I have installed Ubuntu 20.04.4 on my system but when i try to split the screen to use two windows, nothing is happening. I have use these combinations: Ctrl+Super+left/right arrow key ctrl+super+← ctrl+super+→ I want to code using vs code…
I need your help with a command I was using on Windows but on Ubuntu it won't work for me. docker images | grep none | awk ' { print $3; } ' | xargs docker rmi -f & cls…
I discovered that on my Ubuntu 22 server, attempting to write to a file, often induces around 20ms delay, even when only writing a few bytes. Here is some basic code that demonstrates the problem: #include <iostream> #include <fstream> #include…
I am using Centos 7 with kernel 3.10.0 My current gcc version is 4.8.5 and I am trying to install gcc 7 or later versions. I have followed instructions from How to install GCC/G++ 8 on CentOS When I try…
I work with docker images a lot and create the same image again and again after making changes to the code; so I get a lot of leftover images. I want to write a bash script that can delete all…
I am using Ubuntu 20.04 to host my application. The device that hosts the application will deliver to the client, meaning I would like to strip the regular desktop user from every permission. After a research, I added to the…
I have recenlty changed system and few files started appearing in git diff. Its due to mode change and am ok with that for now. I am wondering why git diff displaying mode 755, when it supposed to 775. In…
I am building a nodejs app with docker, I am building on an EC2 instance (ubuntu/arm64) ubuntu/images/hvm-ssd/ubuntu-focal-20.04-arm64-server-20211129 , and deploy it to AWS EKS, the node I am using is ubuntu-eks/k8s_1.22/images/hvm-ssd/ubuntu-focal-20.04-amd64-server-20220630, however the pod goes into CrashLoopBackOff status, and gives…
I need to the date three days from today. On CentOS, I can run the below command. date -I -d "-3 days" Which outputs 2022-07-02 I need the same inside my Docker container which is running on Alpine Linux 3.14.6v.…
I am using docker-compose.yml file to spin 3 instances of RabbitMQ in a single host. Running docker on mac, When I run docker-compose up, I see erlang cookies are not matching for the instances in the cluster. Let me know…