大约有 43,000 项符合查询结果(耗时:0.0519秒) [XML]

https://stackoverflow.com/ques... 

What's the canonical way to check for type in Python?

... str (exclude subclasses): if type(o) is str: The following also works, and can be useful in some cases: if issubclass(type(o), str): See Built-in Functions in the Python Library Reference for relevant information. One more note: in this case, if you're using Python 2, you may actually want t...
https://stackoverflow.com/ques... 

Node.js on multi-core machines

... must miss something - isn't Node.js tuned only to run on a single process and thread? 15 Answers ...
https://stackoverflow.com/ques... 

What's the difference between RSpec and Cucumber? [closed]

...rience. I've built a web application that's in use now with authentication and authorization and postgresql db. 1 Answer ...
https://stackoverflow.com/ques... 

Disabling browser print options (headers, footers, margins) from page?

I have seen this question asked in a couple of different ways on SO and several other websites, but most of them are either too specific or out-of-date. I'm hoping someone can provide a definitive answer here without pandering to speculation. ...
https://stackoverflow.com/ques... 

Multiple DB Contexts in the Same DB and Application in EF 6 and Code First Migrations

...t uses EF 6. I am using Code First Migrations. I am using Areas in the app and would like to have different DbContexts in each area to break it up. I know EF 6 has ContextKey, but I can't find complete information on how to use it. Currently I can only use migrations one context at a time. ...
https://stackoverflow.com/ques... 

How to Deal with Temporary NSManagedObject instances?

I need to create NSManagedObject instances, do some stuff with them and then trash them or store to sqlite db. The problem is, I cannot create instances of NSManagedObject unconnected to NSManagedObjectContext and this means I have to clear up somehow after I decide that I don't need some of ...
https://stackoverflow.com/ques... 

What do people think of the fossil DVCS? [closed]

fossil http://www.fossil-scm.org I found this recently and have started using it for my home projects. I want to hear what other people think of this VCS. ...
https://stackoverflow.com/ques... 

What is bootstrapping?

...ioned in discussions of application development. It seems both widespread and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, though. Near as I can figure, it has...
https://stackoverflow.com/ques... 

How can I safely create a nested directory?

...ant way to check if the directory a file is going to be written to exists, and if not, create the directory using Python? Here is what I tried: ...
https://stackoverflow.com/ques... 

comparing sbt and Gradle [closed]

I am diving into Scala and noticed sbt. I have been quite happy with Gradle in java/groovy projects, and I know there's a scala plugin for Gradle. ...