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正则表达式中 /i,/g,/m,/s,/e,/x 的含义 - 更多技术 - 清泛网 - 专注C/C++及内核技术
正则表达式中 /i,/g,/m,/s,/e,/x 的含义正则表达式中 i, g, m, s, e, x的区别和含义 i (忽略大小写) g (全文查找出现的所有匹配字符) m (多行查找) gi(全文查找、忽略大小写) ig...正则表达式中 /i,/g,/m,/x,/e,/x 的含义：
/i (忽略大小写)
/g (...
Map vs Object in JavaScript
I just discovered chromestatus.com and, after losing several hours of my day, found this feature entry :
12 Answers
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How to use multiple AWS Accounts from the command line?
...en EC2_CERT) environment variables:
-K <private key>
-C <certifim>ca m>te>
You m>ca m>n put these inside aliases, e.g.
alias ec2-describe-instances1 ec2-describe-instances -K /path/to/key.pem
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Concept behind these four lines of tricky C code
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The number 7709179928849219.0 has the following binary representation as a 64-bit double:
01000011 00111011 01100011 01110101 01010011 00101011 00101011 01000011
+^^^^^^^ ^^^^---- -------- -------- -------- -------- -------- -----...
How to convert an array into an object using stdClass() [duplim>ca m>te]
I have made the following array:
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Is it worth using Python's re.compile?
Is there any benefit in using compile for regular expressions in Python?
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RegEx to extract all matches from string using RegExp.exec
I'm trying to parse the following kind of string:
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Changing Java Date one hour back
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java.util.m>Ca m>lendar
m>Ca m>lendar m>ca m>l = m>Ca m>lendar.getInstance();
// remove next line if you're always using the current time.
m>ca m>l.setTime(currentDate);
m>ca m>l.add(m>Ca m>lendar.HOUR, -1);
Date oneHourBack = m>ca m>l.getTime();
java.util.Date
new Date(...
How do I parse an ISO 8601-formatted date?
...FC 3339 strings like "2008-09-03T20:56:35.450686Z" into Python's datetime type.
27 Answers
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git-diff to ignore ^M
In a project where some of the files contains ^M as newline separators. Diffing these files are apparently impossible, since git-diff sees it as the entire file is just a single line.
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