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Why maven? What are the benefits? [closed]
...checking that they don't overlap, checking that they are not incompatible, etc. Welcome to hell.
On the other hand, Maven supports dependency management and will retrieve them transitively for me and gives me the tooling I need to manage the complexity inherent to dependency management: I can analy...
SQL to determine minimum sequential days of access?
...NUMBER() OVER (PARTITION BY UserID
ORDER BY CreationDate)
- DATEDIFF(day,'19000101',CreationDate) AS TheOffset,
CreationDate,
UserID
FROM tablename)
SELECT MIN(CreationDate),
MAX(CreationDate),
...
What Makes a Method Thread-safe? What are the rules?
...e a complete knowledge of the threading behaviour of the entire program in order to ensure its safety.
Again, look at my example: every method is trivial. It is the way that the methods interact with each other at a "global" level that makes the program deadlock. You can't look at every method and...
Big-O for Eight Year Olds? [duplicate]
...he input, or storing it in such as way that you can read it back in sorted order.
– chepner
May 6 '15 at 17:20
add a comment
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TypeError: unhashable type: 'dict'
...
just a note @StevenDu dictionaries do not guarantee order, so str(my_dict) could return two different strings for the same (or different, but equivalent) dicts
– K Raphael
Mar 14 '17 at 16:38
...
List columns with indexes in PostgreSQL
...um = ANY(ix.indkey)
and t.relkind = 'r'
and t.relname like 'test%'
order by
t.relname,
i.relname;
table_name | index_name | column_name
------------+------------+-------------
test | pk_test | a
test | pk_test | b
test2 | uk_test2 | b
test2 | uk_te...
Setting environment variables for accessing in PHP when using Apache
...same backend structure with multiple frameworks (laravel, express, django, etc.) and some developers of those other languages say its' not appropriate to use .env and that the "server config" should be used instead, or doing it through the command line, heroku style
– OzzyTheGi...
How to make a chain of function decorators?
...#</''''''\>
# #tomatoes#
# --ham--
# ~salad~
#<\______/>
The order you set the decorators MATTERS:
@ingredients
@bread
def strange_sandwich(food="--ham--"):
print(food)
strange_sandwich()
#outputs:
##tomatoes#
#</''''''\>
# --ham--
#<\______/>
# ~salad~
Now: to an...
Convert PDF to image with high resolution
...image. That's also the amount of pixels the sharpen, contrast, compression etc. settings work on.
– Daniel Schneller
Aug 2 '13 at 7:30
8
...
CSS table-cell equal width
... To expand on this, this works for simple layouts (1x1, 2x2, 3x3, etc) but complex layouts (1x3x1, 1x2x3x4, etc) require additional divs with display:table to be used as if they were rows, not display:tabl-row as some might expect. Example here.
– filoxo
...