大约有 8,300 项符合查询结果（耗时：0.0234秒） [XML]
Delete all local git branches
...
This will not delete any branch contains word develop or master like 'develop_feature' or 'master_feature'.
– django
Sep 10 '19 at 14:29
...
What is the difference between is_a and instanceof?
...
In other words, the difference is only important if you need to save ~0.015 seconds per 10000 uses.
– CJ Dennis
May 27 '18 at 1:31
...
How can you set class attributes from variable arguments (kwargs) in python
...h represents the class attributes in the form of a dictionary) with the keyword arguments:
class Bar(object):
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
then you can:
>>> bar = Bar(a=1, b=2)
>>> bar.a
1
and with something like:
allowed_keys = {'a'...
How bad is shadowing names defined in outer scopes?
...
Side note: You can use the nonlocal keyword to make outer score referring (like in closures) explicit. Note that this is different from shadowing, as it explicitly does not shadow variables from outside.
– Felix D.
Oct 7 '19 ...
What are the differences between JSON and JSONP?
...
@nickf: Yeah...I was looking for the right word... what would you call it then? "data-interchange format" according to json.org.
– mpen
May 22 '10 at 22:44
...
Converting numpy dtypes to native python types
...f" I could do: np.float64(0).item() and also np.float(0).item(). In other words, for the cases where it is known what to do, support the .item() method even if it simply returns the same value. That way I could apply .item() on far more numpy scalars without special casing. As it is, seemingly pa...
JPA - Returning an auto generated id after persist()
...
Just a word of caution. When I tried GenerationType.TABLE, it created a separate table named hibernate_sequences and restarted the sequence from 1.
– SriSri
May 4 '18 at 3:37
...
How can one see content of stack with GDB?
...xample on the linked-to page that uses
gdb> x/4xw $sp
to print "four words (w ) of memory above the stack pointer (here, $sp) in hexadecimal (x)". The quotation is slightly paraphrased.
share
|
...
Why does Double.NaN==Double.NaN return false?
...ouble precision floating point standard representation
requires a 64 bit word, which may be represented as numbered from 0 to
63, left to right
where,
S: Sign – 1 bit
E: Exponent – 11 bits
F: Fraction – 52 bits
If E=2047 (all E are 1) and F is nonzero, then V=NaN ("Not a number")...
How to add Web API to an existing ASP.NET MVC 4 Web Application project?
...BundleConfig.RegisterBundles(BundleTable.Bundles);
}
Update 10.16.2015:
Word has it, the NuGet package Microsoft.AspNet.WebApi must be installed for the above to work.
share
|
improve this answer...