大约有 40,000 项符合查询结果(耗时:0.0389秒) [XML]

https://stackoverflow.com/ques... 

How to retry after exception?

I have a loop starting with for i in range(0, 100) . Normally it runs correctly, but sometimes it fails due to network conditions. Currently I have it set so that on failure, it will continue in the except clause (continue on to the next number for i ). ...
https://stackoverflow.com/ques... 

How can I read a function's signature including default argument values?

... @Spi, you are calling inspect.getargspec on a module, not a function. – Mike Graham Apr 20 '10 at 17:36 ...
https://stackoverflow.com/ques... 

How to prevent IFRAME from redirecting top-level window

... iFrames do allow cross-domain communication, though, using postMessage. This isn't a security risk, but someone might care to know that this capability exists when they see your comment. :) – coreyward ...
https://stackoverflow.com/ques... 

Bad class file magic or version

...K section, when you add an Android SDK you should provide the Java SDK and all my Android SDKs uses Java 8 as SDK so it create the class files with the wrong version even if the Project level is 1.7 (i don't know why, i supposed that everything was choosed by Project level). Now i changed the SDK (...
https://stackoverflow.com/ques... 

How to unit test a Node.js module that requires other modules and how to mock the global require fun

...inject mocks for required modules. Proxyquire has a very simple api which allows resolving the module you are trying to test and pass along mocks/stubs for its required modules in one simple step. @Raynos is right that traditionally you had to resort to not very ideal solutions in order to achieve...
https://stackoverflow.com/ques... 

Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]

...y single context in your application can do that. The trick for this is usually one additional context containing all your entities which is used only for database creation. Your real application contexts containing only subsets of your entities must have database initializer set to null. There are...
https://stackoverflow.com/ques... 

What characters are allowed in DOM IDs? [duplicate]

... Actually there is a difference between HTML and XHTML. As XHTML is XML the rules for XML IDs apply: Values of type ID MUST match the Name production. NameStartChar ::= ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | ...
https://stackoverflow.com/ques... 

What are “connecting characters” in Java identifiers?

... I'm not sure that actually fully answers the (implied) question of which characters may start a Java identifier. Following links we end up at Character.isJavaIdentifierStart() which states A character may start a Java identifier if and only if one...
https://stackoverflow.com/ques... 

Read environment variables in Node.js

...bles per project: Create a .env file under the project directory and put all of your variables there. Add this line in the top of your application entry file: require('dotenv').config(); Done. Now you can access your environment variables with process.env.ENV_NAME. ...
https://stackoverflow.com/ques... 

How do I get a Cron like scheduler in Python? [closed]

... suppose this code is in scheduler.py. will this code run automatically ? – Kishan Mehta Mar 6 '17 at 11:40 31 ...