How can I (or what tools are available) for drawing a line between two or more elements to connect them? Any combination of HTML/CSS/JavaScript/SVG/Canvas is fine.  If your answer supports any of these, then do mention it:   draggable elements drag...

I would like to serve queries from a javascript code by python. But I am not experienced in this field at all. What I would like to build is something like this:     1. request.js:   open_connection('server.py'); for (var i=0; i<10; i++)...

I'm using AJAX to update some values in a database.  All has worked wonderfully with that, but now I would like to implement some logging stuff.  The logging functions look like they are going to take a fair amount of processing time, and theirs...

I created a socket server using websocket module with this configuration taken from this example (with some changes):      var WebSocketServer = require('websocket').server; var http = require('http');  var server = http.createServer(...

Althought this question was asked more than one year ago, it's still relevant for me. I'm also trying to provide more information to make this not just a duplicate. As stated in the original question - if you connect to a MongoDB database wit...

I am developing a site in which I have used LinkedIn JavaScript API for creating account and add LinkedIn Connections as Friends.  I have got all the connections from the LinkedIn on my page, but how can I add them as friends with each other.  I am s...

How to calculate approximately the connection speed of a website using JavaScript?  I want to create a javascript widget like, which will calculate the speed opening the current opened page.  I am asking if this can be done using just javascript and...

I am currently programming a diagram editor in javascript with SVG.   I am stuck with a problem concerning connection between rectangles. I found a lot of resources to draw a connection between circles but nothing about rectangles.  So now what I got...

I'm using a js library inside a PhoneGap application for iPhone. I don't know what other external sites my js library contacts, so I need a way of whitelisting all connections, just for testing. How do I do that?  My app just silently fails,...

I am looking for an algorithm or sample solution for drawing connection lines between rectangles. In my case rectangles are elements Gantt chart and connections show depenedencies. I am using the Raphael JS library to draw rectangles and lines. So a...