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What is the purpose of the '@' symbol in CSS?
...pecial instructions for the browser, not directly related to styling of (X)HTML/XML elements in Web documents using rules and properties, although they do play important roles in controlling how styles are applied.
Some code examples:
/* Import another stylesheet from within a stylesheet */
@impor...
How does this CSS produce a circle?
...
Not the answer you're looking for? Browse other questions tagged html css css-shapes or ask your own question.
nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
... to 128 and further.
Reference: http://nginx.org/en/docs/http/server_names.html#optimization
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__FILE__ macro shows full path
...make. From:
http://public.kitware.com/pipermail/cmake/2013-January/053117.html
I'm copying the tip so it's all on this page:
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D__FILENAME__='\"$(subst
${CMAKE_SOURCE_DIR}/,,$(abspath $<))\"'")
If you're using GNU make, I see no reason you couldn't ex...
How is mime type of an uploaded file determined by browser?
...
According to rfc1867 - Form-based file upload in HTML:
Each part should be labelled with an appropriate content-type if the
media type is known (e.g., inferred from the file extension or
operating system typing information) or as application/octet-stream.
So my u...
`staticmethod` and `abc.abstractmethod`: Will it blend?
... in Python 3.3, as well as abstractproperty. docs.python.org/3/library/abc.html
– glarrain
May 12 '13 at 0:18
...
Why is @autoreleasepool still needed with ARC?
.../mac/documentation/Cocoa/Conceptual/MemoryMgmt/Articles/mmAutoreleasePools.html:
Autorelease Pool Blocks and Threads
Each thread in a Cocoa application maintains its own stack of
autorelease pool blocks. If you are writing a Foundation-only program
or if you detach a thread, you need t...
Is $(document).ready necessary?
...e impression that your css (or other code loaded in parallel with the main html) may not yet be fully parsed.
– Zach Lysobey
Apr 1 '13 at 21:47
6
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Add column with number of days between dates in DataFrame pandas
...s: https://pandas.pydata.org/pandas-docs/stable/generated/pandas.Series.dt.html
So,
df[['A','B']] = df[['A','B']].apply(pd.to_datetime) #if conversion required
df['C'] = (df['B'] - df['A']).dt.days
which returns:
A B C
one 2014-01-01 2014-02-28 58
two 2014-02-03 2014-0...
How to list records with date from the last 10 days?
...
http://www.postgresql.org/docs/current/static/functions-datetime.html shows operators you can use for working with dates and times (and intervals).
So you want
SELECT "date"
FROM "Table"
WHERE "date" > (CURRENT_DATE - INTERVAL '10 days');
The operators/functions above are documented...