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Replace a value if null or undefined in JavaScript
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String.replaceAll single backslashes with double backslashes
...ce() should suffice:
string.replace("\\", "\\\\");
Update: as per the comments, you appear to want to use the string in JavaScript context. You'd perhaps better use StringEscapeUtils#escapeEcmaScript() instead to cover more characters.
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Remove directory which is not empty
... behavior like that. I'd suggest searching for and/or filing a bug. github.com/isaacs/rimraf/issues
– Morgan ARR Allen
May 2 '18 at 5:13
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How to structure a express.js application?
Is there a common convention for breaking up and modularizing the app.js file in an Express.js application? Or is it common to keep everything in a single file?
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What is the iPad user agent?
...'s the user agent details in the Safari Developer Library: developer.apple.com/library/safari/#technotes/tn2010/tn2262/…
– Matt Setter
Jan 31 '12 at 10:30
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Difference between matches() and find() in Java Regex
...c void main(String[] args) throws ParseException {
Pattern p = Pattern.compile("\\d\\d\\d");
Matcher m = p.matcher("a123b");
System.out.println(m.find());
System.out.println(m.matches());
p = Pattern.compile("^\\d\\d\\d$");
m = p.matcher("123");
System.out.println(m.find...
The differences between .build, .create, and .create! and when should they be used?
... edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Dec 31 '08 at 18:26
zenaznzenazn
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.NET JIT potential error?
... Just Visual Studio, copy/paste from the debugger's Disassembly window and comments added by hand.
– Hans Passant
May 23 '13 at 16:19
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Multiple columns index when using the declarative ORM extension of sqlalchemy
According to the documentation and the comments in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
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