Count number of page(s) of one or multiple pdf files April 8, 2024

Mistakes I made using ProtonMail (Proton AG) 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 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 April 3, 2024

Convert a .ods file to a .csv file from the command line 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

Produce PDF with 2 pages per sheet from 1 page per sheet from the command line April 2, 2024

Use old programmes March 30, 2024

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 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

Commit only partial changes of a file February 24, 2024

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 January 24, 2024

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

Indent multiple lines in Vim January 21, 2024

Show file permissions on the command line 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 and 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 a file to .ogg from .flac from the command line with ffmpeg 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 November 17, 2023

Switch default browser from the command line November 13, 2023

View content of a tar.gz archive without extracting 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

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 or a directory from the command line September 20, 2023

Show the keyID of subkeys September 20, 2023

Show or export GPG public key September 20, 2023

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

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

Compute your bike itinerary locally with bbbike August 26, 2023

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

Check whether a package is availabile in the repository of a GNU/Linux’s distribution August 26, 2023

Undo the last local commit August 22, 2023

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

My current 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 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 August 1, 2023

Move (copy) files or folders printed by find August 1, 2023

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

Display the amount of disk space available July 31, 2023

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 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

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 July 16, 2023

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 July 13, 2023

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

Rename multiple files from the command line July 12, 2023

Copy, move or delete recently modified or downloaded files 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

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 December 9, 2022

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

Follow websites or blogs you like with a RSS reader September 9, 2020

Alternatives to Google June 18, 2020

twtxt 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

Edit the message of the last commit January 1, 2020

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

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