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What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?

...d as text/html should be treated as HTML and not as XHTML. It's a very common pitfall, because W3C Validator largely ignores that rule, but browsers follow it religiously. Read Understanding HTML, XML and XHTML from WebKit blog: In fact, the vast majority of supposedly XHTML documents on th...
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How to delete a row by reference in data.table?

My question is related to assignment by reference versus copying in data.table . I want to know if one can delete rows by reference, similar to ...
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why does DateTime.ToString(“dd/MM/yyyy”) give me dd-MM-yyyy?

...h a leading zero. So I doubt that's what you want. This may be helpful: http://www.geekzilla.co.uk/View00FF7904-B510-468C-A2C8-F859AA20581F.htm share | improve this answer | ...
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How to set an iframe src attribute from a variable in AngularJS

...$sceProvider) { $sceProvider.enabled(false); }); for more info https://docs.angularjs.org/api/ng/service/$sce share | improve this answer | follow ...
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Windows equivalent of the 'tail' command

Is there a way to simulate the *nix tail command on the Windows command line? I have a file and I want a way to snip off the first n lines of text. For example: ...
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Overriding == operator. How to compare to null? [duplicate]

...eEquals emits a method call though, while casting to object will cause the compiler to just emit instructions to compare the references for equality. ... But that probably counts as evil micro-optimization. – dtb Nov 18 '10 at 20:35 ...
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Error inflating class fragment

... already using v4 Fragment and v4 FrsgmentActivity - to be more precise AppCompatActivity. – joseph Jun 27 '15 at 21:00 4 ...
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How to open a local disk file with JavaScript?

...he file:</h3> <pre id="file-content"></pre> Specs http://dev.w3.org/2006/webapi/FileAPI/ Browser compatibility IE 10+ Firefox 3.6+ Chrome 13+ Safari 6.1+ http://caniuse.com/#feat=fileapi share ...
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Do you have to include ?

... to your cookieless domain should correct this. <link rel="icon" href="https://cookieless.MySite.com/favicon.ico" type="image/x-icon" /> Depending on how much traffic you get, this may be the most practical reason for adding the link. Info on setting up a cookieless domain: http://www.ra...
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How to concatenate strings in django templates?

... instead of the extend tag, but apparently it just works. Though I would recommend Ahsan's own answer as it also workes and is (in my opinion) semantically more correct and raises less confusion. – gitaarik Apr 2 '13 at 16:23 ...