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How to install node.js on Linux

How to install node.js on Debian-based Linux distros (Debian, Ubuntu, Mint etc)

1 - Install the dependencies (chances are you’ve already got most of these)

sudo apt-get install g++ curl libssl-dev apache2-utils

2 - Then install git (you may already have that too)

sudo apt-get install git-core

3 - Clone the node git repo…

git clone git://github.com/ry/node.git

4 - Then install

cd node ./configure make sudo make install

To resolve the issue protocol fault (couldn't read status): Undefined error: 0

Execute following commands killall adb
adb kill server
adb devices

Challenge: Measure the wheel rotation speed

Hardware:

1. 1 pcs 4 PIN IR Infrared Speed Sensor Module 3.3V-5V For Arduino
2. Arduino Mega 2560
3. 4 Cables Solderless Dupont Wire for Breadboard type M-F, 50V

Using the 4 cables M-F connect the following pins

What is Libimobile? It's a library to communicate with services of Apple iOS devices using native protocols. I find this tool especially helpful in QA to help hunt for bugs and allows me to pull crashlogs and device info quickly.  If you have used ADB logcat for tailing Android logs then this will look very familiar. Below are my installation instructions on how to install and run on Mac. 
All source and credits are here: https://github.com/libimobiledevice/libimobiledevice

Step 1: Create a bare repository

To create a new repository on your server named foo.git, first connect to your server, then run the following commands:

# Navigate on your server to the desired repository location cd /desired/path
# Create the directory mkdir foo.git # Navigate inside the new directory cd foo.git
# Initiate a bare git repository git init --bare --shared=2664

If you need to change the mount point of the Jenkins home directory follow the instruction below:

Hi everyone! A few days ago I faced with task to move Jenkins from Max OS X to Ubuntu machine. The original Jenkins contained a lot of jobs and setups.  So I was need to find the way to move Jenkins with all Jobs and setups. This way was found and I'm going on to provide instruction how to do your life easier :)

The Oracle JDK, includes a development environment for building applications with the Java programming language. Please be aware that some elements of the Oracle JDK are proprietary, meaning that there may be licensing implications with respect to applications you develop with it.

Installation wget -q -O - https://pkg.jenkins.io/debian/jenkins-ci.org.key | sudo apt-key add -
sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt-get update
sudo apt-get install jenkins

Upgrade
Once installed like this, you can update to the later version of Jenkins (when it comes out) by running the following commands: sudo apt-get update
sudo apt-get install jenkins

What does this package do?

Here’s how to enable ssh remote access in Ubuntu

• Open terminal (Ctrl+Alt+T)
• Install openssh-server using following command:
  sudo apt-get install openssh-server
• To check ssh status run
  sudo service ssh status
• You may change some settings (e.g., the listening port, and root login permission) by editing the configuration file via command:
  sudo nano /etc/ssh/sshd_config
• Restart ssh server:
  sudo service ssh restart