Questions tagged [ubuntu]

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Enormous tab and icon padding in Eclipse 4.11 on Ubuntu 19.04
When running a fresh install of a recent Eclipse on a fresh install of a recent Ubuntu, you'll see this: For reference, this much more compact...
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How to fix Error cannot open connection on Ubuntu machine?
This might be a very trivial issue with R-related Ubuntu settings, but I'm pretty new to it and have no clue to solve this issue. I'm trying to...
asked 1 month ago
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0 replies
Python: how to add the kernel for python3 in jupyter notebook in Ubuntu?
I work in an Ubuntu machine where I have installed both python3. I would like to add the kernel for python3 when I work with Jupyter Notebook. p...
asked 1 month ago
-1 votes
0 replies
LINUX 16.04 port blocking and ip blocking [closed]
My condition is there is a local network with 3computers 1. Comp A (10.1.1.7) 2. Comp B (10.1.1.13) 3. Comp C (172.16.1.5) Comp A has two networ...
asked 1 month ago
0 votes
0 replies
How to run a simple Hello World node js application in Ubuntu LXC container?
I have a nodejs application - express app. My use case here is I need to run the node js application inside a LXC container in ubuntu. I need...
asked 1 month ago
1 votes
0 replies
how to use global laravel command in .sh file?
I'm just writing a custom script to create a new Apache 2 virtualhost with automatical installation of a new laravel project. I had already sett...
asked 1 month ago
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0 replies
How to install node modules (express, typescript, ws etc) inside Ubuntu LXC container?
I have a typescript application which is in turn a express web application and uses ws module for socket operations. My use case here is, I have...
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0 replies
Postfix doesn't send email after changes to bind-address in MySQL
On a server with Ubuntu 16.04 + Postfix + Dovecot + MySQL I did few changes to enable a slave replication of a MySQL database on another server...
asked 1 month ago
0 votes
1 replies
How to resolve opencv 'undefined reference' compilation problem, when pkg-config doesn't solve it?
I am trying to run an open-source program that uses, among other things, OpenCV. I initially ran into undefined reference errors which changed in...
asked 1 month ago
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An existing binary and executable file in Linux(ubuntu) executes with “No such file or directory”
I have a binary and executable file (e.g. node) in Linux (ubuntu), when I try to execute it, I got No such file or directory. I checked the file...
asked 1 month ago
0 votes
1 replies
Django [Errno 2] No such file or directory while writting log file
I have a django view function to dump mysql database on a remote ubuntu server, and save the commands into a log file. But while running, it keep...
asked 1 month ago
0 votes
0 replies
… Failed! Error: File './mysql/user.MYD' not found (Errcode: 2 - No such file or directory) [duplicate]
I am trying to do a fresh install of Mac OSX LAMP and running the command mysql_secure_installation I have inputting the root password and I...
asked 1 month ago
0 votes
1 replies
PHP: E: The php-zip package could not be located
I'm trying to install Laravel in a Ubuntu Server 18.04 and I've already have installed Apache2, PHP and MySQL Server. These are the versions:...
asked 1 month ago
1 votes
1 replies
Errors setting up hadoop 3.2.0 Pseudo-Distribution Operation
As a newbie in hadoop, I successfully installed hadoop 3.2.0 on my ubuntu following its documentation from the link https://hadoop.apache.or...
asked 1 month ago
1 votes
2 replies
from x import y works on Windows but not on Ubuntu
I'm trying to import a class from a different file but it keeps giving me a "ModuleNotFoundError: No module named 'x'" error. I'm trying to mak...
asked 1 month ago
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0 replies
Installed create-react-app and not able to change folder structure
After installing create-react app I want to modify my files. Despite various attempts I am not able to delete various files properly and can't mo...
asked 1 month ago
0 votes
1 replies
I can't connect grafana with mysql database running in the same ubuntu server VM
I'm trying to connect a mysql database as grafana data source but I get: connect: connection refused. Grafana and mysql server both are running o...
asked 1 month ago
-1 votes
0 replies
Segmentation fault (core dumped) for yarn and npm
I just upgraded ubuntu from version 18.10 to 19.04 (not lts) and now I got this error Segmentation fault (core dumped) when try to run 'npm' or '...
asked 1 month ago
0 votes
0 replies
apache2 permission error after redirect to node.js application
Good Morning, I have my node.js applications that run under /home/user/project/ with http. I install apache2 with ssl certificate and if I chec...
asked 1 month ago
0 votes
1 replies
How to properly link Graphviz in a c++ application on Ubuntu
I am having problems compiling simple example code taken from the official website here https://graphviz.gitlab.io/_pages/dot.demo/demo.c .The pr...
asked 1 month ago
0 votes
1 replies
Can't call node api in aws ubuntu(nginx config wrong)
I deploy the react and node server to aws ubuntu instance and install nginx for proxy passing. React server working well and I set location/api f...
0 votes
2 replies
Bash shell to connect to a DB and run a query from in PSQL gives an unknown user:
Im trying run from a shell a command without actually switching users or logging into the DB manually (so the shell doesnt get interrupted asking...
asked 1 month ago
-1 votes
0 replies
Not able to set CUDA_VISIBLE_DEVICES to use multiple GPUs for training via linux terminal
I am trying to use multiple GPUs for training but not able to. I can only use a specific GPU. Here I am giving the 1 and 2 as GPU ids: export...
asked 1 month ago
-1 votes
0 replies
Dependency error when try to install mysql in ubuntu 19.04
I have ubuntu 19.04. when i try to install mysql with: $Sudo apt-get install mysql-server It gives me error: dpkg: error processing package my...
asked 1 month ago
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0 replies
error of 'mkdir' while installing GNU scientific library on a ubuntu (host) virtual machine
I've got a virtual machine with installed ubuntu. I wanted to install GSL. I followed instruction on the official website: I downloaded gsl-2.5 a...
asked 1 month ago