大约有 30,000 项符合查询结果（耗时：0.0692秒） [XML]
Converting strings to floats in a DataFrame
How to covert a DataFrame column containing strings and NaN values to floats. And there is another column whose values are strings and floats; how to convert this entire column to floats.
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Spring JPA @Query with LIKE
...ins it). I tried to use method "findUserByUsernameLike(@Param("username") String username)" but as it is told in Spring documentation, this method is equal to
" where user.username like ?1 ". It is not good for me, as I already told that I'm trying to get all users whose username contains ...
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Open an IO stream from a local file or url
I know there are libs in other languages that can take a string that contains either a path to a local file or a url and open it as a readable IO stream.
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How do I copy the contents of a String to the clipboard in C#? [duplicate]
If I have some text in a String, how can I copy that to the clipboard so that the user can paste it into another window (for example, from my application to Notepad)?
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How to convert milliseconds to “hh:mm:ss” format?
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You were really close:
String.format("%02d:%02d:%02d",
TimeUnit.MILLISECONDS.toHours(millis),
TimeUnit.MILLISECONDS.toMinutes(millis) -
TimeUnit.HOURS.toMinutes(TimeUnit.MILLISECONDS.toHours(millis)), // The change is in this line
TimeUnit.MILLI...
Best way to “negate” an instanceof
...classic form you posted, but somebody might like it...
if (str instanceof String == false) { /* ... */ }
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Loop through files in a folder using VBA?
...unction LoopThroughFiles(inputDirectoryToScanForFile, filenameCriteria) As String
Dim StrFile As String
'Debug.Print "in LoopThroughFiles. inputDirectoryToScanForFile: ", inputDirectoryToScanForFile
StrFile = Dir(inputDirectoryToScanForFile & "\*" & filenameCriteria)
Do Whi...
How to escape text for regular expression in Java
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Please not that this doesn’t escape the string itself, but wraps it using \Q and \E. This may lead to unexpected results, for example Pattern.quote("*.wav").replaceAll("*",".*") will result in \Q.*.wav\E and not .*\.wav, as you might expect.
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What is normalized UTF-8 all about?
...w has a PHP library ) contains the classes needed to help normalize UTF-8 strings to make it easier to compare values when searching.
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javascript regex - look behind alternative?
...per explanation for this regex can be found at Regular expression to match string not containing a word?
Look ahead is available since version 1.5 of javascript and is supported by all major browsers
Updated to match filename2.js and 2filename.js but not filename.js
(^(?!filename\.js$).).+\.js
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