大约有 4,761 项符合查询结果（耗时：0.0232秒） [XML]
Emacs bulk indent for Python
Working with Python in Emacs if I want to add a try/except to a block of code, I often find that I am having to indent the whole block, line by line. In Emacs, how do you indent the whole block at once.
...
When NOT to call super() method when overriding?
When I make my own Android custom class, I extend its native class. Then when I want to override the base method, I always call super() method, just like I always do in onCreate , onStop , etc.
...
How to len(generator()) [duplicate]
Python generators are very useful. They have advantages over functions that return lists. However, you could len(list_returning_function()) . Is there a way to len(generator_function()) ?
...
How to replace multiple white spaces with one white space
Let's say I have a string such as:
15 Answers
15
...
How to make a div 100% height of the browser window
I have a layout with two columns - a left div and a right div .
35 Answers
35
...
php execute a background process
I need to execute a directory copy upon a user action, but the directories are quite large, so I would like to be able to perform such an action without the user being aware of the time it takes for the copy to complete.
...
What is the Swift equivalent of respondsToSelector?
...
As mentioned, in Swift most of the time you can achieve what you need with the ? optional unwrapper operator. This allows you to call a method on an object if and only if the object exists (not nil) and the method is implemented.
In the case where you still need r...
Maven: How to include jars, which are not available in reps into a J2EE project?
in my J2EE project I've a couple of dependencies, which are not available in any Maven repository, because they're proprietary libraries. These libraries need to be available at runtime, so that have to be copied to target/.../WEB-INF/lib ...
...
How to fix getImageData() error The canvas has been tainted by cross-origin data?
My code is working very well on my localhost but it is not working on the site.
11 Answers
...
curl json post request via terminal to a rails app
I'm trying to create a user on my rails app with a curl command from os x terminal. No matter how I format the data, the app returns a responses that non of my validations have passed.
...