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How to remove multiple indexes from a list at the same time? [duplicate]
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You need to do this in a loop, there is no built-in operation to remove a number of indexes at once.
Your example is actually a contiguous sequence of indexes, so you can do this:
del my_list[2:6]
which removes the slice starting at ...
Is there any difference between GROUP BY and DISTINCT
...eatment of "Group By" and "Distinct" could lead to some pernicious gotchas down the line if you're not careful. It's not entirely correct to say that this is "not a question about aggregates" because you're asking about the functional difference between two SQL query keywords, one of which is meant...
List vs tuple, when to use each? [duplicate]
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Mutability aside, why don't we always use dicts instead of tuples? This would give the advantage of naming the fields, which would make accessing individual elements much more readable...
– GreenAsJade
Feb 1...
How to print time in format: 2009‐08‐10 18:17:54.811
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Superb answer. I could do all sorts of things in PHP, but knew it was all there already in C. THanks.
– Vijay Kumar Kanta
Jan 23 '14 at 12:43
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How do I create an empty array in YAML?
... discardSelector: ".discard-answer"
,immediatelyShowMarkdownHelp:true,enableSnippets:true
});
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How to return a value from a Form in C#?
...erved after close
string dateString = form.ReturnValue2;
//Do something here with these values
//for example
this.txtSomething.Text = val;
}
}
Additionaly if you wish to cancel out of the sub-form you can just add a button to the form and set its DialogResult t...
Python exit commands - why so many and when should each be used?
... to exit
>>>
This functionality was included to help people who do not know Python. After all, one of the most likely things a newbie will try to exit Python is typing in quit.
Nevertheless, quit should not be used in production code. This is because it only works if the site module is...
Accessing Object Memory Address
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Note to self: The guarantee does not apply to multiprocessing
– Rufus
Feb 9 '17 at 3:33
1
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How do I access the host machine from the guest machine? [closed]
I've just created a new Windows XP VM on my Mac using VMware Fusion. The VM is using NAT to share the host's internet connection.
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Begin, Rescue and Ensure in Ruby?
...as raised
ensure
# ensure that this code always runs, no matter what
# does not change the final value of the block
end
You can leave out rescue, ensure or else. You can also leave out the variables in which case you won't be able to inspect the exception in your exception handling code. (Well...