大约有 40,000 项符合查询结果（耗时：0.0591秒） [XML]
How to move a model between two Django apps (Django 1.7)
..., from an SQL point of view you can apply the trick of this answer. But in order to achieve this only via Django, one approach I can think of would be along the lines of @ozan answer, except the first step would be to duplicate the tables involved in MTM relationship (one version of the dupes in eac...
Match multiline text using regular expression
...is easier to read, but you need to look for the (?s) or DOTALL modifier in order to find out whether newlines are included or not. I'd prefer . with the Pattern.DOTALL flag set (this is easier to read and remember than (?s) in my opinion. You should use what you feel most comfortable with.
...
What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
...5
Binary Formatter 748 0.0344
Options: (T)est, (R)esults, s(O)rt order, (S)erializer output, (D)eserializer output (in JSON form), (E)xit
Serialized via ASN.1 DER encoding to 148 bytes in 0.0674ms (hacked experiment!)
...
What is the difference between Elastic Beanstalk and CloudFormation for a .NET project?
... collection of related AWS resources, provisioning and updating them in an orderly and predictable fashion.
CloudFormation (CFn) is a lightweight, low-level abstraction over existing AWS APIs. Using a static JSON/YAML template document, you declare a set of Resources (such as an EC2 instance or an ...
Angular directives - when and how to use compile, controller, pre-link and post-link [closed]
...
In which order the directive functions are executed?
For a single directive
Based on the following plunk, consider the following HTML markup:
<body>
<div log='some-div'></div>
</body>
With the following di...
Requirejs domReady plugin vs Jquery $(document).ready()?
...
Answering your bullets in order of appearance:
They both do accomplish the same thing
If you have reservations about jquery for whatever reason then use domReady
Correct, so just use jQuery
Because not everyone uses jQuery
I agree, just use jQuery
P...
How should I have explained the difference between an Interface and an Abstract class?
...errors therefore, a default method added with a required implementation in order that the existing implementation should not be changed.
The Iterable Interface with the Default method
If REST applications are supposed to be stateless, how do you manage sessions?
...ts, the clients store their session state and the servers can service many orders of magnitude or more clients in a stateless fashion.
Even for a service that you think will only need in the 10's of thousands of concurrent users, you still should make your service stateless. Tens of thousands is sti...
What is the best way to implement nested dictionaries?
...': {}}}}}
And as the last line shows, it pretty prints beautifully and in order for manual inspection. But if you want to visually inspect your data, implementing __missing__ to set a new instance of its class to the key and return it is a far better solution.
Other alternatives, for contrast:
dict...
Python: Checking if a 'Dictionary' is empty doesn't seem to work
..."Nobody is online, please use REGISTER command" \
" in order to register into the server")
else:
socket.send("ONLINE " + ' ' .join(self.users.keys()))
share
|
improv...