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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
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If you consider travel websites, these use Dijkstra's algorithm because of weights (distances) on nodes.
If you will consider the same distance between all nodes, then BFS is the better choice.
For example, consider A -> (B, C) -&g...
How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?
... pbsb.zip # can also do via graphical interface if you prefer.
What's inside zip
./app.js
const PORT = 3000;
const HOST = 'localhost';
var express = require('express');
var app = module.exports = express.createServer();
app.use(express.staticProvider(__dirname + '/public'));
const redis = re...
Why is this F# code so slow?
...the lack of a convenient way to switch to using a run-time mechanism to avoid that is a hassle at times. However, the fear of code bloat is normally irrational - generally, C++ templates work well.
– Steve314
Apr 13 '12 at 1:40
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Colorize console output in Intellij products
...errors, warnings and infos. There's a way to do that in Intellij products (IDEA, PhpStorm, PyCharm)?
5 Answers
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Is Hash Rocket deprecated?
...ssary. In particular:
You must use the rocket for symbols that are not valid labels: :$set => x is valid but $set: x is not. In Ruby 2.2+ you can get around this problem with quotes: '$set': x will do The Right Thing.
You must use the rocket if you use keys in your Hashes that aren't symbols, s...
Is it possible to have empty RequestParam values use the defaultValue?
...pping(value = "/test", method = RequestMethod.POST)
@ResponseBody
public void test(@RequestParam(value = "i", required=false) Integer i) {
if(i == null) {
i = 10;
}
// ...
}
I have removed the defaultValue from the example above, but you may want to include it if you expect to ...
How to say “should_receive” more times in RSpec
...).to have_received(:find).exactly(n).times etc.
– David Tuite
Sep 10 '14 at 22:25
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How to specify a port number in SQL Server connection string?
... answered Feb 4 at 4:13
David ThangDavid Thang
1111 bronze badge
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CSS display: table min-height not working
...les, height essentially is min-height, as tables always stretch. Just get rid of the "min-" and it will work as you expect.
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“Use the new keyword if hiding was intended” warning
...perty (which is not virtual or abstract) called Events which is being overridden by your class. If you intend to override it put the "new" keyword after the public modifier. E.G.
public new EventsDataTable Events
{
..
}
If you don't wish to override it change your properties' name to something ...