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Set custom HTML5 required field validation message

... return 'The email address "' + input.value + '" is invalid!'; } }); More details defaultText is displayed initially emptyText is displayed when the input is empty (was cleared) invalidText is displayed when the input is marked as invalid by the browser (for example when it's not a valid ema...
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How to drop all tables in a SQL Server database?

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A good book for learning D3.js [closed]

...umber, as can be seen in this gist listing libraries that make use of d3. More recently, Nick Zhu, the author of dc.js charting library that combines d3.js and crossfilter, came out with a new Data Visualization with D3 Cookbook that looks promising and appears to assume a bit more of the reader th...
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In Vim, how do I apply a macro to a set of lines?

...t line is shown. :'<,'>norm! @a Enter :help normal in vim to read more. share | improve this answer | follow | ...
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How do I view the list of functions a Linux shared library is exporting?

...ust functions, but exported variables as well. See the nm manual page for more information. share | improve this answer | follow | ...
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Inheriting class methods from modules / mixins in Ruby

... Read this thread for more insight as to the "why?". – Phrogz May 22 '12 at 0:32 2 ...
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Matplotlib 2 Subplots, 1 Colorbar

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Parse (split) a string in C++ using string delimiter (standard C++)

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Why does Chrome incorrectly determine page is in a different language and offer to translate?

...or instance) in a hidden div. That might help with SEO as well. EDIT (and more info) The OP is asking about Chrome, so Google's recommendation is posted above. There are generally three ways to accomplish this for other browsers: W3C recommendation: Use the lang and/or xml:lang attributes in th...
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Is there a perfect algorithm for chess? [closed]

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