Category Archives: linux

Linux-Fu: Help Messages for Shell Scripts and Here Documents

Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a separate echo command for each line.  Or you could use the “here document“.

The “here document” …read more

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Posted in bash, Hackaday Columns, here document, linux, linux hacks | Leave a comment

Linux Fu: Keep In Sync

Once upon a time, computers were very expensive and you were lucky to have shared access to one computer. While that might seem to be a problem, it did have one big advantage: all of your files were on that computer.

Today, we all probably have at least a desktop …read more

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Posted in cloud storage, file synchronization, Hackaday Columns, linux, linux hacks, sync, syncthing | Leave a comment

Ubuntu Update Hack Chat

Join us on Wednesday, July 22 at noon Pacific for the Ubuntu Update Hack Chat with Rhys Davies and Alan Pope!

Everyone has their favorite brands, covering everything from the clothes they wear to the cars they drive. We see brand loyalty informing all sorts of acquisition decisions, not only …read more

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Posted in appliance, desktop, distro, gnome, Hack Chat, Hackaday Columns, IoT, linux, server, snap, ubuntu, unity | Leave a comment

Linux-Fu: Parallel Universe

At some point, you simply run out of processing power. Admittedly, that point keeps getting further and further away, but you can still get there. If you run out of CPU time, the answer might be to add more CPUs. However, sometimes there are other bottlenecks like memory or disk …read more

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What’s the Deal With Snap Packages?

If you follow Linux news, you’ve probably already heard about the debate over snap packages. Developed by Canonical as a faster and easier way to get the latest versions of software installed on Ubuntu systems, the software has ended up starting a fiery debate in the larger Linux community. For …read more

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Posted in apt, canonical, Current Events, distribution, Featured, Interest, linux, snap, Software Development, ubuntu | Leave a comment

Netbooks: The Next Generation — Chromebooks

Netbooks are dead, long live the Chromebook. Lewin Day wrote up a proper trip down Netbook Nostalgia Lane earlier this month. That’s required reading, go check it out and come back. You’re back? Good. Today I’m making the case that the Chromebook is the rightful heir to the netbook crown, …read more

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Posted in chromebook, computer hacks, crostini, crouton, dual boot, Hackaday Columns, laptops hacks, linux, netbook | Leave a comment

Seeing Code: The Widescreen Rant

A couple of weeks ago, Linus Torvalds laid down the law, in a particularly Linusesque sort of way. In a software community where tabs vs. spaces can start religious wars, saying that 80-character-wide code was obsolete was, to some, utter heresy. For more background on how we got here, read …read more

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Posted in code style, Hackaday Columns, holy war, linux, newsletter, Rant, rants, terminal | Leave a comment

ZRAM Boosts Raspberry Pi Performance

Linux is a two-edged sword. On the one hand, there’s so much you can configure. On the other hand, there’s so much you can configure. It is sometimes hard to know just what you should do to get the best performance, especially on a small platform like the Raspberry Pi. …read more

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Posted in linux, linux hacks, Raspberry Pi, swap file, virtual memory, zram | Leave a comment

New Breakout Board for Grid-EYE Thermal Sensor

Panasonic’s Grid-EYE sensor is essentially a low-cost 8×8 thermal imager with a 60 degree field of view, and a nice breakout board makes it much easier to integrate into projects. [Pure Engineering] has created an updated version of their handy breakout board for the Grid-EYE and are currently accepting orders. …read more

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Posted in AMG8833, CH341A, GRID-EYE, grideye2, groupgets, linux, linux hacks, Microcontrollers, Pure Engineering, PureModules, Thermal, usb | Leave a comment

Linux Command Line Productivity with tmux

It is no secret that most Linux power users use the shell for many tasks, as for people who know what they are doing, it can be quite efficient. In addition, there are some tasks that can only be carried out from the command line, although their number shrinks every …read more

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Posted in command line, linux, linux hacks, terminal, tmux | Leave a comment