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How do I determine whether my calculation of pi is accurate?
...gits against the known values. So that's simple enough.
In fact, I have a webpage that lists snippets of digits for the purpose of verifying computations against them: http://www.numberworld.org/digits/Pi/
But when you get into world-record territory, there's nothing to compare against.
Histori...
How to not run an example using roxygen2?
... and stackoverflow.com/questions/12038160/…. See also cran.r-project.org/web/packages/roxygen2/vignettes/rd.html.
– Julian Karch
Jun 25 '18 at 12:39
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What is the difference between typeof and instanceof and when should one be used vs. the other?
...than a string primitive. see section here developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– Colin D
Jan 29 '16 at 9:43
5
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Likelihood of collision using most significant bits of a UUID in Java
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The link is dead once again. Here's a link to a web archive version.
– Kuba Spatny
May 21 '19 at 5:19
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Best Timer for using in a Windows service
...ing.Timer will work for services.
The timers you want to avoid are System.Web.UI.Timer and System.Windows.Forms.Timer, which are respectively for ASP applications and WinForms. Using those will cause the service to load an additional assembly which is not really needed for the type of application y...
Can I set variables to undefined or pass undefined as an argument?
...does not mean that it is a mess.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/undefined
This behaviour is also not specific to JavaScript and it completes the generalised concept that a boolean result can be true, false, unknown (null), no value (undefined), or ...
What is the easiest way to disable/enable buttons and links (jQuery + Bootstrap)
...ground-image: none;
opacity: 0.65;
filter: alpha(opacity=65);
-webkit-box-shadow: none;
-moz-box-shadow: none;
box-shadow: none;
color: #333;
background-color: #E6E6E6;
}
Note how the [disabled] property is targeted as well as a .disabled class. The .disabled class is w...
How would I get a cron job to run every 30 minutes?
... additional information (such as the launchd Wikipedia page) with a simple web search.
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Will ConfigurationManager.AppSettings[“blah”] throw an exception if “blah” doesn't exist?
...ager.AppSettings["blah"] throw an exception if "blah" doesn't exist in the web/app.config?
6 Answers
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How to place and center text in an SVG rectangle
...SVG-inspired library that allows you to do similar things and does work in web browsers, although I haven't released it yet.
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