Question I am using Ubuntu 12.04 Beta and Vim that has come with it. I am trying to use Vim to copy the content of a text file to Chrome browser. I have tried +, * y and all its variants. I have tried to :set clipboard=unnamed and :set clipboard=unnamedplus. Not working. I am not trying to use xclip, or GVim or any of that. I tried with xclip (not a standard package in Ubuntu 12.…

Question Trying to install the rJava package on R, on my 14.10 ubuntu, using this code if (!require(rJava)) install.packages('rJava') got few errors related to java including jni problems, after reinstalling the jdk, and tried to run the same code again, got that error Error : .onLoad failed in loadNamespace() for 'rJava', details: call: dyn.load(file, DLLpath = DLLpath, ...) error: unable to load shared object '/usr/local/lib/R/site-library/rJava/libs/rJava.so': libjvm.so: cannot open shared object file: No such file or directory Error: loading failed Execution halted ERROR: loading failed * removing ‘/usr/local/lib/R/site-library/rJava’ Warning in install.…

Question How do you extract the contents of a JAR file in (Ubuntu) Linux? Answer Fun fact: A .jar file is actually just a .zip file unzip file.jar …

Question When I create a fresh virtualenv, pip freeze shows that I have a couple of packages installed even though I've not installed anything into the environment. I was expecting pip freeze to return empty output until after my first pip install into the environment. wsgiref is part of the standard library isn't it, so why does it show up at all? day@garage:~$ mkdir testing day@garage:~$ cd testing day@garage:~/testing$ virtualenv --no-site-packages .…

Question I installed Neo4j on Ubuntu 12.04 using these instructions: http://www.neo4j.org/download/linux wget -O - http://debian.neo4j.org/neotechnology.gpg.key | apt-key add - echo 'deb http://debian.neo4j.org/repo stable/' > /etc/apt/sources.list.d/neo4j.list apt-get update apt-get install neo4j I made sure to have the right jdk: root@precise64:~# java -version java version "1.7.0_45" Java(TM) SE Runtime Environment (build 1.7.0_45-b18) Java HotSpot(TM) 64-Bit Server VM (build 24.45-b08, mixed mode) And when I startup neo4j I get this error: WARNING: Max 1024 open files allowed, minimum of 40 000 recommended.…

Question I know that there is a great amount of answers regarding this topic, however none of them helped me. I'm using Ubunty 20.04 via Oracle VM Virtual Box and I faced exactly the same error as all other people. After building Qt6 source code using official Qt manual I'm trying to run different projects to test if everything works properly. Console-type projects build and run properly. There are no errors.…

Question When trying to create a virtulenv using venv with python 3 on ubuntu it isn’t creating an activate script. It conitunally exits with an error 1. Following docs and other posts on SO such as https://stackoverflow.com/a/19848770 I have tried creating it 2 different ways. sayth@sayth-TravelMate-5740G:~/scripts$ python3 -m venv test4 Error: Command '['/home/sayth/scripts/test4/bin/python3', '-Im', 'ensurepip', '--upgrade', '--default-pip']' returned non-zero exit status 1 sayth@sayth-TravelMate-5740G:~/scripts$ source test4/bin/activate bash: test4/bin/activate: No such file or directory sayth@sayth-TravelMate-5740G:~/scripts$ ls test4/bin/ python python3 or…