alongside
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In the redirection example, exec-output.log receives both output streams, then “back on terminal” appears on the terminal. I appreciate how the file descriptors make the shell’s output destinations visible. You’ll connect that result to the scope of Bash’s builtin, rather than treating exec as a command that always launches a program. You can see whether
Exec command in Linux: Replace Shells and Redirect Output Read More »
An ARM image on a distro’s download page can change the shortlist when your project targets that hardware. I value architecture as a concrete part of the distro choice, beyond desktop appearance. Move from the hardware detail to the distro’s own tradeoffs. Compare the software it provides with the pace of its updates. A distro
9 Best Linux Distros For Programming Read More »