大约有 45,000 项符合查询结果（耗时：0.0473秒） [XML]
How do I use the conditional operator (? :) in Ruby?
How is the conditional operator ( ? : ) used in Ruby?
7 Answers
7
...
How to implement a good __hash__ function in python [duplicate]
When implementing a class with multiple properties (like in the toy example below), what is the best way to handle hashing?
...
.htm vs .html ? Which file extension naming is more correct? [closed]
.... The choice is down to personal preference, provided you’re consistent with your file naming you won’t have a problem with either.
Depending on the configuration of the web server, one of the file types will take precedence over the other. This should not be an issue since it’s unlikely that...
Breadth First Vs Depth First
...ese two terms differentiate between two different ways of walking a tree.
It is probably easiest just to exhibit the difference. Consider the tree:
A
/ \
B C
/ / \
D E F
A depth first traversal would visit the nodes in this order
A, B, D, C, E, F
Notice that you go all the w...
Pointers, smart pointers or shared pointers? [duplicate]
I am programming with normal pointers, but I have heard about libraries like Boost that implement smart pointers. I have also seen that in Ogre3D rendering engine there is a deep use of shared pointers.
...
Can't access object property, even though it shows up in a console log
...e the output from these two logs. The first clearly shows the full object with the property I'm trying to access, but on the very next line of code, I can't access it with config.col_id_3 (see the "undefined" in the screenshot?). Can anyone explain this? I can get access to every other property ex...
JavaScript editor within Eclipse [closed]
I'm looking for the best JavaScript editor available as an Eclipse plugin. I've been using Spket which is good. But, is there more better one?
...
Create a string of variable length, filled with a repeated character
So, my question has been asked by someone else in it's Java form here: Java - Create a new String instance with specified length and filled with specific character. Best solution?
...
In what cases do I use malloc and/or new?
...ou should call free and when you use the new operator you should pair with delete and it is a mistake to mix the two (e.g. Calling free() on something that was created with the new operator), but I'm not clear on when I should use malloc / free and when I should use new / delete in m...
Light weight alternative to Hibernate? [closed]
...uld like to have store data in a light weight database such as Derby or Sqlite. I would like to use a data abstraction layer in my program. Hibernate appears to require a lot of configuration and is overkill for what I need. What are light weight alternatives to Hibernate?
...