Wacom tablet not connecting with Ubuntu Linux
A Wacom tablem was not connecting with a computer running Ubuntu Linux. The solution to the problem is provided.
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June 7, 2019
Connecting Wacom One CTL-672/KO-CX tablet to Ubuntu Linux
There was a problem in connecting a Wacom One CTL-672/KO-CX tablet to a computer running Linux. The solution to the problem is provided.
June 1, 2019
nginx 502 Bad Gateway
A website stopped opening in the browser and "nginx 502 Bad Gateway" error was displayed. The solution to the error is provided.
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March 21, 2019
How to trim a string in C
How to remove leading and trailing whitespace characters in a string in C language is explained with an example program.
February 2, 2019
Socket programming using the select system call
The select system call helps a server monitor sockets of multiple clients for readiness of I/O operations. The select call is explained.
January 29, 2019
MCE hardware error cpu 0
Mce hardware error was observed on a Linux system. The steps for resolution of "mce hardware error" are provided.
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October 23, 2018
Socket Programming using UDP in C
User Datagram Protocol (UDP) is a connectionless communication protocol. UDP is explained with example client server programs.
October 3, 2018
Socket Programming using TCP in C
A socket is a communication end point at a host. Socket programming helps in creating distributed networked applications.
October 3, 2018
Signals in Linux
Signals are software interrupts that are delivered to a process by the kernel. A signal is a notification about an event that has occurred.
October 3, 2018
systemd – System and service manager in Linux
systemd is the system and service manager for Linux based systems. systemd concepts, configuration directives and commands are explained.
October 3, 2018