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PHP: exceptions vs errors?
... of Error VS the descendants of Exception.
– XedinUnknown
Oct 1 '18 at 14:58
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show 1 more comment
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Are string.Equals() and == operator really same? [duplicate]
...der("hello").ToString();
if (x.Equals(y)) // Yes
// The compiler doesn't know to call ==(string, string) so it generates
// a reference comparision instead
if (x == y) // No
string xs = (string) x;
string ys = (string) y;
// Now *this* will call ==(string, string), comparing values appropriately
...
Cleaner way to update nested structures
...ess,
set = (p: Person, addr: Address) => p.copy(address = addr))
Now, compose them to get a lens that changes zipcode in a person:
val personZipCodeLens = personAddressLens andThen addressZipCodeLens
Finally, use that lens to change raj:
val updatedRaj = personZipCodeLens.set(raj, pers...
When should std::move be used on a function return value? [duplicate]
...ed, because return std::move(foo); is not eligible for NRVO.
As far as I know, 12.8/32 lays out the only conditions under which a copy from an lvalue can be replaced by a move. The compiler is not permitted in general to detect that an lvalue is unused after the copy (using DFA, say), and make the ...
Why does jQuery or a DOM method such as getElementById not find the element?
...
It's now 2020 — is "Placing scripts at the bottom" still "considered a best practice" ? I (nowdays) put all my resources in the <head> and use defer on scripts (I don't have to support bad-old incompatible browsers)
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What is the global interpreter lock (GIL) in CPython?
... come across the GIL unless you're writing a C extension" - You might not know that the cause of your multi-threaded code running at a snails pace is the GIL, but you'll certainly feel its effects. It still amazes me that to take advantage of a 32-core server with Python means I need 32 processes wi...
Rails I18n validation deprecation warning
...les = true
# ...
end
end
Long answer
The deprecation warning is now displayed both in Rails 4 (>= 4.0.2) and Rails 3.2 (>= 3.2.14). The reason is explained in this commit.
Enforce available locales
When I18n.config.enforce_available_locales is true we'll raise an
I18n::In...
What is the Haskell response to Node.js?
... presentation layer and your backend? Do we really aim having programmers knowing just one language?
– gawi
Jun 22 '11 at 16:25
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How do I make text bold in HTML?
...e however, that using <b> is discouraged in favor of CSS for a while now. You would be better off using CSS to achieve that.
The <strong> tag is a semantic element for strong emphasis which defaults to bold.
sha...
Unix - copy contents of one directory to another [closed]
And now Folder2/ looks like:
3 Answers
3
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