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StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
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版本
日期
修改内容
1.0
2024-06-15
初始版本
1.1
2025-04-20
添加 getASCIICode、getASCIIChar
1.2
2025-09-02
添加 Replace、Index、Email、InetAddress 函数
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Determine whether an array contains a value [duplicate]
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1005
var contains = function(needle) {
// Per spec, the way to identify NaN is that it is not e...
Finding row index containing maximum value using R
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170
See ?which.max
> which.max( matrix[,2] )
[1] 2
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SQL query for finding records where count > 1
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350
Use the HAVING clause and GROUP By the fields that make the row unique
The below will find
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LINQ Using Max() to select a single row
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edited Jul 5 '13 at 13:08
answered Feb 2 '12 at 15:30
Da...
Spring .properties file: get element as an Array
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answered Jun 20 '11 at 13:50
svladasvlada
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Format floats with standard json module
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80
Note: This does not work in any recent version of Python.
Unfortunately, I believe you have to d...
Java JUnit: The method X is ambiguous for type Y
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205
The method assertEquals(Object, Object) is ambiguous for the type ...
What this error means is...
Convert UNIX epoch to Date object
...ntegers representing the number of seconds since the UNIX epoch (e.g. 1352068320 ), but Date objects seem more appropriate for plotting. How can I do the conversion?
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How can I split a text into sentences?
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Georg
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answered Jan 1 '11 at 22:27
Ned BatchelderNed Batch...