Multiport serial adapter: none work even with driver loaded

I have bought this serial adapter On linux debian is recognized lspci -k 02:00.0 Serial controller: Device 1c00:3253 (rev 10) Subsystem: Device 1c00:3253 Kernel driver in use: serial setserial report ok setserial -g /dev/ttyS0 /dev/ttyS0, UART: 16850, Port: 0xe8c0, IRQ: 16 setserial -g /dev/ttyS1 /dev/ttyS1, UART: 16850, Port: 0xe8c8, IRQ: 16 so I activated with…

Details

Debian 9.8 Cinammon Edit Default Terminal with Arguments

I am trying to modify Cinnamon 3.2.7 right-click menu “Open in terminal” option. I successfully got it to launch gnome-terminal using dconf-editor by editing the org.cinnamon.desktop.default-applications.terminal.exec schema. This works, but I want to launch the terminal with an argument as such: gnome-terminal –geometry=132×24 When I set org.cinnamon.desktop.default-applications.terminal.exec-arg to –geometry=132×24 it has no effect on the…

Details

Centos 7 apache php-fpm seems to be not working

Installed and related packages on the server: php php-cli php-common php-opcache php-mcrypt php-gd php-curl php-fpm php-dom php-intl php-pecl-mongodb php-mbstring php-xml php-pear php-devel php-pecl-zip Centos 7 Apache/httpd Backstory: We are moving to a new server from the old one, cuz now we finally got some time to reconfigure everything. On the old server everything was working…

Details

Hplip does not detect HP 107a

I have an HP Laser107a (https://support.hp.com/us-en/drivers/selfservice/hp-laser-100-printer-series/24494339/model/24494340) and because fails to be detected on Ubuntu 18.04 I have installed the latest hplip version from hp website. As seen on ubuntu’s manual the lsusb shows: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 002: ID 1bcf:0005 Sunplus Innovation Technology Inc. Optical…

Details

How to verify a signed message in bitcoinj?

I want to verify, in Java, a signature produced with bitcoin core’s signmessagewithprivkey (equivalent to the verifymessage). I noticed a bitcoinj method similar to the bitcoin core’s verifymessage – org.bitcoinj.core.ECKey.verify. What follows is my implementation attempt and its test. For testing I will generate a signature and check it in bitcoin core: >bitcoin-cli signmessagewithprivkey $(bitcoin-cli…

Details