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Return rows in random order [duplicate]
Is it possible to write SQL query that returns table rows in random order every time the query run?
6 Answers
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NumPy or Pandas: Keeping array type as integer while having a NaN value
...that has NA converting to the new 'Int64' dtype will give you an error. In order to solve this you have to round the numbers and then do ".astype('Int64')"
s1 = pd.Series([1.434, 2.343, np.nan])
#without round() the next line returns an error
s1.astype('Int64')
#cannot safely cast non-equivalent f...
Fluent and Query Expression — Is there any benefit(s) of one over other?
...var query =
from fullName in fullNames
from name in fullName.Split()
orderby fullName, name
select name + " came from " + fullName;
Now compare this to the same thing in method syntax:
var query = fullNames
.SelectMany (fName => fName.Split().Select (name => new { name, fName } ))...
filtering NSArray into a new NSArray in Objective-C
...ode samples in it, it took me about 5 minutes to dig through your links in order to find out that blocks won't achieve what I need. If the code had been in the answer it would have taken maybe 30 seconds. This answer is FAR less useful without the actual code.
– N_A
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Converting a list to a set changes element order
Recently I noticed that when I am converting a list to set the order of elements is changed and is sorted by character.
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Android: Access child views from a ListView
...ses, but I don't understand why you believe that child views appear in the order they are in the array of child views. Since views can be reused how can we be sure that first view doesn't represent the last visible view?
– Victor Denisov
Oct 28 '13 at 10:01
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How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
...t
Transaction.objects.all().values('actor').annotate(total=Count('actor')).order_by('total')
values() : specifies which columns are going to be used to "group by"
Django docs:
"When a values() clause is used to constrain the columns that are
returned in the result set, the method for evaluating an...
GROUP_CONCAT ORDER BY
...
You can use ORDER BY inside the GROUP_CONCAT function in this way:
SELECT li.client_id, group_concat(li.percentage ORDER BY li.views ASC) AS views,
group_concat(li.percentage ORDER BY li.percentage ASC)
FROM li GROUP BY client_id
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Is there a `pointer-events:hoverOnly` or similar in CSS?
...r but without that ugly, ugly jQuery.
Snippet: Notice DIVs are in reverse order
.layer {
position: absolute;
top: 0px;
left: 0px;
height: 400px;
width: 400px;
}
#bottomlayer {
z-index: 10
}
#toplayer {
z-index: 20;
pointer-events: none;
background-color: whit...
What's the simplest way to list conflicted files in Git?
... trailing whitespace, so a git diff --check | grep -i conflict might be in order for OP's case
– CCJ
Dec 6 '19 at 0:51
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