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How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
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@denoise I believe the idea by @Savoo is that after $_POST of the form data the same page reloads re-setting the session and post variables. Also creation of variables should takes place after checking if the variables match. Therefore unset is ...
Getting the name of the currently executing method
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@shrini1000 the idea is to use this snippet where the information is needed, and not put it in a library routine.
– Thorbjørn Ravn Andersen
Apr 15 '13 at 8:54
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How do I ignore the authenticity token for specific actions in Rails?
..._unprotected_action. I came here to find the answer to: is this a terrible idea? I'm looking to do this because an ajax response eats my session.
– Danny
Jun 10 '13 at 22:03
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How to move an iFrame in the DOM without losing its state?
...to handle this with flex-box:
https://jsfiddle.net/3g73sz3k/15/
The basic idea is to create a flex-box wrapper and then define an specific order for the iframes using the order attribute on each iframe wrapper.
<style>
.container{
display: flex;
flex-direction: column;
}
</sty...
jQuery - Trigger event when an element is removed from the DOM
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It may be slow and a bad idea for code in production, but this is looks like the only method that works synchronously (unlike MutationObserver) and for any node (not just nodes removed via jQuery). This is a great option for debugging.
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How do I programmatically determine operating system in Java?
...ll the properties provided by your Java implementations. It'll give you an idea of what you can find out about your Java environment via properties. :-)
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Producing a new line in XSLT
I want to produce a newline for text output in XSLT. Any ideas?
12 Answers
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NullPointerException in Java with no StackTrace
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Thanks for the tip. Any idea if there are any hidden gotchas to passing this option (it seems pretty innocuous as long as my application doesn't throw a ton of exceptions)?
– Edward Shtern
Jun 11 '10 at 17:48
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Is an empty href valid?
...ndeed, you can leave it empty (W3 validator doesn't complain).
Taking the idea one step further: leave out the ="". The advantage of this is that the link isn't treated as an anchor to the current page.
<a href>sth</a>
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How to call an async method from a getter or setter?
...round thread. I'll see if I can come up with a workable solution with this idea.
– Doguhan Uluca
Jul 7 '11 at 14:49
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