大约有 44,667 项符合查询结果（耗时：0.0485秒） [XML]
String comparison in Python: is vs. == [duplicate]
I noticed a Python script I was writing was acting squirrelly, and traced it to an infinite loop, where the loop condition was while line is not '' . Running through it in the debugger, it turned out that line was in fact '' . When I changed it to !='' rather than is not '' , it worked fine.
...
Project structure for Google App Engine
I started an application in Google App Engine right when it came out, to play with the technology and work on a pet project that I had been thinking about for a long time but never gotten around to starting. The result is BowlSK . However, as it has grown, and features have been added, it has got...
What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
...rce files in the package. Beside each file the 'J' icon has a red circle with a line through it.
19 Answers
...
async/await - when to return a Task vs void?
...n type (for events). If there's no reason to disallow having the caller await your task, why disallow it?
2) async methods that return void are special in another aspect: they represent top-level async operations, and have additional rules that come into play when your task returns an exception. Th...
Is Dvorak typing appropriate for programming? [closed]
...the world uses qwerty, now if we start using modifications of dvorak too.. It's even worse! :)
– Thomas Bonini
Dec 18 '09 at 20:49
6
...
How do I delete a Git branch locally and remotely?
...
Executive Summary
$ git push -d <remote_name> <branch_name>
$ git branch -d <branch_name>
Note that in most cases the remote name is origin.
In such a case you'll have to use the command like so.
$ git push -d origin <bran...
What is stdClass in PHP?
...'s generic empty class, kind of like Object in Java or object in Python (Edit: but not actually used as universal base class; thanks @Ciaran for pointing this out).
It is useful for anonymous objects, dynamic properties, etc.
An easy way to consider the StdClass is as an alternative to associativ...
Include another HTML file in a HTML file
...follow
|
edited Nov 4 '16 at 11:03
SharpC
4,72833 gold badges3535 silver badges3434 bronze badges
...
How to get the return value from a thread in python?
...utures
def foo(bar):
print('hello {}'.format(bar))
return 'foo'
with concurrent.futures.ThreadPoolExecutor() as executor:
future = executor.submit(foo, 'world!')
return_value = future.result()
print(return_value)
...
How do I pass values to the constructor on my wcf service?
...m ServiceHostFactory, ServiceHost and IInstanceProvider.
Given a service with this constructor signature:
public MyService(IDependency dep)
Here's an example that can spin up MyService:
public class MyServiceHostFactory : ServiceHostFactory
{
private readonly IDependency dep;
public My...