大约有 16,300 项符合查询结果(耗时:0.0287秒) [XML]

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Python string.replace regular expression [duplicate]

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How can I find the current OS in Python? [duplicate]

As the title says, how can I find the current operating system in python? 5 Answers 5 ...
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How to sort an array in Bash

I have an array in Bash, for example: 16 Answers 16 ...
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Detecting a mobile browser

I'm looking for a function which return boolean value if user has mobile browser or not. 36 Answers ...
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Identifying and removing null characters in UNIX

I have a text file containing unwanted null characters (ASCII NUL, \0 ). When I try to view it in vi I see ^@ symbols, interleaved in normal text. How can I: ...
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Regular expression for matching latitude/longitude coordinates?

I'm trying to create a regular expression for matching latitude/longitude coordinates. For matching a double-precision number I've used (\-?\d+(\.\d+)?) , and tried to combine that into a single expression: ...
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Insert line after first match using sed

For some reason I can't seem to find a straightforward answer to this and I'm on a bit of a time crunch at the moment. How would I go about inserting a choice line of text after the first line matching a specific string using the sed command. I have ... ...
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How to Iterate over a Set/HashSet without an Iterator?

How can I iterate over a Set / HashSet without the following? 8 Answers 8 ...
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convert '1' to '0001' in JavaScript [duplicate]

How can I convert convert '1' to '0001' in JavaScript without using any 3rd party libraries. I have done this in php using spritf: $time = sprintf('%04.0f',$time_arr[$i]); ...
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Why is sed not recognizing \t as a tab?

I am expecting this sed script to insert a tab in front of every line in $filename however it is not. For some reason it is inserting a t instead. ...