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What's the state of the art in email validation for Rails?
...a-z]+\z/
That was adapted from http://www.regular-expressions.info/email.html -- which you should read if you really want to know all the tradeoffs. If you want a more correct and much more complicated fully RFC822-compliant regex, that's on that page too. But the thing is this: you don't have t...
jQuery empty() vs remove()
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$("body").empty() -- it' removes the HTML DOM elements inside the body tag -
when you declare $("body").remove() - it remove the entire HTML DOM along with body TAG .
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JavaScript private methods
...tp://webreflection.blogspot.com/2008/04/natural-javascript-private-methods.html
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Can I export a variable to the environment from a bash script without sourcing it?
...ion. There's official docs on allexport here: gnu.org/software/bash/manual/html_node/The-Set-Builtin.html
– benjaoming
Nov 15 '19 at 18:45
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Avoid browser popup blockers
...');
Optional: add some "waiting" info message. Examples:
a) An external HTML page: replace the above line with
var importantStuff = window.open('http://example.com/waiting.html', '_blank');
b) Text: add the following line below the above one:
importantStuff.document.write('Loading preview...'...
Spring DAO vs Spring ORM vs Spring JDBC
...ocumentation of the latest release (4.1.6, covering all topics) :
Single html page: http://docs.spring.io/spring/docs/current/spring-framework-reference/htmlsingle/
PDF: http://docs.spring.io/spring/docs/current/spring-framework-reference/pdf/spring-framework-reference.pdf
Spring-data is not par...
Amazon S3 Change file download name
... function doc at http://docs.aws.amazon.com/AWSJavaScriptSDK/latest/AWS/S3.html#getObject-property
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How do I show the value of a #define at compile-time?
...n STR(ABC) you'd get "ABC". See gcc.gnu.org/onlinedocs/cpp/Stringification.html
– rob05c
Feb 12 '15 at 22:22
This also...
How do I simulate a hover with a touch in touch enabled browsers?
With some HTML like this:
14 Answers
14
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jquery get all form elements: input, textarea & select
...has ' + this.elements.length + ' form element(s).');
});
$('#results').html(summary.join('<br />'));
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<form id="A" style="display: none;">
<input type="text" />
<...