大约有 40,000 项符合查询结果（耗时：0.0493秒） [XML]
Insert text with single quotes in PostgreSQL
...rsions or if you still run with standard_conforming_strings = off or, generally, if you prepend your string with E to declare Posix escape string syntax, you can also escape with the backslash \:
E'user\'s log'
Backslash itself is escaped with another backslash. But that's generally not preferabl...
Unable to access JSON property with “-” dash
...s answer, note that in Node.js if you access JSON with the array syntax [] all nested JSON keys should follow that syntax
This is the wrong way
json.first.second.third['comment']
and will will give you the 'undefined' error.
This is the correct way
json['first']['second']['third']['comment']
...
Using headers with the Python requests library's get method
...
According to the api, the headers can all be passed in using requests.get:
r=requests.get("http://www.example.com/", headers={"content-type":"text"})
share
|
i...
How to convert ‘false’ to 0 and ‘true’ to 1 in Python
...
@wim Actually the question never mentions a python versions, let alone the fact that it should be python2. 7. Also note that in python2 u'true' == 'true' so the function behaves correctly indipendently from the input type [between str...
How do I sort a dictionary by value?
...(x.items(), key=operator.itemgetter(0))
In Python3 since unpacking is not allowed [1] we can use
x = {1: 2, 3: 4, 4: 3, 2: 1, 0: 0}
sorted_x = sorted(x.items(), key=lambda kv: kv[1])
If you want the output as a dict, you can use collections.OrderedDict:
import collections
sorted_dict = collection...
What is the difference between concurrent programming and parallel programming?
What is the difference between concurrent programming and parallel programing? I asked google but didn't find anything that helped me to understand that difference. Could you give me an example for both?
...
What are the parameters sent to .fail in jQuery?
...
According to http://api.jquery.com/jQuery.ajax/ the fail callback should be getting:
jqXHR, textStatus, errorThrown
same as error, but error is deprecated:
Deprecation Notice: The jqXHR.success(), jqXHR.error(), and jqXHR.complete() callbacks will be deprecated in jQuery 1.8...
How do I remove the border around a focused contenteditable pre?
...
Thanks all. Saved the day. FYI I'm only seeing the outline on Chrome. Firefox and IE11 don't show it.
– nevf
Jan 6 '15 at 5:38
...
How to set transform origin in SVG
...is tripped me up for a bit, as I was thinking in CSS box models. @forresto alludes to this in his answer below.
– Jason Farnsworth
Dec 14 '15 at 6:14
|
...
Pull remote branch into local repo with different name?
...
@Jared Technically a different question, but also easily possible (and actually thats one of the most common use-cases). It slightly depends on what you already did. In most cases it's just git checkout my_branch && git pull --reba...