Logitech R400 remote presentation controller on Linux

Since long ago I had it in my mind getting one remote presenter, but most presenters just had two buttons, and the ones that looked to be valid for my use case, required four and seems that only Rii had similar devices, but I din’t went for it as it was not a huge need, so I ended up with a mini keyboard I had for Rasbperry Pi and some debugging in case I had that need....

April 1, 2022 · 3 min · Pablo Iranzo Gómez

LDAP query from Python

Recently, some colleagues commented about validating if users in a Telegram group were or not employees anymore, so that the process could be automated without having to chase down the users that left the company. One of the fields that can be configured by each user, is the link to other platforms (Github, LinkedIn, Twitter, Telegram, etc), so querying an LDAP server could suffice to get the list of users....

October 19, 2021 · 2 min · Pablo Iranzo Gómez

How to stake on NYM Validator 🐳🐳🐳

As said in the article about mixnodes and validators, NYM is a technology aiming for providing privacy for the communications. Once you get some tokens, PUNK at this time, you can use the web wallet to check the balance of your account and delegate it to mixnodes or gateways… but, using the binaries, you can additionally delegate to validators. For doing this, we first need the nymd binary on our system to follow the procedure for compiling it from the documentation for validators, but skip the remaining parts https://nymtech....

September 28, 2021 · 3 min · Pablo Iranzo Gómez

Autofirma en Linux

Recientemente, estuve usando un ordenador que no utilizo con frecuencia, pero necesitaba poner una firma en un PDF (y la persona receptora no sólo quería ver la firma ‘digital’, sino tener una imagen ‘firmada’). Autofirma, descargable desde el portal de firma electrónica tiene por suerte una versión para Fedora en formato RPM y que permite realizar esta función. Lamentablemente, a pesar de haberlo instalado y que se instalaron algunas dependencias adicionales, el programa no arrancaba como correspondía....

September 9, 2021 · 1 min · Pablo Iranzo Gómez

Geo replication with syncthing

Some years ago I started using geo replication to keep a copy of all the pictures, docs, etc After being using BitTorrent sync and later resilio sync (even if I didn’t fully liked the idea of it being not open source), I gave up. My NAS with 16 GB of ram, even if a bit older (HP N54L), seemed not to have enough memory to run it, and was constantly swapping....

June 12, 2021 · 3 min · Pablo Iranzo Gómez
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