大约有 16,380 项符合查询结果（耗时：0.0366秒） [XML]
ContextLoaderListener or not?
A standard spring web application (created by Roo or "Spring MVC Project" Template) create a web.xml with ContextLoaderListener and DispatcherServlet . Why do they not only use the DispatcherServlet and make it to load the complete configuration?
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Rails Migration: Remove constraint
I have a table in a Rails application which (in schema.rb) looks like:
2 Answers
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rspec 3 - stub a class method
I am upgrading from rspec 2.99 to rspec 3.0.3 and have converted instance methods to use allow_any_instance_of , but haven't figured out how to stub a class method. I have code like this:
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What does the “at” (@) symbol do in Python?
I'm looking at some Python code which used the @ symbol, but I have no idea what it does. I also do not know what to search for as searching Python docs or Google does not return relevant results when the @ symbol is included.
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Instance v state variables in react.js
In react.js, is it better to store a timeout reference as an instance variable (this.timeout) or a state variable (this.state.timeout)?
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“Uncaught TypeError: Illegal invocation” in Chrome
When I use requestAnimationFrame to do some native supported animation with below code:
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What is the Bash equivalent of Python's pass statement
Is there a Bash equivalent to the Python's pass statement?
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Start a git commit message with a hashmark (#)
Git treats lines starting with # as comment lines when committing. this is very annoying when working with a ticket tracking system, and trying to write the ticket number at the beginning of the line, e.g.
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Find substring in the string in TWIG
...googled and searched this issue in stackoverflow but nothing found. Does someone know how to solve this problem?
1 Answer
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Java regular expression OR operator
This may be a dumb question, but I couldn't find it anywhere:
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