大约有 42,000 项符合查询结果(耗时:0.0335秒) [XML]
Convert Elixir string to integer or float
...it |> Enum.map(&String.to_integer/1)
[1, 2, 3, 10, 100]
iex()> "1.0 1 3 10 100" |> String.split |> Enum.map(&String.to_float/1)
** (ArgumentError) argument error
:erlang.binary_to_float("1")
(elixir) lib/enum.ex:1270: Enum."-map/2-lists^map/1-0-"/2
(elixir) lib/enum....
How to find and return a duplicate value in array
...lar to Ryan
Ryan is similar to Sergio
Sergio is faster than Chris by 4x ± 1.0
Chris is faster than Naveed by 2x ± 1.0
benchmark(100, 1)
1 duplicates
Running each test 128 times. Test will take about 2 seconds.
Cary_set is similar to Cary_diff
Cary_diff is faster than Ryan by 2x ± 1.0
Ryan is sim...
How can I check if a string represents an int, without using try/except?
...compile(r"^([+-]?[1-9]\d*|0)$")
testvals = [
# integers
0, 1, -1, 1.0, -1.0,
'0', '0.','0.0', '1', '-1', '+1', '1.0', '-1.0', '+1.0', '06',
# non-integers
'abc 123',
1.1, -1.1, '1.1', '-1.1', '+1.1',
'1.1.1', '1.1.0', '1.0.1', '1.0.0',
'1.0.', '1..0', '1..',
'0.0...
TortoiseSVN允许修改日志的方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...过服务端的hooks目录下的批处理使得SVN日志可修改。Windows版:服务器端svn仓库hooks目录下加...SVN默认是不允许修改日志的,否则报错:
可以通过服务端的hooks目录下的批处理使得SVN日志可修改。
Windows版:
服务器端svn仓库hoo...
How to check if a float value is a whole number
...value is a whole number, use the float.is_integer() method:
>>> (1.0).is_integer()
True
>>> (1.555).is_integer()
False
The method was added to the float type in Python 2.6.
Take into account that in Python 2, 1/3 is 0 (floor division for integer operands!), and that floating po...
上班狗来算算 你离财务自由还差多少钱? - 杂谈 - 清泛网 - 专注C/C++及内核技术
...需要15万以上的现金年收入,则需要150万的本金。
C)终极版财务自由
这才是大BOSS~
如果你想实现终极版财务自由,这已经不是钱能计算出来的了,即便是胡润口中的1个亿,也不一定能让你达到终极版财务自由。
财务自由的最...
关于我们 · App Inventor 2 中文网,少儿编程陪伴者
... 电教馆的网站AI伴侣2.2x版本,平台版本过旧,很多aix拓展无法运行,文档也是过旧的英文原版,参考意义不大。 中文网于 2023/12/02 同步过一次MIT最新代码(参考发布日志)...
How do I detect what .NET Framework versions and service packs are installed?
...--------------------------------------------------------------------------
1.0 HKLM\Software\Microsoft\.NETFramework\Policy\v1.0\3705
1.1 HKLM\Software\Microsoft\NET Framework Setup\NDP\v1.1.4322\Install
2.0 HKLM\Software\Microsoft\NET Framework Setup\N...
VIP会员中心 · App Inventor 2 中文网,少儿编程陪伴者
... 电教馆的网站AI伴侣2.2x版本,平台版本过旧,很多aix拓展无法运行,文档也是过旧的英文原版,参考意义不大。 中文网于 2023/12/02 同步过一次MIT最新代码(参考发布日志)...
Get Slightly Lighter and Darker Color from UIColor
...ue:&b alpha:&a])
return [UIColor colorWithRed:MIN(r + 0.2, 1.0)
green:MIN(g + 0.2, 1.0)
blue:MIN(b + 0.2, 1.0)
alpha:a];
return nil;
}
- (UIColor *)darkerColorForColor:(UIColor *)c
{
...
