Goal My goal was to create a device that could control my house’s electric floor heating system. I do some research, but I can’t find any suitable solution. So I decided to come up with my own device. it must fit in a standard electric box (every room has its own, circa 73,5 mm) it […]
FireSmartHeating – intelligent control board for electric floor heating Read More »
error in default apache log – /var/log/apache2/error.log If you instaled an additional version of PHP to a server in recent times, there is a possibility the apache is reconfigured to use the new version of PHP to run PHPMyAdmin and not the default one. You can check this by creating a new file, for example,
ISPConfig – PHPMyAdmin error 500 – additional php version Read More »
ncdu space analyzer script record all shell inputs and outputs to file iotop top for hdd fswatch monitor file events in the filesystem nala command line user interface for apt
Here are the default TTL values of different devices / Operating Systems : Device / OS Version Protocol TTL AIX TCP 60 AIX UDP 30 AIX 3.2, 4.1 ICMP 255 BSDI BSD/OS 3.1 and 4.0 ICMP 255 Compa Tru64 v5.0 ICMP 64 Cisco ICMP 254 DEC Pathworks V5 TCP and UDP 30 Foundry ICMP 64 FreeBSD 2.1R
Standard ICMP return TTL values by OS Read More »
~/.bashrc script what is run when you log in to shell non-interactively (for example via su command) or open a separate shell ~/.bash_profile script what is run when you log in to shell interactively way ( login, password) example if you remote connect to ssh.
Linux important files Read More »
Hi, I spend almost 5 hours debugging why the Lenovo E460 connected to Lenovo One does not see any display connected to the dock. What do I try? update drivers fresh install windows update dock firmware through Windows 7 remove the displaylink drivers, and install fresh drivers from displaylink search every stupid topic on Lenovo
Lenovo E460 with Lenovo OneLink pro dock display not working Read More »
Prepare disk, volumes etc. Identify disk where you wand create an additional directory Mark the device where you want to create an additional storage directory for example sdb. Next, we need to format the disk and partition so we make sure to have parted installed. Then create a filesystem on that device etc. Ok the
Proxmox – add space/device to node Read More »
Network netstat -tulpn | grep LISTEN show all opened TPC/UDP sockets sudo ip link set eth0 up enable/disable network interface eth0-interface name up/down cat /etc/services | less list of services and ports find . -mmin -60 -type f -exec ls -l {} + list changed files in last 60 min find . -type f -newermt
Linux cheatsheet – usefull commands Read More »
If you boot to cmd line If you need to change the timeout after what raspberry blank(turn off) connected displays. You need modify the config file /boot/cmdline.txt and add parameter consoleblank=xxx (replace x with desired value) for example the cmdilne.txt shlould looks like: If you boot to xdesktop If you boot to desktop enviroment you
RPI – Display blank timeout Read More »