Installed gitlab, but only nginx welcome page shows

I installed gitlab using its installation guide. Everything was OK, but when I open localhost:80 in the browser all I see it the message Welcome to nginx!. I can't find any log file with any...

Is there some hardware acceleration default in OpenLayers 3.0 that can be disabled?

I've been having a lot of fun with OpenLayers recently (http://www.nufosmatic.com), and tripped over nasty which isn't resolving for me. I'm not actually even sure where the issue lies. I need to...

LoadError: cannot load such file -- capistrano/rbenv

I'm following this guide to deploy my Rails app on DigitalOcean using Capistrano. At the end of stop 5 I check the server availability through the following command: cap production...

Rails server doesn't see code changes and reload files

I noticed that my rails server doesn't reload controllers, models and probably any other files after I change them. I use Vagrant and Rails API, and I found that some people fix this problem by...

Genymotion: The virtual device got no IP address?

Whenever I try to launch my virtual device in Genymotion, I receive an error stating that it has no ip address. DHCP is enabled in VirtualBox and it all seems fine to my knowledge. I tried...

Install Swift 3 + libdispatch on Linux with Ansible

I'm struggling to get Swift 3.0 and GCD installed on a Ubuntu 16.04. This should be possible nowadays, right? Below is an Ansible task for downloading Swift 3 from swift.org, cloning, building and...

LocomotiveCMS Gem is not compatible with Rails 5

I'm new to Ruby on Rails, and I have decided to use LocomotiveCMS as well for the needs of my app. I'm having some trouble getting my head around the concepts and I'm running into the problem of...

Virtualize my VPS

I spent 2 full days to try to install a virtualization solution on my VPS in order to deploy a container or a virtualized OS (linux). Why ? because I want to "one-click" export or recreate all the...

Ubuntu 16.04 Unrecognized OpenGL version

Genymotion freeze with: "Starting virtual device". Ubuntu 16.04.2 LTS Genymotion 2.8.1 -- cleared cache, -- total removed, and install again, -- removed all virtual devices and download and...

apt-get upgrade, apt-get install not working.

I recently updated Python 2.7.6 to Python 2.7.12. Since then, when I run apt-get upgrade or apt-get install or apt-get autoremove` I get the following error: Reading package lists... Done Building...

Cannot connect to localhost with Rocketchat on Docker

I am trying to set up a development environment for a project which we are adopting. Part of the project is the deployment of Rocketchat with Mongo on Docker. I have installed the legacy...

Now can't run Java on Win7 and can't execute installer

I had a working installation of Eclipse Neon.3 on my Win7 box. I was running it with JDK 1.8.0_102. For some reason I tried to install JDK 1.8.0_131 (not JRE) from the Oracle site, but it seemed...

Port Solaris Ada running on Sparc to PC

I have inherited a very old tool which our customer wants to keep alive for another 20 years. This tool was developed using Sparc Ultra 1 workstations with Sun OS 5.6 and SPARCworks Ada 3.0 and...

Can't launch AVD on macOS 10.13

I created some AVDs in Android studio 3.0, but I can't launch them. I used the following command to launch them: ./emulator @Nexus_5X_API_17 logs: emulator: WARNING: encryption is off Hax is...

Error in starting pods- kubernetes. Pods remain in ContainerCreating state

I have installed kubernetes trial version with minikube on my desktop running ubuntu. However there seem to be some issue with bringing up the pods. Kubectl get pods --all-namespaces shows all the...

Mac, list the usb port name that my device is connected to

I currently need to figure out what is the name of the port that my usb device is connected to. More specifically, I need to know what to put for the following I am using a Mac, and I have run the...

vagrant provision ssh issue

I have vagrant running scotchbox. I recently tried to add id_rsa.pub to /vagrant/home/.ssh hoping to be able to ssh in without entering password. Once I did that it acted the same so I removed...

Android Studio 3.0 RunTimeException

I've installed Android Studio 3.0 on VirtualBox, OS Lubuntu. During making project, there is an exception: Error:java.util.concurrent.ExecutionException: java.lang.RuntimeException: No server to...

Kubernetes deployment with Docker image

I am running Kubernetes (Minikube) on my local Mac. I am trying to setup a deployment with Docker image and getting the below error. But, the hello-world deployment with the Docker image...

Cross compiling WxWidget application for Debian64 and Debian armhf

I'm building a WxWidget application targetting both Debian 64-bits and Debian armhf (Raspberry). I'm using eclipse as IDE running in a Debian 9.4 Virtualbox. The VB Host is Windows10. The eclipse...

not seeing output of spark-submit

I am running some examples which come with Spark using spark-submit. I am using Ubuntu virtual machine. The class I am trying to run is the following object SparkPi { def main(args:...

usb bulk transfer timeout under Linux while it works under Windows

[Edit: I found the reason, see below] The problem: I created a "driver" for a device in Windows using Python (PyUSB and libusb-win32). While this software works seamlessly on multiple PCs under...

How to debug .NET Core 3 crashes on Windows

After report from one of our users I've installed a clean Win7 x64 on a VirtualBox virtual machine and attempted to run our WPF .NET Core 3.0 app there. It is definitely crashing every time I...

Could not find a version that satysfies the requirement pytz

i have Linux Ubuntu 18.04. I need to install Django offline on this machine. I had some problems with pip and python, but i guess i solved it. So, i download asgiref, sqlparse and pytz for...

I can't start my Docker container on Windows 7

My PC runs on Windows 7 x64 and it is a part of a domain. Frankly speaking I haven't been thinking of moving to Windows 10 Pro in a near future although I didn't realize how close I would be to...

Why External scheduler cannot be instantiated running spark on minikube/kubernetes?

I'm trying to run spark on kubernetes(using minikube with VirtualBox or docker driver, I tested in both) and now I have an error that I don't know how to solve. The error is a "SparkException:...

How do i create env from .yml file in conda in windows?

I have just started using miniconda on windows and was creating an environment through a .yml file but got this error. C:\WINDOWS\system32>conda env create -f crispr-env.yml #...

How to fix error while installation of chatterbot? c1xx: fatal error C1083: Cannot open source file: 'preshed/maps.cpp': No such file or directory

I am trying to install the chatterBot . But I had tried many times but it is showing error to me. What's the problem with this? I had already upgraded pip too. But problem is not fixed. Also I am...

Im trying to build mediapipe on my jetson nano

So Im trying to build a mediapipe whl file for my jetson nano by following this guide https://github.com/jiuqiant/mediapipe_python_aarch64 I am successful on building it with my raspberry pi 4. By...

Pkg-config for VS Code?

I was hoping to run GStreamer Hello World example in a Linux Virtualbox with VS Code. Gstreamer install directions here. GStreamer HelloWorld info here. The manual C build/compile command is $ gcc...