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Questions tagged [noflo]

NoFlo is a JavaScript implementation of Flow-Based Programming (FBP), a specific type of dataflow programming, for Node.js and browser.

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Using no flo components in browser

I am trying out some prototypes with noflo in the browser and currently facing some issues related to to get it up and running. Could someone please point me in the right direction ? Below is my scenario. I want to run a FBP in my browser like…
Murthy
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Noflo example : Running inside browser

We are trying to get a simple noflo example running inside a browser as described the noflojs.org/documentation/fbp/ [Language for Flow-Based Programming] We tried to refer to some examples available on GitHub…
Byre BG
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Can I Write noflo Component by C++?

I have a local system which is written by C++. I want to integrate noflo with my system,so I want to write a component(by C++) to fetch data from my system to noflo,and write another component(by C++) to provide data from noflo to my system.
Fancy Max
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Kickstarting with noflo-nodejs --graph --batch --register false

I would like to use a command line in a script to run a noflo graph for testing purposes. My graph and custom component load and execute correctly when I run them from the browser GUI, however, I cannot get them to run outside the GUI.…
Glenna
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creating custom components and running with NoFlo

I am creating a custom component which interfaces with MongoDB. I wrote a CoffeeScript file which just connects to MongoDB, and stored it at noflo/components folder. MongoBase.coffee noflo = require "noflo" mongodb = require "mongodb" url = require…
Saurabh Sood
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Noflo-ui no runtime installed

I followed the instructions outlined online at https://github.com/noflo/noflo-ui to setup the Noflo-ui locally on my device. The build goes fine. However, when I access the webpage I don't see any local runtime registered. Do I have to install a…
v33j
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Where should the text of the network command output appear?

I recently added the ability for a FBP runtime that I am building to send the network protocol commands output and error. When using app.flowhub.io for the client, the error message shows up in a message window but I don't see the message that…
P C Marks
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Adding additional metadata to the noflo-ui

I am developing a noflo runtime in the Elixir language (more here) and here. I would like the user of the noflo-ui to be able to specify some node metadata, specifically, the number of processes to deploy for a given component. How can this best be…
P C Marks
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How can I get a nodejs server to restart with a graph update in Flowhub/noflo-ui?

I've noticed that when using the nodejs runtime with noflo/Flowhub, a server restart is necessary for it to catch many graph changes. I've experimented with using nodemon, but I'm unsure which files/folders I should have it watch in order to…
Twigonometry
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How do I share a flohub graph?

How can I share (or publish) a flohub graph like is done in this answer? I need to be able to post a publically accessible project, and am willing to set up a server if needed.
7yl4r
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Noflo I get error when trying to print an input

I have app.js that looks like: var noflo = require("noflo"); var graph = noflo.graph.createGraph("PrintValueGraph"); graph.addNode("output", "Print"); graph.addInitial(100,"output","in"); var network = noflo.createNetwork(graph); And I have a…
Lulzim
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noflo-ui: Load and save projects/graphs/components from external database or api

I'm trying to create a custom build of noflo-ui that is effectively only a graph editor. Don't need it to connect to any runtimes. I'm struggling to find where I can inject this code as it appears part of noflo-ui is written in noflo itself and I…
Alex Stanciu
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How to prevent a connection from a single out-port blocking packets on another connection on the same port?

I'm trying to take output from a single process (P1) and perform parallel tasks on it using other processes (P2 and P3). So far so simple. To do this I'm connecting P2 and P3 to the single out-port of P1. In my mind, this should mean that P1 emits…
Robin Hawkes
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How to instal no flo on a mac to show the visual interface

Im trying to install and play with no flo. I have a Mac 10.9.5. I have tried to follow the instructions as detailed in http://noflojs.org/documentation/. I've installed noflo, built the project and got the calculator to run. Lovely. However there's…
Sebastian Zeki
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noflo browser component have project or graph id?

i am creating noflo project and need o get project or graph id inside the component here is a simple component code noflo = require 'noflo' exports.getComponent = -> c = new noflo.Component c.inPorts.add 'in', (event, payload) -> return…
code.rider
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