大约有 8,100 项符合查询结果（耗时：0.0215秒） [XML]
setuptools vs. distutils: why is distutils still a thing?
...stutils provides enough functionallity - it does make sense to use it. But mixing distutils and setuptools in my opinion is not a very clean way to achieve one's goals. Although, @larsmans showed in his answer some difficulties with setuptools which force to use distutils for some tasks.
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Groovy: what's the purpose of “def” in “def x = 0”?
... this.binding.getVariable("y")
} catch (groovy.lang.MissingPropertyException e) {
println "error caught"
}
Prints: "error caught"
Using the def keyword in larger programs is important as it helps define the scope in which the variable can be found and can help preserve encapsulation.
If y...
The written versions of the logical operators
...ion many of us miss the difference. It's similar to the common accidental mixing of the assignment vs equality operator. For this reason I've weaned myself off of the symbol versions (it wasn't easy) in favor of the word versions. I'd rather have someone do a double-take on them due to our love o...
select * vs select column
... providing those columns in select query, is there any performance degradation regarding more/less I/O or memory?
12 Answer...
Do I set properties to nil in dealloc when using ARC?
I am trying to learn Automatic Reference Counting in iOS 5. Now the first part of this question should be easy:
2 Answers
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Can I arrange repositories into folders on Github?
...t projects like webdesign, wordpress themes and different types of applications. And some of these also belong to bigger projects because they were about testing some stuff as a different application.
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Is it expensive to use try-catch blocks even if an exception is never thrown?
We know that it is expensive to catch exceptions. But, is it also expensive to use a try-catch block in Java even if an exception is never thrown?
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
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Should I use past or present tense in git commit messages? [closed]
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Well, you've mixed up two different guidelines: the Git open source project, and regular usage of Git. The provided link does not mention tense at all. The official Git doc only mentions the 50 char limit. Git is a distributed VCS wher...
Grasping the Node JS alternative to multithreading
...ode.js server has an internal thread pool so it can perform blocking operations and notify the main thread with a callback or event when things complete.
So I imagine that it will make limited use of another core for the thread pool, for example if you do a non-blocking file system read this is li...