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@Override is not allowed when implementing interface method
...to see context menu:
Choose Open Module Settings or press F4. In setting windows:
Set value for Choose Language level section.
You also should check Project language level by this way: press Ctrl+Alt+Shift+S
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What is the garbage collector in Java?
...ith the Java virtual machine. And then one on the actual machine that runs windows? (Or any other OS)
– Lealo
Aug 14 '17 at 20:57
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When someone writes a new programming language, what do they write it IN?
...s/Programming/Languages/Open_Source Then I accidentally closed my editor window at about language 10, and lost motivation to go through. Anyway, about half so far were implemented in C and the rest mostly bootstrapping to themselves.
– Prof. Falken
Oct 27 '09...
When to dispose CancellationTokenSource?
... operations using the handle are complete, because, as is described in the Windows API documentation for WaitHandle, the results are undefined.
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Explain the encapsulated anonymous function syntax
...omething
};
a(); // works
b(); // doesn't work
var c = function d() {
window.setTimeout(d, 1000); // works
};
Of course, using name identifiers with your function definitions is always helpful when it comes to debugging code, but that's something else entirely... :-)
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Git diff to show only lines that have been modified
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this did not work for me on Windows git bash. Don't know why (grep said invalid option P), don't have the chutzpah to look into it at the moment.
– Dennis
May 21 '14 at 21:27
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TFS: Updating branch with changes from main
...our branch, you can check in the merge. From Visual Studio:
View | Other WIndows | Pending Changes
Make sure all the files related to this merge are checked, add comments describing the merge, and click Check In.
I recommend keeping merges (and any necessary merge conflict resolution, build bre...
Vim Insert Mode on Mac OS X
...solutely right. However, I am not sure everybody knows. As I came from the Windows background, I knew how to enter the replace-mode with Insert earlier than R.
– Yongwei Wu
Aug 17 '16 at 14:43
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How to initialise memory with new operator in C++?
...hat you want - allocate on a heap and initialize the data to something. A Windows example would be VirtualAlloc()
4) This is usually the best option. Avoid having to manage the memory yourself at all. You can use STL containers to do just about anything you would do with raw memory, including al...
SQL/mysql - Select distinct/UNIQUE but return all columns?
...platforms (e.g. PostgreSQL, Oracle, T-SQL) this can be done directly using window functions:
select *
from (
select *,
row_number() over (partition by field1 order by field2) as row_number
from table
) as rows
where row_number = 1
On others (MySQL, SQLite), you'll need to write...