SSH without running .bashrc
In case a faulty script started by .bashrc or .profile is failing and crashing SSH initiation, you could still login and fix the issue by running shell directly...
Category: Technology
Migrate data from one Cassandra server to another using medusa
Here are the steps I followed to get my dev instance of cassandra copied to a new server (both single node instances) I’ve used medusa tool for the same. ...
Flush DNS cache in Ubuntu 20.xx and above
On bash, run – sudo systemd-resolve --flush-caches Should be done. KjKj [/.] Sreekumar programs computers as a hobby and profession. Into programming from...
Change the datacenter set in cassandra-rackdc on Ubuntu
Problem: Changing just the datacenter name in cassandra-rackdc.properties gives the error: Cannot start node if snitch's data center [newName] differs from prev...
RabbitMQ installation fails in in the last leg of setting up in ubuntu 20.04
Error: Reason: libtinfo.so library missing. Solution: Note: No need to reattempt the installation. KjKj [/.] Sreekumar programs computers as a hobby and profess...
Fix : Docker node down after restart
Problem: One of the docker nodes does not start up after restart. Error in the log is msg="error removing task " error="incompatible value" Reason: Docker swarm...
IP Telephony – bit rates of audio formats, and other notes
The bit rates for the most common audio formats – ALAW 8 BITS ULAW 8 BITS PCM 16 BITS SIGNED/UNSIGNED ADPCM 8 BITS The endian-ness for more than one byte ...
Fix: Cannot start container Subnet sandbox join failed error from docker
Error : Few docker containers don’t start up. In the /var/log/syslog they give the error “Cannot start container Subnet sandbox join failed…&#...
React Ajax call on load gives : “Error: Should not already be working.”
Problem : On page refreshes, the ajax calls in the componentDidMount functions throws the error : “Error: Should not already be working.” Reason : P...
Fix : The repository ‘http://archive.ubuntu.com/ubuntu disco-backports Release’ no longer has a Release file.
Issue : When doing an apt update, we get the this error.The repository ‘http://archive.ubuntu.com/ubuntu disco-backports Release’ no longer has a Re...