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Why does Double.NaN==Double.NaN return false?
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NaN means "Not a Number".
Java Language Specification (JLS) Third Edition says:
An operation that overflows produces a signed infinity, an operation that underflows produces a denormalized value or a signed zero, and an operation that has no mathematically definite...
How to show “if” condition on a sequence diagram?
I was wondering, how can one represent " if " statement on a sequence diagram?
4 Answers
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ASP MVC href to a controller/view
... Only valid for ASP.NET 5 i.e MVC 6
– Ifeanyi Chukwu
May 24 '16 at 8:12
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Force DOM redraw/refresh on Chrome/Mac
...nt.getElementById('parentOfElementToBeRedrawn').style.display = 'block';
If this simple redraw doesn't work you can try this one. It inserts an empty text node into the element which guarantees a redraw.
var forceRedraw = function(element){
if (!element) { return; }
var n = document.cre...
Delete multiple remote branches in git
...args -I {} git push origin :{}
You may want to do a dry-run first to see if it is the branches that you want to remove:
git branch -r | awk -F/ '/\/PREFIX/{print $2}'
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How do I find the PublicKeyToken for a particular dll?
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If you have the DLL added to your project, you can open the csproj file and see the Reference tag.
Example:
<Reference Include="System.Web.Mvc, Version=3.0.0.1, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processor...
How to redirect Valgrind's output to a file?
... that this suggestion will also send a.out's output to the same log file. If you want to save valgrind's output to the logfile without a.out's, you should use the --log-file option suggested by Lex.
– edam
Oct 1 '13 at 13:34
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Get the first key name of a javascript object [duplicate]
... I'd like to point out that for (key in dict) is likely to execute significantly faster, O(1) rather than O(n). It's not silly at all.
– Steven Lu
Jan 8 '13 at 6:49
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Using CSS to insert text
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If the text is part of the page layout and not part of the content, maybe the CSS is the right place for it. For example if you wanted your page heading across all pages to be the words "Hello World" in purple on a lime gree...
Twitter Bootstrap Button Text Word Wrap
For the life of me I am unable to get these twitter bootstrap buttons to text wrap onto multiple lines, they appearing like so.
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