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LISTAGG in Oracle to return distinct values
...
19c and later:
select listagg(distinct the_column, ',') within group (order by the_column)
from the_table
18c and earlier:
select listagg(the_column, ',') within group (order by the_column)
from (
select distinct the_colum...
Notepad++ Setting for Disabling Auto-open Previous Files
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@jhurtado -- After opening a very large file in Notepad++ and restarting, the application freezes... can I "disable" auto-opening by deleting the Notepad++ cache?
– Ian Campbell
Dec 17 '14 at 16:25
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Can I keep Nuget on the jQuery 1.9.x/1.x path (instead of upgrading to 2.x)?
...ral browsers should have been made into a separate version 2 nuget package and advertised accordingly, i.e. with significant disclaimers. The 1.9 library is not legacy and will receive further updates in the future. I've been in touch with the package author and will write more if I receive a reply....
The provided URI scheme 'https' is invalid; expected 'http'. Parameter name: via
... Thank you for this response to the OP; I was having the same issue and changing the <security> tag's mode from the default of "None" to "Transport" fixed it.
– Otis
Apr 7 '11 at 23:29
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UICollectionView Set number of columns
...he default is set to 3 (iPhone/portrait). I've looked at the documentation and can't seem to find a concise answer.
17 Answ...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...ase.
For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with a LinkedList. If your library relies heavily on accessing elements in these lists, then eventually you'll find that you've made a poor design decision; you'l...
Why Collections.sort uses merge sort instead of quicksort?
...es, as there is no notion of
identity as distinct from (value) equality. And the possibility of
quadratic behavior was deemed not to be a problem in practice for
Bentely and McIlroy's implementation (or subsequently for Dual Pivot
Quicksort), which is why these QuickSort variants were used f...
Java 8 stream reverse order
... .map(i -> to - i + from - 1);
}
This avoids boxing and sorting.
For the general question of how to reverse a stream of any type, I don't know of there's a "proper" way. There are a couple ways I can think of. Both end up storing the stream elements. I don't know of a way to ...
Use Expect in a Bash script to provide a password to an SSH command
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Mixing Bash and Expect is not a good way to achieve the desired effect. I'd try to use only Expect:
#!/usr/bin/expect
eval spawn ssh -oStrictHostKeyChecking=no -oCheckHostIP=no usr@$myhost.example.com
# Use the correct prompt
set prompt...
What is the purpose of “return await” in C#?
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There is one sneaky case when return in normal method and return await in async method behave differently: when combined with using (or, more generally, any return await in a try block).
Consider these two versions of a method:
Task<SomeResult> DoSomethingAsync()
{
u...