大约有 40,000 项符合查询结果（耗时：0.0438秒） [XML]
difference between collection route and member route in ruby on rails?
...st, not the collection of votes being created.The named path would be posts_votes_url, for example.
– George Shaw
Feb 21 '14 at 6:10
|
show ...
Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?
...
ಠ_ಠ
and 草泥马 only contain "letters" used in actual alphabets; that is, ಠ
is a symbol from the Kannada alphabet, and 草泥马 consists of Chinese characters.
◎ and ☺, however, are purely symbols; they are not ass...
Overcoming “Display forbidden by X-Frame-Options”
...
With PHP it's probably better to use the new header_remove function, provided you have it available (>=5.3.0).
– a cat
Feb 9 '13 at 0:19
...
Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
... memory but about encapsulation. Consider: private IEnumerable<int> _integers = new List<int> { 1, 2, 3 }; uses the same memory as private List<int> _integers = new List<int> { 1, 2, 3 };
– phoog
Apr 11 '12 at 20:29
...
How to sort a Ruby Hash by number value?
...ea.com" => 745, "siteb.com" => 9, "sitec.com" => 10 }
metrics.sort_by {|_key, value| value}
# ==> [["siteb.com", 9], ["sitec.com", 10], ["sitea.com", 745]]
If you need a hash as a result, you can use to_h (in Ruby 2.0+)
metrics.sort_by {|_key, value| value}.to_h
# ==> {"siteb.c...
StringIO in Python3
...ly difference for Python 2.6/2.7 is that x is a byte string (assuming from __future__ import unicode_literals is not used), and then encode() takes the byte string x and still makes the same byte string out of it. So the result is the same.
Since this is one of SO's most popular questions regardi...
How to validate IP address in Python? [duplicate]
...
Don't parse it. Just ask.
import socket
try:
socket.inet_aton(addr)
# legal
except socket.error:
# Not legal
share
|
improve this answer
|
follow
...
jQuery UI Dialog - missing close icon
...hange path to image*/
background-image: url(themes/base/images/ui-icons_777777_256x240.png);
background-position: -96px -128px;
background-repeat: no-repeat;
}
share
|
improve this ans...
Append column to pandas dataframe
...lid with uniquely valued Index objects , you can use: pd.concat([dat1.reset_index(), dat2], axis=1)
– beyondfloatingpoint
Aug 27 '19 at 9:21
...
Android: create a popup that has multiple selection options
... Toast.makeText(TopicDetails.this, "you nailed it", Toast.LENGTH_SHORT).show();
} else if ("Medium".equals(fonts[which])) {
Toast.makeText(TopicDetails.this, "you cracked it", Toast.LENGTH_SHORT).show();
} else if ("Large".equals(fonts[which])) {
...