Node-red throw err


When trying to run Node-RED I encountered the following error: Essentially it’s missing the module “express”, as can be seen by the 5 line.

module.js:340 throw err; ^ Error: Cannot find module ‘express’ at Function.Module._resolveFilename (module.js:338:15) at Function.Module._load (module.js:280:25) at Module.require (module.js:364:17) at require (module.js:380:17) at Object. (/home/alex/Apps/node-red/node-red-0.9.1/red.js:19:15) at Module._compile (module.js:456:26) at Object.Module._extensions..js […]

Testing Failed: “Failed: error: SBT did not send a reply to our request, perhaps it was killed or failed to start”

Activator error “Failed: error: SBT did not send a reply to our request, perhaps it was killed or failed to start”.

This may be because SBT isn’t installed, SBT is a “simple build tool” for scala which isn’t packaged with the main binaries. You can download and install the latest SBT from the official […]

Linux Mint: “Could not download all repository indexes”

When running

sudo apt-get update

or attempting to update via the Update Manager in Linux Mint (13), I was fronted with the following error:

Failed to fetch … tion-en_US Unable to connect to Failed to fetch … slation-en Unable to connect to Failed to fetch … tion-en_US […]

To the UWE Robotics Peeps Looking for USB Linux

How to install Ubuntu on USB stick


If you get this problem:

Attempting Boot From USB Device SYSLINUX 3.63 Debian-2008-07-15 EBIOS Copyright (C) 1994-2008 H. Peter Anvin Unknown keyword in configuration file. boot: _


How to install pyrobot

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Switched RSS Feed to FeedBurner

If you have subscribed to my feed (I have no idea if anyone actually has, and I’m not entirely sure why you would want to but anyway..) I have switched to RSS powered by FeedBurner, it was a really simple process and the reason for doing so is that I like to see which of my posts […]

Is Twitter The Main Force Behind The Wave?

Google Wave has been in and out of the trending topics since the first set of beta invites were available, tons of people are still requesting and sharing invites via twitter many of who would usually not even know about Wave at this point. The massive spread of the service must be astronomical in […]

Ubuntu – Failed to fetch http://url/filename.deb Could not resolve ‘proxy’

This issue is caused by switching from a proxy to a none-proxy network, even when the proxy has been set to direct internet connection and applied system wide if the system has not rebooted it still seems to be configured to be under that proxy.

The easiest way to fix it is to go […]

Howto: Use Xbox Controllers (original, 360, 360 wireless, 360 guitar) with Linux

Great guide by wootah from the of how to get the wireless receiver for PC working under linux, using the Userspace Xbox/Xbox360 USB Gamepad Driver for Linux from grumbel. It works pretty much perfectly, I use it as a remote to control my laptop when it is displayed on my TV.

Supported Controllers


My Ubuntu 9.10 Post Installation Guide (64-bit)

MP3/Flash/DVD sudo apt-get install ubuntu-restricted-extras Music Applet sudo apt-get install music-applet Banshee sudo apt-get install banshee Mirage – Banshee Plugin sudo apt-get install banshee-extension-mirage Before Mirage can be used you need to make it scan your music so in Banshee Tools->Mirage Playlist Generator->Rescan the Music Collection as shown below

dockbarX sudo add-apt-repository ppa:dockbar-main sudo […]