A CRM on the command-line, with abook May 6, 2025

Git: stop tracking previously tracked file April 13, 2025

awesome: bind Print Screen key to take screenshots March 22, 2025

20-line TOTP generator on the command-line March 21, 2025

Retrieve the GPG key pair of someone given their GPG fingerprint March 17, 2025

Set up a Minimum Viable Desktop (MVD) with GNU/Linux Trisquel netinstall March 9, 2025

Mask color font in st’s source code so st does not crash when trying to display emoji March 8, 2025

I tried to fix st’s emoji display problem by installing libXft-bgra from source March 8, 2025

Make st the default terminal on GNU/Linux with AwesomeWM March 8, 2025

Follow websites, blogs, podcasts and people you like with a RSS reader February 28, 2025

PyPI contains proprietary (non-free) packages February 26, 2025

Save an article from newsboat’s RSS reader to an .epub file February 26, 2025

Install Watson from source on GNU/Linux February 25, 2025

Check (reverse) dependencies of a package. February 25, 2025

Build a webpage with multiple RSS entries (on the same page) February 23, 2025

Markdown: add tags/hyperlinks, for example for a table of contents within a single page February 19, 2025

Reduce spaces before and after a list of items February 19, 2025

Open a URL from a pdf file in xpdf February 15, 2025

Wikipedia with no distractions February 15, 2025

LaTeX: tell LaTeX not to hyphenate a list of words February 15, 2025

Git: merge the last two commits into one commit February 15, 2025

LaTeX: frame text in a box February 15, 2025

Make a file executable February 14, 2025

Copy the last command ran to a file February 14, 2025

Use git via email February 8, 2025

Redirect Wikipedia links to https://encyclopedia.marginalia.nu/ December 20, 2024

GPG: sign file, make detached signature, verify file December 20, 2024

git: clone a local repository locally December 20, 2024

Simple calculator on the command line December 3, 2024

Post a message to your twtxt file with no client November 29, 2024

Short roadmap & resources to learn to use LaTeX November 22, 2024

Set up and start using GPG with Mutt: sign & encrypt messages October 5, 2024

Where to search for answers about usage of GPG? October 5, 2024

Copy from xterm to clipboard September 22, 2024

Mount, unmount and power-off a LUKS-encrypted volume September 22, 2024

Back up LUKS’s header of an encrypted volume September 22, 2024

Mount a USB device, e.g. a USB stick or a hard drive September 19, 2024

A decluttered, minimal and customised desktop with netinstall Trisquel GNU/Linux September 19, 2024

Check if Swap partition is active September 19, 2024

Show the total size of a folder recursively with du September 12, 2024

Remove metadata from a file e.g. a photo with mat2 September 12, 2024

Remove all files except one with find and rm September 12, 2024

Strikethrough text in LaTeX September 12, 2024

Add inline notes with automatic numbering using HTML, CSS and Markdown September 10, 2024

Hightlight text using Markdown, CSS and HTML September 10, 2024

Browser extensions I use September 8, 2024

Check log entries after crash on GNU/Linux with journalctl September 4, 2024

List files of a zip archive file without unzipping it with zip September 4, 2024

Create a “self-deploying” website (no server to manage) with Codeberg Pages September 4, 2024

Git: Push only the last commit to remote September 3, 2024

Git: Move all non-pushed commits to a new branch September 3, 2024

Git: Only merge the last commit of a specific branch to the main branch September 3, 2024

Abook: Show birthdays for the next 30 days September 3, 2024

Move message to another folder in Mutt September 1, 2024

Log in into a text-based session (tty) August 29, 2024

Find out how much memory (RAM) a laptop has with free August 27, 2024

Remapping the key Caps Lock as Ctrl on GNU/Linux August 27, 2024

Delete all emails at once in Mutt August 27, 2024

Git: Select which staged files to commit August 27, 2024

Git: Check which branch.es have been merged with the main branch August 27, 2024

Sum up a column of numbers in a text file from the command line with Datamash August 27, 2024

Test internet speed from command-line interface with speedtest-cli August 27, 2024

Git: Add the keyid of a signing GPG keypair to git config and sign commits August 10, 2024

Display mailboxes in Mutt’s sidebar August 10, 2024

Display Notmuch search results with Mutt August 5, 2024

Look up U.S. Zip codes from the command line offline August 2, 2024

Less: do not wrap lines - use horizontal scroll to browse full lines August 2, 2024

(Solved) Mutt sends an empty email when I click on a mailto: link in Abrowser July 21, 2024

Memo: Mutt’s Index flags July 20, 2024

Convert text to an ASCII art slanted text banner July 20, 2024

Adjust delay between audio and video in VLC July 19, 2024

Reverse (flip) the order of rows of a text file with tac July 18, 2024

Convert an HTML webpage into a “clean” Markdown file July 16, 2024

Curate your own web, search your own web with lieu July 15, 2024

Generate a fake list of name, email address, phone number and more with faker July 15, 2024

sdcv: an offline dictionary you can query from the command line July 13, 2024

Display the conjugation of French and Italian verbs in the terminal July 12, 2024

Git: Change the color of git’s output e.g. git diff July 12, 2024

Pass the output of french-conjugator (verbiste’s cli) to less July 12, 2024

Delete large log files with ncdu - “no space left on device” July 7, 2024

Install and run Libretranslate on your computer July 7, 2024

Add a dictionary to sdcv (Stardic’s cli) July 6, 2024

Look up the definition of a word in a specific dictionary with sdcv July 6, 2024

Create a YAML template with variables to pass when compiling a pdf with Pandoc June 21, 2024

Run a command on the output of a first command June 21, 2024

Increase line spacing when compiling a pdf with Pandoc June 21, 2024

Pass sdcv’s output to less June 20, 2024

Create a contingency table (a.k.a. cross tabulation) with Datamash June 18, 2024

Set up msmtp to queue ‘sent emails’ when you are offline June 18, 2024

Highlight current date with Cal (cli) June 17, 2024

Find and connect to WiFi networks from the command line with nmcli June 17, 2024

Show decimal numbers with bc June 17, 2024

Shifts in consonance from English to German May 29, 2024

Turn a pad into a website with Cryptpad and Codeberg Page (no code) May 29, 2024

Change margins when producing pdf files with Pandoc May 10, 2024

Are technologies making us blind? May 7, 2024

Display JPEG attachment in Mutt May 1, 2024

Remove all git files from a local repository May 1, 2024

Guidelines for password management for small and medium organisations May 1, 2024

Modify permission to make a Bash script file executable with chmod May 1, 2024

Count number of page(s) of one or multiple pdf files with pdfinfo, grep and awk April 8, 2024

Cooperatives & non-profits offering email addresses and mailboxes April 6, 2024

Delete all your emails at once from ProtonMail’s servers April 6, 2024

Remove pages from a pdf file from the command line with pdfseparate and pdfunite April 3, 2024

Create and populate a file from the command line with cat April 3, 2024

Display a .csv file as a table in the terminal with Visidata April 3, 2024

Convert a .ods file to a .csv file from the command line with libreoffice April 3, 2024

Send an email from the command line with msmtp April 2, 2024

Remove a specific range of files at once from the command line April 2, 2024

Convert a PDF to 2 pages per sheet from 1 page per sheet from the command line with pdfxup April 2, 2024

Use old programmes March 30, 2024

Git: Show changes (diff) that are staged March 30, 2024

Add a second email account to your Mutt, msmtp, mbsync configuration March 24, 2024

Resize an image on the command line with the utilty convert March 22, 2024

Unzip (decompress) and extract files from a .tar.gz file March 22, 2024

Remove page numbers when producing a .pdf file using Pandoc March 19, 2024

View PDF attachments as text in Mutt March 19, 2024

Digital accessibility & inclusivity March 13, 2024

Downloads all your emails from ProtonMail with mbsync March 11, 2024

Free does not mean gratis: lexical clarifications towards digital literacy February 26, 2024

Git: Commit only partial changes of a file February 24, 2024

Git: Checkout partial changes of a file interactively February 24, 2024

Check for existing SSH keys February 24, 2024

List available fonts on a system from the command line with fc-list January 24, 2024

Copy a file from your local machine to a remote server with rsync January 22, 2024

Indent multiple lines in Vim January 21, 2024

Show file permissions on the command line with ls January 21, 2024

Append text at the end of a line with Sed January 21, 2024

Port (computer networking) cheatsheet January 21, 2024

Grep multiple patterns (words) occuring at the beginning of a line January 21, 2024

Grep multiple patterns January 21, 2024

Cooperatives offering digital technology services January 13, 2024

Renew LetsEncrypt certificates & set up auto-renew with cron January 11, 2024

Multiply field’s (column’s) entries and sum them up with awk January 6, 2024

Reading path from past to present January 5, 2024

Sum values per group (of a text/data file) from the command line with Datamash January 4, 2024

Memo to change permissions in absolute modes with chmod January 4, 2024

You don’t need new apps (or to search the web) to get things done January 4, 2024

Convert files to .ogg from .flac from the command line with ffmpeg January 4, 2024

On telling others “proprietary software is bad for you”, and the argument of reciprocity. January 4, 2024

Show SSH’s key fingerprint December 7, 2023

Part 2: Connect to shared server (VPS) using SSH December 7, 2023

Show the release (“version”) of the kernel on GNU/Linux December 7, 2023

The caps lock behaviour is reversed on GNU/Linux December 7, 2023

Automatically indent HTML tags in Vim December 1, 2023

Add a new website to a server running nginx, LetsEncrypt HTTPS and Certbot November 19, 2023

Backup /etc/letsencrypt directory with rsync from remote server to local machine November 17, 2023

Prepend multiple files with a pattern with the command line with Bash November 17, 2023

Switch default browser from the command line November 13, 2023

View content of a tar.gz archive without extracting with tar October 26, 2023

Compress multiple directories (folders) with gzip October 26, 2023

My .muttrc file October 3, 2023

Start using Mutt: a setup with GPG, mbsync, msmtp and notmuch October 3, 2023

Git: Change the email address git uses October 1, 2023

Set up your own webserver (& webpage) with nginx, LetsEncrypt and Certbot September 29, 2023

Remove “Save in password manager” option in GPG pinentry September 28, 2023

Uncomment a line with sed (i.e. delete #) September 26, 2023

Change the time zone used by date on GNU/Linux September 25, 2023

Set up a VPS with Trisquel GNU/Linux NetInstall September 24, 2023

[Solved] Permission denied (publickey,password) with correct password September 23, 2023

Change root password on GNU/Linux September 23, 2023

Undelete a message in Mutt September 22, 2023

Show size of a file from the command line with ls or du September 20, 2023

GPG: Show the keyID of subkeys September 20, 2023

GPG: Show or export GPG public key September 20, 2023

Vim: Error “E212: Can’t open file for writing” September 14, 2023

GPG: Show the key ID of key used to encrypt September 6, 2023

Create and store email aliases for Mutt September 3, 2023

Append multiple lines at the end of a file with cat September 3, 2023

Set up your own instance of Jitsi August 31, 2023

Send an email from the command line with Mutt August 30, 2023

Justify text in Vim August 29, 2023

Set Mutt to store deleted messages in the trash folder August 29, 2023

Check whether a package is installed on GNU/Linux August 26, 2023

Check whether a package is available in the repository of a GNU/Linux distribution with apt list August 26, 2023

Git: Undo the last commit, nothing more August 22, 2023

Git: Remove a file from the last commit August 22, 2023

Pass the output of the last command as an argument to the next August 18, 2023

Mutt: store passwords encrypted with GPG August 18, 2023

Exclude files and directories when listing with ls August 18, 2023

Find out the license of a programme locally August 18, 2023

List directories (folders) only with ls August 17, 2023

Show lines below and/or above a match with grep August 17, 2023

Vim mnemonic sheet August 9, 2023

Shortcuts to edit on the command line August 9, 2023

Create a permanent alias for a command August 9, 2023

Edit and reexecute a command from the shell history with fc August 3, 2023

Open all grepped files in vim August 3, 2023

Count the number of files grepped with wc August 3, 2023

Find files created or modified in the last days with find August 1, 2023

Move (cp) all files found with the command find August 1, 2023

Count the number of files in a folder with wc August 1, 2023

Display the amount of disk space available with df July 31, 2023

GPGtar: Encrypt and decrypt a directory with a symmetric cipher using a passphrase with gpgtar July 30, 2023

Edit the message of the last commit July 29, 2023

Copy a command from the shell history to a file July 29, 2023

Copy a command from the shell history to the clipboard July 26, 2023

Merge pdf files freely without installing another programme with pdfunite July 25, 2023

Convert a pdf to a text file from the command line with pdftotext July 25, 2023

Check the version a GNU/Linux distribution from the command line July 25, 2023

Search multiple files for an expression (e.g. a keyword) with grep July 20, 2023

Git: Create, edit and delete git alias July 20, 2023

Commands and shortcuts I use the most in the Shell (the Terminal) July 20, 2023

You don’t need a new app for your Zettelkasten July 17, 2023

Show local time for a given time and date of a different time zone July 16, 2023

Find out what takes up disk space on your computer with ncdu July 16, 2023

Git: Squash (combine, merge) git commits together July 16, 2023

Generate a table of contents on a pdf document compiled with Pandoc July 13, 2023

Increase the font size of a pdf document compiled with Pandoc July 13, 2023

Add today’s date automatically when converting a Markdown file to pdf with Pandoc July 13, 2023

Show word count with Pandoc and a lua script, publishing July 13, 2023

Show paragraph count on pdf document compiled with Pandoc July 13, 2023

Rename multiple files from the command line with rename.ul July 12, 2023

Copy, move or delete recently modified or downloaded files with find July 12, 2023

Find files or directories from the command-line with find July 12, 2023

You don’t need a new app to run a tagging system on your files: use the programme grep June 1, 2023

Replace all occurences of a word in one or many files from the command line with sed April 23, 2023

Aspell: Spellcheck a file in the shell (terminal April 22, 2023

Compare files, “accept/reject” (like in Word) and merge changes, with diff and patch April 19, 2023

.vimrc file of a writer (not a programmer) April 18, 2023

Show word count of a text file from the command line with wc or pandoc & lua April 16, 2023

A vim script to mark folds on Markdown headers by default April 12, 2023

Change vim color scheme April 11, 2023

A guide to simple and stupid usage of computers for writers (anyone who writes really) March 31, 2023

Start using vim March 30, 2023

Start using (the programme) “less” to display files March 30, 2023

Start using Pandoc March 27, 2023

Start using git to keep track of file versioning March 27, 2023

Start using Markdown March 27, 2023

Set Vim as the default text editor for Mutt March 13, 2023

Show word count in vim February 18, 2023

Start using the command-line interface (cli) January 30, 2023

Find updated Z Library Tor onion address January 26, 2023

Justify or right-align text in Markdown using HTML December 15, 2022

Remove file id extension from file name when downloading with youtube-dl December 12, 2022

Download mp3 audio track only (no video) from YouTube with youtube-dl December 12, 2022

Copy the content of a file to the clipboard from the command line with xclip December 9, 2022

GPG: Change the expiration date (time) of a GPG subkey December 8, 2022

Download mp3 files from a webpage with wget November 4, 2022

Show the time of other time zones from the command line September 24, 2022

Restore your data from backup with the programme Back in Time September 23, 2022

Back up your computer (/home) on an external drive with the programme Back in Time September 23, 2022

Switch from nano to vim as default editor in the shell August 3, 2022

Make Pandoc file conversion faster August 3, 2022

Git asks for password each time I “git push”. Solution: caching credentials with git May 31, 2022

Convert an HTML webpage into an EPUB file with Pandoc May 31, 2022

Follow a YouTube channel with RSS (without a Google/YouTube account) March 21, 2021

Mac Terminal command-line interface (CLI) cheatsheet December 29, 2020

A roadmap to reclaiming my attention and time December 22, 2020

Alternatives to Google June 18, 2020

__ _______/ /______/ /_ May 13, 2020

Imaginary library May 13, 2020

git - remote: Invalid username or password. fatal: Authentication failed for [remote’s URL] May 6, 2020

10 Days in Silence: Vipassana Meditation February 28, 2020

Un peuple de promeneur - alexandre romanès February 21, 2020

The remains of the day - kazuo ishiguro February 21, 2020

Never split the difference - chris voss February 21, 2020

Man’s search for meaning - viktor e. frankl February 21, 2020

Journey under the midnight sun (白夜行, byakuyakō) - keigo higashino February 21, 2020

How to fail at everything and still win big - scott adams February 21, 2020

Cosmos - michel onfray February 21, 2020

Barbarian days, a surfing life - by william finnegan February 21, 2020

Alone together: why we expect more from technology and less from each other - by sherry turkle February 21, 2020

A voyage for madmen - peter nichols February 2, 2020

Git: Edit the message of the last commit January 1, 2020

Git: Add newly made modifications to the last commit January 1, 2020

Git: Add a forgotten file to the last commit January 1, 2020

Why I told my friends to stop using WhatsApp and Telegram January 9, 2017

Warum ich meinen Freunden gesagt habe, sie sollen WhatsApp und Telegram nicht mehr benutzen January 9, 2017

Pourquoi j’ai conseillé à mes amis de supprimer WhatsApp et Telegram January 9, 2017

Por qué he pedido a mis amigos que dejen de usar WhatsApp y Telegram January 9, 2017

Por que eu falei para meus amigos pararem de usar WhatsApp e Telegram. January 9, 2017

Neden arkadaşlarıma WhatsApp ve Telegram’ı kullanmayı bırakmaları gerektiğini söyledim January 9, 2017