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There is already an open DataReader associated with this Command which must be closed first
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1328
This can happen if you execute a query while iterating over the results from another query. It...
Can I pass an array as arguments to a method with variable arguments in Java?
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330
Yes, a T... is only a syntactic sugar for a T[].
JLS 8.4.1 Format parameters
The last formal ...
switch / pattern matching idea
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answered Dec 13 '17 at 14:18
Marcus PierceMarcus Pierce
23522 silver badges77 bronze badges
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Copy a table from one database to another in Postgres
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326
Extract the table and pipe it directly to the target database:
pg_dump -t table_to_copy sourc...
What parameters should I use in a Google Maps URL to go to a lat-lon?
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53
In May 2017 Google announced the Google Maps URLs API that allows to construct universal cross-p...
Filtering collections in C#
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If you're using C# 3.0 you can use linq, way better and way more elegant:
List<int> myList = GetListOfIntsFromSomewhere();
// This will filter out the list of ints that are > than 7, Where returns an
// IEnumerable<T> so a call...
Is it possible to figure out the parameter type and return type of a lambda?
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edited Jan 16 '18 at 13:20
answered Oct 30 '11 at 7:27
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Detecting when a div's height changes using jQuery
I've got a div that contains some content that's being added and removed dynamically, so its height is changing often. I also have a div that is absolutely positioned directly underneath with javascript, so unless I can detect when the height of the div changes, I can't reposition the div below it.
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Why is Java's Iterator not an Iterable?
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edited Sep 30 '10 at 15:10
Buhake Sindi
80.6k2626 gold badges154154 silver badges219219 bronze badges
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Java Pass Method as Parameter
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237
Edit: as of Java 8, lambda expressions are a nice solution as other answers have pointed out. T...