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explicit casting from super class to subclass
... telling the compiler "trust me. I'm a professional, I know what I'm doing and I know that although you can't guarantee it, I'm telling you that this animal variable is definitely going to be a dog."
Since the animal isn't actually a dog (it's an animal, you could do Animal animal = new Dog(); and ...
Remove multiple attributes with jQuery's removeAttr
... makes no sense to use an old version of jQuery. Many bugs have been fixed and jQuery is constantly developed to keep up with browser evolutions.
– Denys Séguret
Oct 22 '14 at 7:43
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Converting an int to a binary string representation in Java?
What would be the best way (ideally, simplest) to convert an int to a binary string representation in Java?
16 Answers
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iOS: Modal ViewController with transparent background
...ally, with a transparent background. My goal is to let both the presenting and presented view controllers's view to be displayed at the same time. The problem is, when the presenting animation finishes, the presenting view controller's view disappears.
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What is the difference between Serialization and Marshaling?
...d techniques (such as RPC), the term "Marshaling" is used but don't understand how it differs from Serialization. Aren't they both transforming objects into series of bits?
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How to send email attachments?
I am having problems understanding how to email an attachment using Python. I have successfully emailed simple messages with the smtplib . Could someone please explain how to send an attachment in an email. I know there are other posts online but as a Python beginner I find them hard to understand....
How do I use IValidatableObject?
I understand that IValidatableObject is used to validate an object in a way that lets one compare properties against each other.
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Margin-Top push outer div down
...o padding does the trick, as the answer below suggests. Still don't understand why the whole problem happens, though.
– Gilad Barner
May 3 '17 at 13:38
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Check time difference in Javascript
...objects to get their difference:
// use a constant date (e.g. 2000-01-01) and the desired time to initialize two dates
var date1 = new Date(2000, 0, 1, 9, 0); // 9:00 AM
var date2 = new Date(2000, 0, 1, 17, 0); // 5:00 PM
// the following is to handle cases where the times are on the opposite si...
Download large file in python with requests
...t's not possible to keep whole file in memory I need to read it in chunks. And this is a problem with the following code
5 ...