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Is List a subclass of List? Why are Java generics not implicitly polymorphic?
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No, a List<Dog> is not a List<Animal>. Consider what you can do with a List<Animal> - you can add any animal to it... including a cat. Now, can you logically add a cat to a litter of puppies? Absolutely not.
// Illegal code - because otherwise life would be Bad
List...
Remove URL parameters without refreshing page
...ng again.
Note that you cannot change the whole URL. You can just change what comes after the domain's name. This means that you cannot change www.example.com/ but you can change what comes after .com/
www.example.com/old-page-name => can become => www.example.com/myNewPaage20180322.php
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What is the difference between a mutable and immutable string in C#?
What is the difference between a mutable and immutable string in C#?
15 Answers
15
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How to migrate GIT repository from one server to a new one
...ry. This server is listed as the origin (master) for one of my projects. What is the proper way to move the repository to keep the history.
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How to mock void methods with Mockito
... @qualidafial: I think the return type of the Answer.answer call is not what gets returned to the original method, it's what is returned to the doAnswer call, presumably if you want to do something else with that value in your test.
– twelve17
Sep 7 '14 at 1...
javax vs java package
What's the rationale behind the javax package? What goes into java and what into javax?
7 Answers
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Launching an application (.EXE) from C#?
...this it failed without UseShellExecute = false, but it works now. Not sure what's going on there...
– Barton
Feb 21 '14 at 18:12
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End of support for python 2.7?
... from people who aren't on the python-dev list and don't really understand what this diff actually means.
The core developers are not required to maintain 2.7 post-2015, and most of them won't be involved in it. That part hasn't changed.
What is happening is that Red Hat is preparing to cut a RH...
Anatomy of a “Memory Leak”
...ou start getting OutOfMemoryExceptions or your memory usage goes up beyond what you'd expect (PerfMon has nice memory counters).
Understanding .NET's memory model is your best way of avoiding it. Specifically, understanding how the garbage collector works and how references work — again, I refer...
How do you make a HTTP request with C++?
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@bostrot: Yep that what I meant. I reverted and added a link, I think people thought I wrote webdev. What a pity :)
– neuro
Dec 5 '18 at 13:43
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