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Should __init__() call the parent class's __init__()?
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In Python, calling the super-class' __init__ is optional. If you call it, it is then also optional whether to use the super identifier, or whether to explicitly name the super class:
object.__init__(self)
In case of object, calling the super method is not strict...
When do you use map vs flatMap in RxJava?
...to transform your json to an object, using map should be enough.
Dealing with the FileNotFoundException is another problem (using map or flatmap wouldn't solve this issue).
To solve your Exception problem, just throw it with a Non checked exception : RX will call the onError handler for you.
Obse...
Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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Effective method to hide email from spam bots
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Working with content and attr in CSS:
.cryptedmail:after {
content: attr(data-name) "@" attr(data-domain) "." attr(data-tld);
}
<a href="#" class="cryptedmail"
data-name="info"
data-domain="example"
data-tld=...
Check if a user has scrolled to the bottom
...= $(document).height()) {
alert("bottom!");
}
});
You can test it here, this takes the top scroll of the window, so how much it's scrolled down, adds the height of the visible window and checks if that equals the height of the overall content (document). If you wanted to instead check i...
Best way to clear a PHP array's values
...Like Zack said in the comments below you are able to simply re-instantiate it using
$foo = array(); // $foo is still here
If you want something more powerful use unset since it also will clear $foo from the symbol table, if you need the array later on just instantiate it again.
unset($foo); // ...
How does Access-Control-Allow-Origin header work?
Apparently, I have completely misunderstood its semantics. I thought of something like this:
16 Answers
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Inline SVG in CSS
Is it possible to use an inline SVG definition in CSS?
9 Answers
9
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How is CountDownLatch used in Java Multithreading?
...omeone help me to understand what Java CountDownLatch is and when to use it?
12 Answers
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Best C# API to create PDF [closed]
...recomend any PDF API for C#. Free is the best, but I don't mind paying for it.
3 Answers
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