大约有 44,500 项符合查询结果（耗时：0.0432秒） [XML]
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...
Update value of a nested dictionary of varying depth
...
24 Answers
24
Active
...
What is the difference between bottom-up and top-down?
...
251
rev4: A very eloquent comment by user Sammaron has noted that, perhaps, this answer previou...
Pandas conditional creation of a series/dataframe column
...
print(df)
yields
Set Type color
0 Z A green
1 Z B green
2 X B red
3 Y C red
If you have more than two conditions then use np.select. For example, if you want color to be
yellow when (df['Set'] == 'Z') & (df['Type'] == 'A')
otherwise blue when (df['Set'] ...
How to use Bash to create a folder if it doesn't already exist?
...
280
First, in bash "[" is just a command, which expects string "]" as a last argument, so the whit...
Accessing dict keys like an attribute?
...
27 Answers
27
Active
...
Is there an easy way to check the .NET Framework version?
...ed to know if it's version 3.5 SP 1. Environment.Version() only returns 2.0.50727.3053 .
21 Answers
...
Looping through a hash, or using an array in PowerShell
...g the keys property. Here is an example how:
$hash = @{
a = 1
b = 2
c = 3
}
$hash.Keys | % { "key = $_ , value = " + $hash.Item($_) }
Output:
key = c , value = 3
key = a , value = 1
key = b , value = 2
share...
How do I remove a folder from source control with TortoiseSVN?
...
|
edited Sep 29 '14 at 9:32
answered Aug 5 '10 at 13:35
...
Android Studio - How to Change Android SDK Path
...
29 Answers
29
Active
...