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What does the star operator mean, in a function call?
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932
The single star * unpacks the sequence/collection into positional arguments, so you can do this:...
How can you dynamically create variables via a while loop? [duplicate]
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edited Feb 18 '11 at 2:37
answered Feb 18 '11 at 1:28
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Implement touch using Python?
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325
Looks like this is new as of Python 3.4 - pathlib.
from pathlib import Path
Path('path/to/fil...
Popup弹出菜单扩展 · App Inventor 2 中文网
... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
Python Infinity - Any caveats?
... not get an inf value through usual arithmetic calculations:
>>> 2.0**2
4.0
>>> _**2
16.0
>>> _**2
256.0
>>> _**2
65536.0
>>> _**2
4294967296.0
>>> _**2
1.8446744073709552e+19
>>> _**2
3.4028236692093846e+38
>>> _**2
1.15792089...
What is a regular expression which will match a valid domain name without a subdomain?
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20 Answers
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In Clojure, when should I use a vector over a list, and the other way around?
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112
Once again, it seems I've answered my own question by getting impatient and asking it in #clojur...
Android: upgrading DB version and adding new table
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281
1. About onCreate() and onUpgrade()
onCreate(..) is called whenever the app is freshly instal...
Update value of a nested dictionary of varying depth
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24 Answers
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Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...当你把他的源码下下来编译后，你会发现解释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。我不想写...