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Using Linq to get the last N elements of a collection?
...
collection.Skip(Math.Max(0, collection.Count() - N));
This approach preserves item order without a dependency on any sorting, and has broad compatibility across several LINQ providers.
It is important to take care not to call Skip with a negative ...
How to gracefully handle the SIGKILL signal in Java
...logoff or system shutdown.
I tried the following test program on OSX 10.6.3 and on kill -9 it did NOT run the shutdown hook, as expected. On a kill -15 it DOES run the shutdown hook every time.
public class TestShutdownHook
{
public static void main(String[] args) throws InterruptedExcepti...
What is the formal difference in Scala between braces and parentheses, and when should they be used?
...
370
I tried once to write about this, but I gave up in the end, as the rules are somewhat diffuse. B...
Cmake vs make sample codes?
...
+50
The following Makefile builds an executable named prog from the sources
prog1.c, prog2.c, prog3.c and main.c. prog is linked against l...
Error handling principles for Node.js + Express.js applications?
...t(err);
});
Middleware syntax is valid in a get request.
As for D)
(07:26:37 PM) tjholowaychuk: app.error is removed in 3.x
TJ just confirmed that app.error is deprecated in favor of E
E)
app.use(function(err, req, res, next) {
// Only handle `next(err)` calls
});
Any middleware that ...
Regular expression to find URLs within a string
...|
edited Aug 26 '15 at 11:00
nhahtdh
51.7k1313 gold badges110110 silver badges146146 bronze badges
answe...
Are parallel calls to send/recv on the same socket valid?
...
Robert Harvey
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answered Dec 30 '09 at 17:46
Chris DoddChris Dodd
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Fast and responsive interactive charts/graphs: SVG, Canvas, other?
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Fortunately, drawing 2000 circles is a pretty easy example to test. So here are four possible implementations, two each of Canvas and SVG:
Canvas geometric zooming
Canvas semantic zooming
SVG geometric zooming
SVG semantic zooming
These exampl...
Reuse Cucumber steps
...
102
UPDATE: The method described below has been deprecated. The recommended way to call a step from...
How can you find the height of text on an HTML canvas?
... var block = $('<div style="display: inline-block; width: 1px; height: 0px;"></div>');
var div = $('<div></div>');
div.append(text, block);
var body = $('body');
body.append(div);
try {
var result = {};
block.css({ verticalAlign: 'baseline' });
res...