大约有 44,000 项符合查询结果（耗时：0.0360秒） [XML]
warning about too many open figures
...s). This means that even if you delete your ref to the figure, there is at least one live ref, hence it will never be garbage collected.
Since I'm polling on the collective wisdom here for this answer, @JoeKington mentions in the comments that plt.close(fig) will remove a specific figure instance f...
Capturing Ctrl-c in ruby
...exception:
rescue Exception => e
# ...
raise
end
or, at the very least, re-raise SystemExit and Interrupt
rescue SystemExit, Interrupt
raise
rescue Exception => e
#...
end
Any custom exceptions you have made should derive from StandardError, not Exception.
...
What does the filter parameter to createScaledBitmap do?
...
A quick dig through the SKIA source-code indicates that (at least by default) the FILTER flag causes it to do a straightforward bilinear interpolation. Check Wikipedia or your favorite graphics reference to see what the expected consequences are. Traditionally, you want to do biline...
Should I add .vcxproj.filter files to source control?
...
Previous versions of Visual Studio (at least versions 6.0 and 2008) store that information in their own project file (.dsp and .vcproj files respectively), which of course is good to add to SCC.
I cannot think of any reason to not include this .filter files in SC...
I need to store postal codes in a database. How big should the column be?
...RAM for some situations.
As an aside, you might also consider storing (at least for US addresses) the ZIP code and the +4 extension separately. It is generally useful to be able to generate reports by geographical region, and you may frequently want to put everything in a ZIP code together rather ...
Which is faster in Python: x**.5 or math.sqrt(x)?
...than x ** 0.5 ? I think they are both pretty obviously square root... at least if you are familiar with python anyway. Don't call standard python operators like ** "cryptic" just because you aren't familiar with python.
– TM.
Feb 1 '09 at 1:10
...
Closing Hg Branches
...e useful in the future, and the commit --close-branch message
should at least explain why the branch was closed.
Pruning branches is another thing altogether.
Note: that "closing branch" business is one aspect seen as missing in Git, when compared to Mercurial:
Branches in git are, we...
How to capitalize the first letter in a String in Ruby
...s only supports capitalization for ASCII characters, because there it's at least somewhat well-defined.
What do I mean by "contextual information"?
For example, to capitalize i properly, you need to know which language the text is in. English, for example, has only two is: capital I without a dot ...
Sound effects in JavaScript / HTML5
... W3C
As of July 2012, the WebAudio API is now supported in Chrome, and at least partly supported in Firefox, and is slated to be added to IOS as of version 6.
Although it is robust enough to be used programatically for basic tasks, the Audio element was never meant to provide full audio support fo...
How to select only the first rows for each unique value of a column
...duplicate row. It will also give you the bit-type columns, and it works at least in MS Sql Server.
(select cname, address
from (
select cname,address, rn=row_number() over (partition by cname order by cname)
from customeraddresses
) x
where rn = 1) order by cname
If you want to find all...