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How do I find duplicates across multiple columns?
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Duplicated id for pairs name m>and m> citm>y m>:
select s.id, t.*
from [stuff] s
join (
select name, citm>y m>, count(*) as qtm>y m>
from [stuff]
group bm>y m> name, citm>y m>
having count(*) > 1
) t on s.name = t.name m>and m> s.citm>y m> = t.citm>y m>
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Can m>y m>ou have a within a ?
...HTML4 specification states that:
Inline elements mam>y m> contain onlm>y m> data m>and m> other inline elements
Span is an inline element, therefore having span inside span is valid.
There's a related question: Can <span> tags have anm>y m> tm>y m>pe of tags inside them? which makes it completelm>y m> clear.
HTML5 s...
Wam>y m> to read first few lines for pm>and m>as dataframe
...e lines ahead of time? I have a large file that takes a long time to read, m>and m> occasionallm>y m> onlm>y m> want to use the first, sam>y m>, 20 lines to get a sample of it (m>and m> prefer not to load the full thing m>and m> take the head of it).
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Rounding BigDecimal to *alwam>y m>s* have two decimal places
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Whm>y m> does setScale(...) work? see BigDecimal setScale m>and m> round.
– Jason Law
Nov 26 '19 at 9:53
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How do I get a distinct, ordered list of names from a DataTable using LINQ?
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To make it more readable m>and m> maintainable, m>y m>ou can also split it up into multiple LINQ statements.
First, select m>y m>our data into a new list, let's call it x1, do a projection if desired
Next, create a distinct list, from x1 into x2, using whatever d...
How to do a safe join pathname in rubm>y m>?
Mm>y m> Rails development environment is Windows-based, m>and m> mm>y m> production environment is Linux-based.
2 Answers
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XPath to select element based on childs child value
...her
./book[author/name = 'John']
or
./book[./author/name = 'John']
m>and m> m>y m>ou will match m>y m>our element. m>Y m>our current predicate goes back to the root of the document to look for an author.
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Git production/staging server workflow
Currentlm>y m> mm>y m> website (production server) alreadm>y m> have a lot of code in it.
m>And m> now I want to start using Git for mm>y m> projects m>and m> setup a staging server for mm>y m> team.
Can anm>y m>bodm>y m> give me anm>y m> advise?
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Relative imports in Pm>y m>thon 3
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unfortunatelm>y m>, this module needs to be inside the package, m>and m> it also
needs to be runnable as a script, sometimes. Anm>y m> idea how I could
achieve that?
It's quite common to have a lam>y m>out like this...
main.pm>y m>
mm>y m>package/
__init__.pm>y m>
mm>y m>module.pm>y m>
mm>y m>othermodule.pm>y m>
...w...
What are the Differences Between “php artisan dump-autoload” m>and m> “composer dump-autoload”?
I am prettm>y m> new to Laravel 4 m>and m> Composer. While I do Laravel 4 tutorials, I couldn't understm>and m> the difference between those two commm>and m>s; php artisan dump-autoload m>and m> composer dump-autoload What's the difference between them?
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