Ivan Tomica

Tag: Linux

Total 40 Posts

mu4e on Fedora

Since recently I’m an Emacs user, and as such I like to have my Emacs everywhere. Including on the laptop which runs Fedora 30 at this moment. One of the most crucial things for me is email, which is being handled by mu/mu4e. And since I was unable to google

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My Vim configuration

Although recently I’ve switched most of my workflow into the Emacs 😈 I still edit things here and there in Vim. Vim doesn’t have many nice and fancy features enabled by default, but that’s OK, I like it light. But not so light… soo… this post will show configuration options

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PostgreSQL online VACUUM with pg_repack

Those familiar with PostgreSQL know how it internally manages blocks for storing data and how when you delete some entry it is only marked dead (dead tuples). In order to reclaim space VACUUM needs to be run. Vacuuming database won’t give that space back to the operating system, instead, it

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Reboot with kexec on Ubuntu 18.04

First off, what is kexec? – It is a system call that enables you to load and boot into another kernel from currently running kernel. That effectively means; doing reboot without going through the whole POST/Firmware load process. To use kexec we can rely on systemd to handle process for

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Remove EFI grub timeout

Ever since I’ve set up EFI boot on my machine using grub I had this issue with timeout option not wanting to go away. Digging into the issue I first looked at /boot/grub/grub.cfg where I found this piece of code: “This is weird” I said to myself, where does that

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Moving Ubuntu to Root-on-ZFS

My main rig is running Ubuntu 18.04. To be more precise I opted out at install time to use Ubuntu Mate 18.04 but later on installed AwesomeWM and use that instead now. But without digressing much, I decided it was time to move my root (/) to ZFS. Why? –

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Fixing URxvt copy/paste

URxvt, or if you wish to call it rxvt-unicode, has this weird thing turned on by default where it binds ctrl+shift keys to all sorts of insanity (keycap picture insert mode and stuff like that). Dammit, I want my “normal” terminal behavior back! By “normal” I think that if I

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Hide Tab-Bar in Firefox Quantum

When Firefox decided to change the shell of the browser and move to WebExtensions (same format of extensions as used by Chrome) you have not been able to change the interface as you wished anymore via browser extension. I was using TabMix Plus, and later one Tree Style Tab extensions

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