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Implementing two interfaces in a class with same method. Which interface method is overridden?
...e two methods have conflicting return types, then it will be a compilation error. This is the general rule of inheritance, method overriding, hiding, and declarations, and applies also to possible conflicts not only between 2 inherited interface methods, but also an interface and a super class metho...
How do you get a list of the names of all files present in a directory in Node.js?
...s set, and nothing
// was found, then files is ["**/*.js"]
// er is an error object or null.
})
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HTTP 404 Page Not Found in Web Api hosted in IIS 7.5
...g dev server. But I now deployed it to IIS 7.5 and I am getting a HTTP 404 error when trying to access the application.
34 ...
How do SO_REUSEADDR and SO_REUSEPORT differ?
...A to 0.0.0.0:21 and then binding socketB to 192.168.0.1:21 will fail (with error EADDRINUSE), since 0.0.0.0 means "any local IP address", thus all local IP addresses are considered in use by this socket and this includes 192.168.0.1, too. With SO_REUSEADDR it will succeed, since 0.0.0.0 and 192.168....
Function overloading by return type?
...in such a situation.
Whenever such a situation occurs, it's a compile-time error. However, have a syntax that allows the programmer to disambiguate, e.g. int main() { (string)func(); }.
Don't have side effects. If you don't have side effects and you never use the return value of a function, then t...
Why can't overriding methods throw exceptions broader than the overridden method?
...s Sub4 extends Sub2 {
@Override
public void test() throws AssertionError {
// Unchecked Exception IS-A RuntimeException or IS-A Error
System.out.println("Sub4.test()");
}
}
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Page redirect after certain time PHP
... normal HTML tags, blank lines in a file, or from PHP. It is a very common error to read code with include, or require, functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file. (so...
How do I modify fields inside the new PostgreSQL JSON datatype?
...r the JSON object when the key is not used. If it's used, it will raise an error:
SELECT jsonb_insert('{"a":[null,{"b":[1]}]}', '{a,1,c}', jsonb '[2]')
-- will yield jsonb '{"a":[null,{"b":[1],"c":[2]}]}', but
SELECT jsonb_insert('{"a":[null,{"b":[1]}]}', '{a,1,b}', jsonb '[2]')
-- will raise SQLSTA...
How do I assert an Iterable contains elements with a certain property?
... This solution waste the possibility to show an appropriate error message.
– Giulio Caccin
May 6 '19 at 11:43
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How can I mock requests and the response?
...responses.GET, 'http://twitter.com/api/1/foobar',
json={'error': 'not found'}, status=404)
resp = requests.get('http://twitter.com/api/1/foobar')
assert resp.json() == {"error": "not found"}
assert len(responses.calls) == 1
assert responses.calls[0].request.url =...