Top "Heartbeat" questions

Connecting a Heart Rate Monitor to a Windows PC Java application

I'm currently working on a Thesis project which requires my java program to keep track of a users current heart …

java windows bluetooth heartbeat

Ajax Heartbeat using setInterval, Preventing multiple calls at the same time

I wish to make an AJAX call using jQuery as a "heartbeat" in the background so that my web application …

jquery ajax delayed-execution heartbeat

Difference between a ping and a heartbeat?

I have never heard of the heartbeat until the heartbleed bug. I wonder what is the difference between this and …

ping heartbeat

Linux HA / cluster: what are the differences between Pacemaker, Heartbeat, Corosync, wackamole?

Can you help me understand Linux HA? Pacemaker, Heartbeat, Corosync seem to be part of a whole HA stack, but …

linux cluster-computing high-availability reliability heartbeat

setTimeOut() is not working with AJAX

In my application i want to send something to the server after some time. I have implemented it using AJAX. …

javascript ajax heartbeat

How to get HRV (Heart Rate Variability) from HR (Heart Rate)

I am working on application in which I have to read heart beat till one minute and calculate heart rate …

ios bluetooth heartbeat

Creating a "Heartbeat" or Windows-Service-Like functionality in Asp.Net

I've heard Jeff and Joel discuss on a podcast what they called a "Heartbeat" which essentially is creating something that …

asp.net heartbeat

In Socket.IO, is 'heartbeat' an event that can be used to trigger other actions?

This exact code doesn't work, but, I was hoping something like it was: io.sockets.on('connection', function(socket) { socket.…

node.js websocket socket.io heartbeat

Trouble with Netty IdleStateHandler - am I testing it the wrong way?

I have a toy Netty server and am trying to send heartbeat messages to clients when nothing has happened on …

java jboss network-programming netty heartbeat

how to measure HeartBeat using an android device

My question is very simple and straight forward. Is there any technique through which i can calculate the heartbeat of …

android sensors heartbeat