When I do sudo apt-get update I get the following error: I know there is a similar question here but still I am not able to solve the problem. I am running on Distributor ID: LinuxMint Description: Linux Mint 18.1 Serena Release: 18.1 and the file /etc/apt/sources.list which seems to be important contains the…
Tag: docker
Docker multi serivces in a single container
is it a good practice to create one dockerfile with all needed container , ex : Answer This is actually a bad idea. The principle of containers is one service per one container. A container is really just a process. You might run 50 different containers on a machine, with very little overhead, and still gain …
Docker login x509: certificate signed by unknown authority
I am running docker registry as container in Redhat Linux 7.5 with Docker 18.09.3-3 version. if configured with self-sign certificate. container started successfully. it works with curl with-out any error. but giving error for docker login command. curl command works login command how to resolve this error me…
How to install R library “ggpubr” in a Docker image?
I tried to install the R library ggpubr in a docker image. I pulled the r-base:3.6.3 and the following is my Dockerfile: and here is my Rinstall_packages.R file: each time I got the output like this: I tried to install the library in batch mode: It works. However, after I exited the bash, I still can not use …
Why docker exec command ingore bashrc inside docker container?
So. I have docker image with ubuntu (also creared container from this image). On my docker container I see this output: On my container on file ~/.bashrc (it is /root/.bashrc) I’m export some variables: When I try to execute command on docker container using “docker exec” I don’t see m…
Can substring expansion be used in dash shell or bourne shell?
I’m converting an app to a new image, and the existing commands use substring expansion to set the artifact version like so: mvn clean versions:set -DnewVersion=”0.1.$VCSINFO.I${INFO:0:6}.M$OTHER_INFO”. I’m using a ubuntu image that defaults to /bin/sh, and I am unable to figure out ho…
Unable to bind mount a Windows folder in a Linux SQL Server docker image
I’m trying to run the docker image mcr.microsoft.com/mssql/server:2019-latest on a windows host. When running this command line, everything works fine: When I try to bind mount the /var/opt/mssql/data folder to access it’s content from my windows host, I get the following error: It looks like this…
Mount seeded volume on linux host
I’d like to create a Database image and seed it with some initial data. This seems to work fine, since I’m able to create a container with a volume managed by docker. However, when I try to mount the volume to a directory on my linux host machine, it is created empty instead of seeded. After sever…
how to enable support of ogonek characters in linux
Characters such as “ęą” are not recognized on my docker container, they are just omitted. I use phantom js to convert an HTML page into thumbnail. Html page contains characters like “ęą” on the page. So while generating thumbnail from it Ogonek characters [ęą] are ignored. I am sure th…
How to run jar files sequentially from a shell script
I am trying to run two java application one after other in my docker container. In my dockerfile i have specified invoker.sh as the entry point. ENTRYPOINT [“sh”, “/opt/invoker.sh”] Then i use this script to run two jar files. but this does not work. It gives Error: Unable to access ja…