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Strings are objects in Java, so why don't we use 'new' to create them?
...more than once. For example, consider the (contrived) code:
for (int i = 0; i < 10; i++) {
System.out.println("Next iteration");
}
If we didn't have interning of Strings, "Next iteration" would need to be instantiated 10 times, whereas now it will only be instantiated once.
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Swift - class method which must be overridden by subclass
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As of Swift 2.0 there are now protocol extensions too :) Apple Reference.
– Ephemera
Sep 13 '15 at 9:25
4
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How to change the pop-up position of the jQuery DatePicker control
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edited May 20 '10 at 19:47
Earlz
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What is the difference between JOIN and UNION?
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308
UNION puts lines from queries after each other, while JOIN makes a cartesian product and subset...
List submodules in a Git repository
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edited Aug 21 '18 at 10:38
Peter Mortensen
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Redirecting to previous page after authentication in node.js using passport.js
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answered Nov 11 '12 at 22:20
chovychovy
54.7k3838 gold badges181181 silver badges224224 bronze badges
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How does the main() method work in C?
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+50
Some of the features of the C language started out as hacks which just happened to work.
Multiple signatures for main, as well as var...
How to convert string representation of list to a list?
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807
>>> import ast
>>> x = u'[ "A","B","C" , " D"]'
>>> x = ast.literal_...
Can you connect to Amazon ElastiСache Redis outside of Amazon?
.../elasticache/faqs/#Can_I_access_Amazon_ElastiCache_from_outside_AWS
EDIT 2018: This answer above was accurate when written, however it is now possible with some configuation to access redis cache from outside using the directions approximately 1/2 way down this page: https://docs.aws.amazon.com/Ama...
How to run Unix shell script from Java code?
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djeikyb
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answered Feb 8 '09 at 20:18
MilhousMilhous
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