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Why should C++ programmers minimize use of 'new'?
...r instance, when reading a text file into a string, you usually don't know what size the file has, so you can't decide how much memory to allocate until you run the program.
You want to allocate memory which will persist after leaving the current block. For instance, you may want to write a functi...
Save plot to image file instead of displaying it using Matplotlib
...
Could you please explain what are ax, fig and plt? The use of these is always confusing to me.
– Random Certainty
Jun 8 at 21:25
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LISTAGG in Oracle to return distinct values
...rom the_table
) t
If you need more columns, something like this might be what you are looking for:
select col1, listagg(col2, ',') within group (order by col2)
from (
select col1,
col2,
row_number() over (partition by col1, col2 order by col1) as rn
from foo
order by col1...
Git's famous “ERROR: Permission to .git denied to user”
...ting my answer here to help anyone else searching for this issue.
Here is what I did:
Open "Keychain Access.app" (You can find it in Spotlight or LaunchPad)
Select "All items" in Category
Search "git"
Delete every old & strange item
Try to Push again and it just WORKED
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How does this program work?
It displays a 0 !! How is that possible? What is the reasoning?
13 Answers
13
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How to scp in Python?
What's the most pythonic way to scp a file in Python? The only route I'm aware of is
14 Answers
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How do I update an entity using spring-data-jpa?
...t is also called save, because it it supposed to save the object no matter what state it is in - it is going to perform an update or insert which is equal to save state.
– Eugene
Aug 9 '12 at 12:29
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What is the simplest SQL Query to find the second largest value?
What is the simplest SQL query to find the second largest integer value in a specific column?
46 Answers
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How to query as GROUP BY in django?
... i have a question, this query is only returning designation and dcount, what if i want to get other values of the table too?
– A.J.
Mar 5 '14 at 8:02
20
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Django class-based view: How do I pass additional parameters to the as_view method?
...hello_world') work.
If you're passing the variables through keywords, use what Mr Erikkson suggested: https://stackoverflow.com/a/11494666/9903
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