How to change to an older version of Node.js

I am running Node.js version v0.5.9-pre on Ubuntu 10.10. I would like to be using version v0.5.0-pre. How do I roll back to the older version of node?

How to kill a process on a port on ubuntu

I am trying to kill a process in the command line for a specific port in ubuntu. If I run this command I get the port: sudo lsof -t -i:9001 so...now I want to run: sudo kill 'sudo lsof -t...

Reload Flask app when template file changes

By default, when running Flask application using the built-in server (Flask.run), it monitors its Python files and automatically reloads the app if its code changes: * Detected change in...

How to pretty-print STL containers in GDB?

I've followed the instructions on the GDB wiki to install the python pretty-printers for viewing STL containers. My ~/.gdbinit now looks like this: python import sys sys.path.insert(0,...

Perl can't install Net::SSL

In order to install RT4.2, I tried to install Net::SSL, but without success. This is the output: (Ubuntu Server12.04, perl 5.14.2) When I choice N selection that don't test connection, also can't...

Why is python setup.py saying invalid command 'bdist_wheel' on Travis CI?

My Python package has a setup.py which builds fine locally on Ubuntu Trusty and on a fresh Vagrant Ubuntu Trusty VM when I provision it like this: sudo apt-get install python python-dev...

How to build and run an .img file in qemu emulator?

I am studying about the Operating System concepts. I created a simple boot loader and a second stage loader in assembly. I'm new to Linux, so I don't know how to emulate it. I went through a lot...

Spark could not bind on port 7077 with public IP

I have installed spark on AWS. When I try to execute on AWS it works, but spark doesn't work, when I check the sparkMaster log I see the next: Spark Command:...

Compiling GMP/MPFR with Emscripten

Alright, this has been driving me insane. I've been trying this for at least a month, and no where on the internet is helping. I followed the steps of this. Not even the example works when I do...

RabbitMQ management API call failed: HTTP 500: Internal Server Error

I am using Celery Flower with RabbitMQ as message broker. However I am :getting nasty error ERROR - RabbitMQ management API call failed: HTTP 500: Internal Server Error every time I try to...

Capistrano: Deploy Laravel app on ubuntu server

I have an ubuntu staging server where I have installed apache, php, mysql, git, composer installed. I have a private git repository setup on the bitbucket, the project is already cloned to the...

Failed to load PDF document in Chrome

I have a PDF file stored on my server. I am unable to access the file using Google Chrome (or Ubuntu Chromium) via URL "sitename/pdfName.pdf"; while I am able to access the same PDF in Internet...

undefined reference to `cv::VideoCapture::VideoCapture(int)

I'm having this problem when I'm trying to start my computer camera. I'm using this code #include "opencv2/highgui/highgui.hpp" #include <iostream> #include "opencv2/videoio.hpp" using namespace...

Importing a CMake project into CodeLIte

I was wondering if anyone knew of a way to import an existing cmake project into the CodeLite IDE? THis is a C++ project and I have all of the .c and .h files. I have the CMake lists and what not...

ANSI Colors in Intellij Terminal

Context: I am trying to set up Powerline on WSL On my Windows Machine Which I have set up to be the terminal in Intellij which is running on windows The colors were displayed in a very odd way....

VSCode on Ubuntu, clean reinstall

used Sublime Keymappings for years in vscode, but now I want to switch back to default mappings. So I tried to make a clean reinstall of vscode,following the suggestions on stackoverflow to do so...

Unable to open SSL private key [Expecting: TRUSTED CERTIFICATE]

I generated SSL certificate with Let's Encrypt and they generated the files: cert.pem | chain.pem | fullchain.pem | privkey.key | privkey.pem With the following command I can successfully open...

[Error: Unspecified GSS failure. Minor code may provide more information: No key table entry found matching

I have been working on implementing SSO in a NodeJS application using an AD hosted on an azure VM. I am using npm-kerberos in my application. Here is how I have configured everything: I have...

GNOME Shell integration extension is running, native host connector is not detected?

I have followed these steps while installing the gnome extension of chromium in Ubuntu 20.04. Installed the GNOME Shell integration extension on chromium. As per their documentation ran a...

Which WSL distro is using AppData\Local\Docker\wsl\data\ext4.vhdx after docker-desktop-data was exported and unregistered

Due to increasing space consumption of WSL I was forced to move my WSL distros to another disk. Ubuntu docker-desktop docker-desktop-data I used these commands. wsl --shutdown wsl --export (on...

Radio Button while using in List builder

I faced problem of separating value of radio button . As I use multiple radio buttons in multiple list that i get from APi. so every time , when i select one radio button ,it selects all radio...

Opening a specific port in Oracle Cloud - Ubuntu 18

The above one seems like an easy question, but believe me I have tried multiple methods but all seems to be in vain For example : Port is 8080 1st - I followed many oracle docs and tried opening...

Application logging with log4j 1 or log4j 2 and Tomcat 9 not working

I am migrating an existing web application from Tomcat 8.5 to Tomcat 9. The webapp uses Log4j 1 with Commons-Logging. While everything used to work fine in Tomcat 8.5 I don't get any log output in...

Unable to bind intel NIC X710

I am trying to bind this nic I40E: Ethernet Controller X710 for 10GbE backplane 1581 my OS is ubuntu 18.04 kernel: 4.15.0-74-generic I used dpdk-setup.sh to Insert VFIO module. i also add iommu=on...

cannot import name '_endpoint_from_view_func' from 'flask.helpers' in python

I ran the same code on Ubuntu with no problem, but ran it on Windows10 with problems. I also installed Flask. My windows environment is configured as follows: $ pip --version pip 21.1.1 from...

Problem with kafka - Failed with result 'exit-code', status=1/FAILURE

I tried to install apache-kafka several times but I always had this problem. I'm using ubuntu on my virtual machine. When I'm trying to activate kafka service using sudo systemctl start kafka and...

How can I install kubectx on Ubuntu Linux 20.04?

I would like to install kubectx on Ubuntu 20.04. I couldn't find any info on how to do it. Any comment is much appreciated. Thanks!

How do I fix this error when installing GHC with ghcup?

I'm trying to install GHC with ghcup on an windows laptop running an Ubuntu subsystem. I keep getting the same error and I don't even really know what is going wrong. Here are the error...

Binance Api Python setup

I created a Bot to trade BTC with Binance and am currently trying to set my Raspberry Pi 3 B+ up. With every pip install python-binance I get Using cached backports.zoneinfo-0.2.1.tar.gz (74...

MITM proxy ignore SSL certificate verification for android apps

Problem Description Trying to capture the traffic from an Android device using reverse tethering and then proxying the traffic to mitmproxy, we've installed the MITM certificate in the device....