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How to print color in console using System.out.println?
...or in console? I want to show data in colors when the processor sends data and in different colors when it receives data.
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Find the host name and port using PSQL commands
I have PSQL running, and am trying to get a perl application connecting to the database. Is there a command to find the current port and host that the database is running on?
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The simplest possible JavaScript countdown timer? [closed]
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I have two demos, one with jQuery and one without. Neither use date functions and are about as simple as it gets.
Demo with vanilla JavaScript
function startTimer(duration, display) {
var timer = duration, minutes, seconds;
setInterval(functio...
What's the algorithm to calculate aspect ratio?
...8:1.
If so, what you need to do is find the greatest common divisor (GCD) and divide both values by that. The GCD is the highest number that evenly divides both numbers. So the GCD for 6 and 10 is 2, the GCD for 44 and 99 is 11.
For example, a 1024x768 monitor has a GCD of 256. When you divide bot...
Initialising an array of fixed size in python [duplicate]
...ets the requirements of the question because you have a defined size array and you can index one of the five elements without getting an IndexError. This is the closest thing to the C expression.
– user2233706
Oct 26 '14 at 17:43
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Calculate the center point of multiple latitude/longitude coordinate pairs
Given a set of latitude and longitude points, how can I calculate the latitude and longitude of the center point of that set (aka a point that would center a view on all points)?
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Remote JMX connection
...s. The server was on a VM. The VM was deployed fenced so it has internal and an external IP addresses. We started the server java process with -Djava.rmi.server.hostname=<external-ip-address>.
– buzz3791
Oct 28 '13 at 21:39
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stop all instances of node.js server
This is my first time working with Node.js and I ran into this problem:
16 Answers
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Cluster analysis in R: determine the optimal number of clusters
..., calinski.best, "\n")
# 5 clusters!
Four. Determine the optimal model and number of clusters according to the Bayesian Information Criterion for expectation-maximization, initialized by hierarchical clustering for parameterized Gaussian mixture models
# See http://www.jstatsoft.org/v18/i06/pap...
What's the difference between echo, print, and print_r in PHP?
I use echo and print_r much, and almost never use print .
11 Answers
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