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How to split a long regular expression into multiple lines in JavaScript?
...,
{big
,smelly
}
}
Note the successful capturing of the quoted string.
I tested it on Chrome and Firefox, works a treat!
If curious you can checkout what I was doing, and its demonstration.
Though it only works on Chrome, because Firefox doesn't support backreferences or named groups. So note the...
Should JAVA_HOME point to JDK or JRE?
...nt your JAVA_HOME at jdk to access javac copiler etc. It's good if you can test your program to run on the JRE though. If you are using an app server you often also need the JDK instead of the JRE but that depends on the particular server.
...
Rotating a two-dimensional array in Python
...more in the very beautiful and clever one-liner you've posted.
To quickly test it you can copy / paste it here:
http://www.codeskulptor.org/
triangle = [[0,0],[5,0],[5,2]]
coordinates_a = triangle[0]
coordinates_b = triangle[1]
coordinates_c = triangle[2]
def rotate90ccw(coordinates):
print "...
How to get all properties values of a JavaScript Object (without knowing the keys)?
...
Why would you need to test with hasOwnProperty()? How would the key be iterated over within the loop of that object hasn't got the property?
– 1252748
Aug 25 '14 at 1:16
...
How to empty/destroy a session in rails?
....clear
or
if specific keys have to be destroyed:
session.delete(key)
Tested in rails 3.2
added
People have mentioned by session={} is a bad idea. Regarding session.clear, Lobati comments- It looks like you're probably better off using reset_session [than session.clear], as it does some oth...
Where can I get a “useful” C++ binary search algorithm?
...rm up more than one result. But on the odd occasion where you just need to test for existence an optimized version would also be nice.
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Map enum in JPA with fixed values?
... and perform a translation in getters and setters.
I'll illustrate the latest option (this is a basic implementation, tweak it as required):
@Entity
@Table(name = "AUTHORITY_")
public class Authority implements Serializable {
public enum Right {
READ(100), WRITE(200), EDITOR (300);
...
include external .js file in node.js app
...
If you just want to test a library from the command line, you could do:
cat somelibrary.js mytestfile.js | node
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Python list iterator behavior and next(iterator)
...:
print(i)
next(a)
>>>
0
2
4
6
8
Works like expected.
Tested in Python 2.7 and in Python 3+ . Works properly in both
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Logging in Scala
...ger appears to be maintained. I made my own targeting Scala 2.10 and the latest SLF4J. http://slf4s.org/
– Matt Roberts
Feb 26 '14 at 21:42
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