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Process escape sequences in a string in Python
...decoded_string = bytes(myString, "utf-8").decode("unicode_escape") # python3
>>> decoded_string = myString.decode('string_escape') # python2
>>> print(decoded_string)
spam
eggs
Don't use the AST or eval. Using the string codecs is much safer.
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Check if a String contains numbers Java
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233
try this
str.matches(".*\\d.*");
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Does Java have a HashMap with reverse lookup?
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edited Feb 6 '14 at 13:05
dARKpRINCE
1,42022 gold badges1313 silver badges2121 bronze badges
answer...
Split code over multiple lines in an R script
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edited Jun 13 '11 at 13:26
answered Jun 13 '11 at 11:55
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javascript: recursive anonymous function?
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PointyPointy
359k5454 gold badges508508 silver badges567567 bronze badges
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Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
...yz/{value}/test, how to map in web.xml?
@WebServlet works only on Servlet 3.0 or newer
In order to use @WebServlet, you only need to make sure that your web.xml file, if any (it's optional since Servlet 3.0), is declared conform Servlet 3.0+ version and thus not conform e.g. 2.5 version or lower. ...
Overload with different return type in Java?
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answered Mar 13 '10 at 19:51
Alexander GesslerAlexander Gessler
41.7k55 gold badges7373 silver badges119119 bronze badges
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What CSS selector can be used to select the first div within another div
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edited Jul 17 '13 at 16:09
answered Feb 25 '13 at 20:13
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How to retrieve an element from a set without removing it?
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583
Two options that don't require copying the whole set:
for e in s:
break
# e is now an eleme...