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Remove all special characters from a string [duplicate]
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He was specifically asking for spaces to be replaced with hyphens...
– Jeffrey
Jan 1 '13 at 21:36
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Add characters to a string in Javascript
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Keep only first n characters in a string?
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SQL RANK() versus ROW_NUMBER()
I'm confused about the differences between these. Running the following SQL gets me two idential result sets. Can someone please explain the differences?
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redis-py : What's the difference between StrictRedis() and Redis()?
...py for caching some data, but I can't find a suitable explanation of the difference between redis.StrictRedis() and redis.Redis() . Are they equivalent?
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Regex to replace everything except numbers and a decimal point
...s and a decimal point. Issue is, I can't figure out a regex that will identify everything else
4 Answers
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XPath: select text node
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XPath query to get nth instance of an element
...so a note in the "Abbreviated Syntax" section of the XML Path Language specification http://www.w3.org/TR/xpath/#path-abbrev that provided a clue.
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NSLog an object's memory address in overridden description method
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To print address use %p format specifier and self pointer:
-(NSString *) description {
return [NSString stringWithFormat:@"<SomeClass: %p>\nparmeterOne: %@\nparameterTwo: %@",
self, self.parameterOne, self.paramterTwo];
}
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How to add edge labels in Graphviz?
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