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How to make an image center (vertically & horizontally) inside a bigger div [duplicate]
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@Nathan this is not an easy task. You can do it though if you know the exact dimensions of the div and leave enough transparent space around the image on the sprite so that the other images on the sprite are not displayed.
– Pavel Nikolov
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CSS horizontal centering of a fixed div?
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it doesn't work as intended when you resize the browser window.
– user126284
Aug 27 '11 at 4:37
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onBitmapLoaded of Target object not called on first load
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I don't have an image view, how can I solve this problem then? When dealing with this kind of situations, the gc is your worse enemy
– tim687
Aug 11 '15 at 18:17
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Difference between Destroy and Delete
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Basically destroy runs any callbacks on the model while delete doesn't.
From the Rails API:
ActiveRecord::Persistence.delete
Deletes the record in the database and freezes this instance to reflect that no changes should be made (since they can't be persisted). Returns the frozen i...
JavaScript data formatting/pretty printer
...n;
return od;
}
I will look at improving it a bit.
Note 1: To use it, do od = DumpObject(something) and use od.dump. Convoluted because I wanted the len value too (number of items) for another purpose. It is trivial to make the function return only the string.
Note 2: it doesn't handle loops in...
Sort array of objects by object fields
...$a, $b) => $a->count - $b->count as the "compare" function should do the trick, or, if you want yet another way of doing the same thing, starting from PHP 7 you can use the Spaceship operator, like this: fn($a, $b) => $a->count <=> $b->count.
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ActiveRecord: size vs count
...haven't anything loaded, use count to make a count query on your db
if you don't want to bother with these considerations, use size which will adapt
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Deleting a file in VBA
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1.) Check here. Basically do this:
Function FileExists(ByVal FileToTest As String) As Boolean
FileExists = (Dir(FileToTest) <> "")
End Function
I'll leave it to you to figure out the various error handling needed but these are among the e...
How to pass in password to pg_dump?
...the home directory of the account that pg_dump will run as. See Postgresql documentation libpq-pgpass for details of the format (including the last paragraph where it explains it will be ignored if you don't set the mode to 0600).
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Visual Studio displaying errors even if projects build
...have a problem with Visual Studio on a C# solution. It displays totally random errors, but the projects build. Right now, I have 33 files with errors, and I can see red squiggly lines in all of them.
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