OpenCog

https://wiki.opencog.org/
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OpenCog is an open-source software framework and a design for advanced Artificial General...
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### Java Version Output Example

Source: https://wiki.opencog.org/w/Installing_Sun_Java_7

Example output demonstrating a successful installation of Java 7.

```text
java version "1.7.0_09"
Java(TM) SE Runtime Environment (build 1.7.0_09-b05)
Java HotSpot(TM) 64-Bit Server VM (build 23.5-b02, mixed mode)

```

--------------------------------

### Start linking an account from Example provider

Source: https://wiki.opencog.org/w/Special%3AApiHelp/linkaccount

Initiates the account linking process with the 'Example' provider. Requires a return URL and a CSRF token.

```api
api.php?action=linkaccount&provider=Example&linkreturnurl=http://example.org/&linktoken=123ABC
```

--------------------------------

### Example: Learn 'sit_near_bone' Trick - Step 1

Source: https://wiki.opencog.org/w/ImitationLearningHowTo_%28Embodiment%29

Initiates learning for the 'sit_near_bone' trick and signals the start of the demonstration.

```shell
learn sit_near_bone

```

```shell
I will sit_near_bone

```

--------------------------------

### Install octool and run OpenCog setup on Ubuntu

Source: https://wiki.opencog.org/w/BuildingOpenCog

Use this script to quickly install OpenCog and its dependencies on Ubuntu 16.04 or later. It automates the setup process.

```bash
sudo curl -L http://raw.github.com/opencog/ocpkg/master/ocpkg -o /usr/local/bin/octool &&\
sudo chmod +x /usr/local/bin/octool &&\
octool
```

--------------------------------

### Guile REPL Server Setup

Source: https://wiki.opencog.org/wikihome/index.php?diff=28959&oldid=26168&title=CogServerNode

This example shows how to set up a usable network server using Guile's REPL server functionality. It allows for multi-user connections to a Scheme REPL.

```bash
guile
```

```scheme
(use-modules (opencog))
(use-modules (system repl server))
(spawn-server)
```

--------------------------------

### Install Git

Source: https://wiki.opencog.org/w/Setting_up_Github_for_OpenCog

Use this command to install Git on your Ubuntu environment. Ensure Git is installed before proceeding with Github setup.

```bash
sudo apt-get install git

```

--------------------------------

### Netcat REPL Server Setup

Source: https://wiki.opencog.org/wikihome/index.php?diff=prev&oldid=26171&title=CogServerNode

Illustrates how to create a simple network server using Netcat and Guile. This setup is minimal and does not support multiple simultaneous connections.

```bash
$ mkfifo /tmp/foo
$ cat /tmp/foo | guile 2 >&1 | nc -l 127.0.0.1 1234 > /tmp/foo
```

--------------------------------

### Example Buildslave Configuration

Source: https://wiki.opencog.org/w/Buildslave

An example of how to configure the buildslave daemon with specific parameters.

```bash
buildbot create-slave ~buildslave/opencog \
     buildbot.opencog.org:9991 my_buildslave my_password

```

--------------------------------

### Setup Buildslave Environment

Source: https://wiki.opencog.org/w/Set_up_an_OpenCog_Buildbot_Slave

Creates a new user for the buildslave and switches to that user's shell.

```bash
sudo adduser buildslave

```

```bash
sudo -H -u buildslave bash

```

--------------------------------

### Download PyCharm Installation File

Source: https://wiki.opencog.org/w/Installing_PyCharm

Navigate to the official PyCharm download page to get the installation file.

```text
http://www.jetbrains.com/pycharm/download/index.html
```

--------------------------------

### Interactive Program Notice Example

Source: https://wiki.opencog.org/w/Special%3AVersion/License/Cite

An example of a short notice to display when an interactive program starts, informing users about its status and licensing.

```text
Gnomovision version 69, Copyright (C) year name of author
Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
This is free software, and you are welcome to redistribute it
under certain conditions; type `show c' for details.
```

--------------------------------

### Category Tag

Source: https://wiki.opencog.org/wikihome/index.php?action=history&feed=atom&title=Getting_Started

Assigns the page to the 'Getting Started' category.

```WikiText
[[Category:Getting Started]]
```

--------------------------------

### Set up OpenCog Repository and VM

Source: https://wiki.opencog.org/w/Building_OpenCog_in_a_Linux_Virtual_Machine_on_Windows

Creates a directory for OpenCog repositories, clones the main repository, creates a symbolic link for the Vagrantfile, and starts the virtual machine.

```bash
mkdir opencog_repos
cd opencog_repos
git clone https://github.com/opencog/opencog
```

```bash
ln -s $PWD/opencog/lib/Vagrantfile Vagrantfile
vagrant up
vagrant ssh
```

--------------------------------

### Navigate to C++ API Examples Directory

Source: https://wiki.opencog.org/w/The_OpenCog_Rule_Engine

Use this command to navigate to the C++ API examples directory within your OpenCog installation on Ubuntu.

```bash
$ cd ~/opencog/atomspace/build/examples/C++-api
```

--------------------------------

### Prepare for Core Build

Source: https://wiki.opencog.org/w/Building_OpenCog_on_Ubuntu

Navigates into the opencog directory, creates a new branch, and sets up a build directory.

```bash
cd opencog
git branch my-branch
mkdir build
cd build

```

--------------------------------

### Starting Opencog Server with Local Build

Source: https://wiki.opencog.org/w/Opencog_Shell_for_Noobs

This snippet demonstrates how to correctly start the Opencog server using a local build and its configuration file. It specifies the path to the executable and the configuration.

```bash
cd ./opencog/build/opencog/server/
./cogserver -c ../../lib/opencog.conf
```

--------------------------------

### Embodiment Server Output Example

Source: https://wiki.opencog.org/w/Beijing_AGI_Summer_School_Tutorial_for_Windows

Example output when starting the Embodiment server, indicating successful listening on port 17001 and process status.

```plaintext
learningServer_CogServer: no process found
oac: no process found
router: no process found
learningServer: no process found
spawner: no process found
LSMocky: no process found
pbTester: no process found
pvpSimulator: no process found
Listening on port 17001
COMMAND  PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME
spawner 8675 alex    7u  IPv4  17895      0t0  TCP *:16313 (LISTEN)
```

--------------------------------

### Setup Local Buildbot Environment

Source: https://wiki.opencog.org/w/Buildslave

Creates a new user for the buildslave and switches to that user's shell.

```bash
sudo adduser buildslave
sudo -H -u buildslave bash

```

--------------------------------

### Install OpenCog Dependencies on Ubuntu using octool

Source: https://wiki.opencog.org/wikihome/index.php?diff=26451&oldid=20073&title=Building_OpenCog

Use this script for a quick start on Ubuntu 16.04+. It installs all necessary dependencies to build OpenCog.

```bash
sudo curl -L http://raw.github.com/opencog/ocpkg/master/ocpkg -o /usr/local/bin/octool &&\
    sudo chmod +x /usr/local/bin/octool &&\
    octool
```

--------------------------------

### Expert Installation: Build OpenCog

Source: https://wiki.opencog.org/w/Installing_OpenCog_for_Noobs

Builds the OpenCog project after cloning the repository and installing dependencies. This command compiles the source code and starts the cogserver.

```bash
mkdir build
cd build
cmake ..
make -j$(nproc)
opencog/server/cogserver
```

--------------------------------

### Build OpenCog for the First Time

Source: https://wiki.opencog.org/w/Building_OpenCog_in_a_Linux_Virtual_Machine_on_Mac_OS_X

Navigate to the OpenCog directory within the VM, create a build directory, configure the build with CMake, and compile the project using Make. This is the initial build process after setting up the VM.

```bash
cd opencog
mkdir build
cd build
cmake ..
make

```

--------------------------------

### Install All OpenCog Dependencies

Source: https://wiki.opencog.org/w/Octool

Installs all necessary dependencies to build OpenCog, including optional support for Haskell bindings. Use this command for a comprehensive setup.

```bash
./octool -rdpcav -l default
# Optional: Add -s for installing dependencies for haskell binding.

```

--------------------------------

### Initial Setup for Buildbot Slave on Ubuntu 9.04

Source: https://wiki.opencog.org/wikihome/index.php?action=history&title=Set_up_an_OpenCog_Buildbot_Slave

This snippet shows the initial steps to set up a Buildbot build slave for Ubuntu 9.04 (Jaunty), including installing the buildbot software and dependencies, and setting up the local environment.

```bash
1. Install buildbot software & dependencies
sudo apt-get install buildbot
2. Setup local buildbot environment
sudo adduser ...
```
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