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Using regular expressions to parse HTML: why not?
...ng to extract URLs from
<img> tags.
<img src="http://example.com/whatever.jpg">
So you write a regex like this in Perl:
if ( $html =~ /<img src="(.+)"/ ) {
$url = $1;
}
In this case, $url will indeed contain
http://example.com/whatever.jpg. But what happens when
you start g...
Get just the filename from a path in a Bash script [duplicate]
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That little snippet sets xpath (the file path), xpref (the file prefix, what you were specifically asking for) and xfext (the file extension).
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How can I make an entire HTML form “readonly”?
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@EricFreese Only in disabled state, which is what you want in 99 % of cases.
– Honza Kalfus
May 11 '18 at 12:51
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How to see an HTML page on Github as a normal rendered HTML page to see preview in browser, without
...nch that contains your HTML resources.
$ git checkout --orphan gh-pages
What about all the other gunk in my repo, how does that fit in to it?
Nah, you can just go ahead and delete it. And it's safe to do now, because you've been paying attention and created an orphan branch which can't be merged...
Java optional parameters
How do I use optional parameters in Java? What specification supports optional parameters?
17 Answers
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RESTful Services - WSDL Equivalent
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@DarrelMiller depends what you call "worked well", this is like in the 80's when everyone would write its interops out of paper docs, so it works, but "well"?
– Eric Grange
Oct 3 '12 at 23:54
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How to revert initial git commit?
...answer is indeed the best one, so avoid using rm -fr .git (unless you know what you are doing).
– rsenna
Aug 2 '15 at 17:21
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Views vs Components in Ember.js
...u can't do this actually with a Ember.View.
Ember.Component
That's exactly what components let you do. In fact, it's such a good idea that the W3C is currently working on the Custom Elements spec.
Ember's implementation of components tries to be as closely to the Web Components specification as poss...
How can I pass a parameter to a setTimeout() callback?
...ater, with JavaScript 1.2—it is explicitly part of the HTML5 draft spec (whatwg.org/specs/web-apps/current-work/multipage/…). However, using a string instead of a function object is generally considered poor style because it is essentially a form of delayed eval().
– Miles...
Why does JPA have a @Transient annotation?
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What "JPA Caching system" that uses serialisation for store/restore of entities ? a JPA implementation can cache an object in any way they wish, and serialisation doesn't enter into it.
– DataNucleus
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