Trending questions in Docker

+15 votes
19 answers

How can I run a ‘docker exec’ command inside a docker container?

you can run any command in a ...READ MORE

Dec 10, 2018 in Docker by Pramiti
 • 1,229,558 views
+5 votes
3 answers

Copying files from host to Docker container

Hi, You can use the docker cp command ...READ MORE

Dec 9, 2020 in Docker by MD
 • 95,460 points • 349,819 views
+3 votes
12 answers

How to run multiple commands in docker at once?

In order to run multiple commands in ...READ MORE

Jul 19, 2018 in Docker by Sophie may
 • 10,620 points • 250,212 views
+1 vote
1 answer

Error: error response from daemon get https //registry-1.docker.io/v2/ connection refused

Hi@akhtar, Sometimes it happens. I also faced this ...READ MORE

Aug 27, 2020 in Docker by MD
 • 95,460 points
reshown Nov 22, 2023 by Soumya • 226,393 views
+1 vote
1 answer

How to install packages in a Docker container?

Hi@akhtar, To install packages in a docker container, ...READ MORE

Apr 15, 2020 in Docker by MD
 • 95,460 points • 146,967 views
+4 votes
7 answers

If conditional in docker file

First of all, create a build_internal.sh file ...READ MORE

May 29, 2018 in Docker by DareDev
 • 6,890 points • 123,502 views
+3 votes
4 answers

How do I execute multiple commands using docker-compose

It can be solve by using bash -c ...READ MORE

Sep 20, 2018 in Docker by shubham
 • 7,340 points • 110,885 views
0 votes
0 answers

What tools are recommended for performance testing and tuning Dockerized applications?

What tools are recommended for performance testing ...READ MORE

Nov 5 in Docker by Anila
• 3,390 points • 45 views
0 votes
0 answers

How can I share data between two running Docker containers?

How can I share data between two ...READ MORE

Nov 5 in Docker by Anila
• 3,390 points • 37 views
0 votes
0 answers

How can I reduce Docker container startup time, especially for large applications?

How can I reduce Docker container startup ...READ MORE

Nov 5 in Docker by Anila
• 3,390 points • 34 views
0 votes
0 answers

How can I securely manage secrets (like API keys) within Docker containers?

How can I securely manage secrets (like ...READ MORE

Nov 5 in Docker by Anila
• 3,390 points • 32 views
0 votes
1 answer

Error starting daemon: pid file found, ensure docker is not running or delete /var/snap/docker/179/run/docker.pid

Hi@akhtar, It means the previous PID file of ...READ MORE

Apr 14, 2020 in Docker by MD
 • 95,460 points • 67,824 views
0 votes
7 answers

docker: executable file not found in $PATH

try to build the image with --no-cache. I ...READ MORE

Nov 1, 2020 in Docker by Deeptesh Agrawal
 • 62,704 views
+1 vote
1 answer

How to rename Docker images without rebuilding it?

Hi@akhtar, You can rename your docker image by ...READ MORE

May 19, 2020 in Docker by MD
 • 95,460 points • 42,011 views
+1 vote
0 answers

How to keep Docker container running after starting services?

Although I've read many instructions that appear ...READ MORE

Dec 13, 2022 in Docker by Edureka
 • 13,620 points • 1,046 views
0 votes
0 answers

Running composer install within a Dockerfile

I'm attempting to Dockerize a Laravel application. ...READ MORE

Apr 12, 2022 in Docker by Abhijeet
 • 180 points • 8,655 views
0 votes
0 answers

How to install PHP composer inside a docker container

I'm trying to figure out how to ...READ MORE

Apr 12, 2022 in Docker by Abhijeet
 • 180 points • 6,737 views
0 votes
0 answers

Unable to install Docker Desktop on Windows 10 Pro 21H1

I'm attempting to install Docker Desktop on ...READ MORE

Apr 12, 2022 in Docker by Abhijeet
 • 180 points • 4,145 views
0 votes
0 answers

Cannot connect to the Docker daemon at unix:/var/run/docker.sock. Is the docker daemon running?

I've tried every option I could find ...READ MORE

Apr 18, 2022 in Docker by pranav
 • 2,590 points • 3,460 views
0 votes
0 answers

Not able to start docker Desktop in Windows

In Microsoft Windows 10 professional, I am ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 2,830 views
0 votes
0 answers

Difference between docker rm IMAGE vs docker rmi IMAGE

docker image rm "Remove one or more ...READ MORE

Apr 18, 2022 in Docker by pranav
 • 2,590 points • 2,572 views
0 votes
0 answers

Docker compose port forwarding Linux asp.net core

I have a handful of docker images ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 2,215 views
0 votes
0 answers

"docker build" requires exactly 1 argument(s)

I'm attempting to build and tag an ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 2,001 views
0 votes
0 answers

x509: certificate signed by unknown authority - both with docker and with github

Used the below command for build- docker build ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 1,748 views
0 votes
0 answers

Dind in docker-compose connection reset by peer

In Docker, I'm attempting to connect to ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 1,623 views
0 votes
0 answers

How to know if docker is already logged in to a docker registry server

I'm not sure whether I've already used ...READ MORE

Apr 12, 2022 in Docker by Abhijeet
 • 180 points • 1,973 views
0 votes
0 answers

Why is Docker installed but not Docker Compose?

By using the commands below, I was ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 1,480 views
0 votes
0 answers

Create Mongo docker image and add user to database

I'm attempting to figure out how to ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 1,443 views
0 votes
0 answers

docker-compose up for only certain containers

I have numerous containers in a docker-compose.yml ...READ MORE

Apr 18, 2022 in Docker by pranav
 • 2,590 points • 1,355 views
0 votes
0 answers

Python flask application access to docker secrets in a swarm

I'm new to Docker and want to ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 1,206 views
+1 vote
0 answers

What does COMMAND in 'docker ps' mean?

docker ps or docker container ls displays ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 1,143 views
0 votes
0 answers

docker-compose for Detached mode

I have the following command to run ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 994 views
0 votes
4 answers

I'm trying to run docker with Jenkins pipeline but I'm facing this Jenkins pipeline error and a socket.io error.

This happens when the Jenkins user is ...READ MORE

Jun 26, 2018 in Docker by Sophie may
 • 10,620 points • 46,270 views
0 votes
0 answers

How do I actually install Docker on Windows 8.1? (Docker Toolbox for Windows 8.1 was deprecated recently)

So I have been advised something like ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 794 views
0 votes
0 answers

How can I install Docker on Windows 10 Home?

I was aware that Docker would not ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 779 views
0 votes
0 answers

Kill a Docker Container

For my node program, I created a ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 686 views
0 votes
0 answers

How to create named and latest tag in Docker?

Assume I have an image that I ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 668 views
0 votes
0 answers

How to delete a docker image?

A Dockerfile is included in my project ...READ MORE

Apr 21, 2022 in Docker by pranav
 • 2,590 points • 640 views
0 votes
0 answers

What is docker's scratch image?

I'm new to Docker and was experimenting ...READ MORE

Apr 20, 2022 in Docker by pranav
 • 2,590 points • 479 views
+2 votes
2 answers

COPY failed: stat /var/lib/docker/tmp/docker-builder/root/page: no such file or directory

I have faced the same error in ...READ MORE

Dec 3, 2020 in Docker by Tabish Ali
 • 23,631 views
0 votes
1 answer

How to fix unhealthy Docker Container? what could be the reason behind unhealthy status?

Restarting of unhealthy container feature was in ...READ MORE

Oct 30, 2020 in Docker by Rajendra
 • 20,483 views
0 votes
2 answers

what is docker in devops?

Docker is a technology or platform that ...READ MORE

Jan 5, 2022 in Docker by Neha
 • 9,020 points • 1,671 views
–1 vote
1 answer

Error response from daemon: This node is not a swarm manager. Use "docker swarm init" or "docker swarm join" to connect this node to swarm and try again.

Hi@akhtar, The secret very much depends on swarm mode ...READ MORE

Aug 17, 2020 in Docker by MD
 • 95,460 points • 21,707 views
+1 vote
1 answer

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

Hi@akhtar, It seems the docker service is not ...READ MORE

Dec 24, 2020 in Docker by MD
 • 95,460 points • 15,508 views
+4 votes
4 answers

How to install packages inside a docker Ubuntu image?

Execute the update and the install command ...READ MORE

Apr 24, 2019 in Docker by Vismaya
 • 47,186 views
0 votes
1 answer

mkdir: cannot create directory '/var/lib/grafana/plugins': Permission denied

Hi@akhtar, You are getting this error because Grafana ...READ MORE

Sep 7, 2020 in Docker by MD
 • 95,460 points • 17,715 views
0 votes
1 answer

How to connect to the localhost of the machine from the Docker container?

Hi@akhtar, You can use --network="host" in your docker run command. It will ...READ MORE

Dec 23, 2020 in Docker by MD
 • 95,460 points • 11,567 views
0 votes
1 answer

Error:Failed to start redis.service Unit redis-server.service is masked

Hello, If redis.service file is missed in directory path /etc/systemd/system/redis.service so we ...READ MORE

May 18, 2020 in Docker by Niroj
 • 82,840 points • 19,679 views
0 votes
1 answer

How to run firefox inside docker container?

Hi@akhtar, Generally, if you run firefox inside docker ...READ MORE

Apr 16, 2020 in Docker by MD
 • 95,460 points • 20,000 views
0 votes
1 answer

iptables v1.6.0: can't initialize iptables -F: Permission denied (you must be root)

Hi@akhtar, You may get this error, if you didn't ...READ MORE

May 12, 2020 in Docker by MD
 • 95,460 points • 18,680 views
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