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When is the finalize() method called in Java?
...om 1998, and has some interesting advice, particularly the suggestion that one call System.runFinalizersOnExit() to ensure finalizers run before the JVM exits. That method is currently deprecated, with the comment 'This method is inherently unsafe. It may result in finalizers being called on live o...
How does Facebook Sharer select Images and other metadata when sharing my URL?
...raph meta tags that it looks at to decide which image to show.
The keys one for the Facebook image are:
<meta property="og:image" content="http://ia.media-imdb.com/rock.jpg"/>
<meta property="og:image:secure_url" content="https://secure.example.com/ogp.jpg" />
and it should be pr...
Is 1.0 a valid output from std::generate_canonical?
I always thought random numbers would lie between zero and one, without 1 , i.e. they are numbers from the half-open interval [0,1). The documention on cppreference.com of std::generate_canonical confirms this.
...
Create a matrix of scatterplots (pairs() equivalent) in ggplot2
... be a factor. I haven't checked it, but there's no reason why it should be one. However I get a scatter plot :)
Note: For future reference, the plotmatrix() function has been replaced by the ggpairs() function from the GGally package as @naught101 suggests in another response below to this questi...
How to search by key=>value in a multidimensional array in PHP
... This is a good solution if you want to search an array that is only one level deep, but this particular question was about searching recursively into a deep array ("the function has to be recursive to get down to the deepest level").
– orrd
Jun 18 '15 at...
How do I bind Twitter Bootstrap tooltips to dynamically created elements?
...
Try this one:
$('body').tooltip({
selector: '[rel=tooltip]'
});
share
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Why are only final variables accessible in anonymous class?
...ype... anything like that. Basically it's a bit like communicating between one method and another: changes made to the parameters of one method aren't seen by its caller, but changes made to the objects referred to by the parameters are seen.
If you're interested in a more detailed comparison betwe...
How do I create a new class in IntelliJ without using the mouse?
...ted via Alt+1.
To create a new class in the same directory as the current one use Ctrl+Alt+Insert (New...).
You can also do it from the Navigation Bar, press Alt+Home, then choose package with arrow keys, then press Alt+Insert.
Another useful shortcut is View | Select In (Alt+F1), Project (1), th...
Moment JS - check if a date is today or in the future
...
Since no one seems to have mentioned it yet, the simplest way to check if a Moment date object is in the past:
momentObj.isBefore()
Or in the future:
momentObj.isAfter()
Just leave the args blank -- that'll default to now.
Ther...
Why am I getting a NoClassDefFoundError in Java?
... @DaveL. Thanks! Jared's answer with 400+ upvotes is way below! One answer with -4 up(down?)votes is way above it. There is something fishy about SO's answer ordering logic.
– Saurabh Patil
Jul 31 '17 at 14:00
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