大约有 43,000 项符合查询结果(耗时:0.0581秒) [XML]

https://stackoverflow.com/ques... 

What is the best way to solve an Objective-C namespace collision?

...uld prefix them with "IBM"; if you work for Microsoft, you could use "MS"; and so on. Sometimes the initials refer to the project, e.g. Adium prefixes classes with "AI" (as there is no company behind it of that you could take the initials). Apple prefixes classes with NS and says this prefix is rese...
https://stackoverflow.com/ques... 

[] and {} vs list() and dict(), which is better?

I understand that they are both essentially the same thing, but in terms of style, which is the better (more Pythonic) one to use to create an empty list or dict? ...
https://stackoverflow.com/ques... 

Scala vs. Groovy vs. Clojure [closed]

Can someone please explain the major differences between Scala, Groovy and Clojure. I know each of these compiles to run on the JVM but I'd like a simple comparison between them. ...
https://stackoverflow.com/ques... 

Difference between BeautifulSoup and Scrapy crawler?

I want to make a website that shows the comparison between amazon and e-bay product price. Which of these will work better and why? I am somewhat familiar with BeautifulSoup but not so much with Scrapy crawler . ...
https://stackoverflow.com/ques... 

What is the difference between aggregation, composition and dependency? [duplicate]

What is the difference between aggregation, composition and dependency? 7 Answers 7 ...
https://stackoverflow.com/ques... 

How do I change permissions for a folder and all of its subfolders and files in one step in Linux?

I would like to change permissions of a folder and all its sub folders and files in one step (command) in Linux. 16 Answers...
https://stackoverflow.com/ques... 

Cryptic “Script Error.” reported in Javascript in Chrome and Firefox

I have a script that detects Javascript errors on my website and sends them to my backend for reporting. It reports the first error encountered, the supposed line number, and the time. ...
https://stackoverflow.com/ques... 

Passing arrays as parameters in bash

... --iread --msi --iwrite Edit/notes: (from comments below) descTable and optsTable are passed as names and are expanded in the function. Thus no $ is needed when given as parameters. Note that this still works even with descTable etc being defined with local, because locals are visible to the ...
https://stackoverflow.com/ques... 

Difference between sh and bash

When writing shell programs, we often use /bin/sh and /bin/bash . I usually use bash , but I don't know what's the difference between them. ...
https://stackoverflow.com/ques... 

Various ways to remove local Git changes

I just cloned a git repository and checked out a branch. I worked on it, and then decided to remove all my local changes, as I wanted the original copy. ...