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Is an array an object in java
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Yes.
The Java Language Specification section 4.3.1 starts off with:
An object is a class instance or an array.
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What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...gs up.
– Andrew Kou
Mar 11 '10 at 1:44
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Awesome post. Thanks a lot.
– Dar...
Could not establish trust relationship for SSL/TLS secure channel — SOAP
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edited Jan 18 '18 at 11:42
HockeyJ
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Imitating a blink tag with CSS3 animations
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The original Netscape <blink> had an 80% duty cycle. This comes pretty close, although th...
Where does gcc look for C and C++ header files?
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Drew DormannDrew Dormann
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is it possible to `git status` only modified files?
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answered Apr 4 '12 at 20:26
Lily BallardLily Ballard
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How to truncate a foreign key constrained table?
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You cannot TRUNCATE a table that has FK constraints applied on it (TRUNCATE is not the same as ...
Create instance of generic type in Java?
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edited Jun 9 '18 at 14:18
Lii
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Python timedelta in years
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edited Dec 11 '15 at 14:26
Community♦
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How do I make a column unique and index it in a Ruby on Rails migration?
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The short answer for old versions of Rails (see other answers for Rails 4+):
add_index :table_name, :column_name, unique: true
To index multiple columns together, you pass an array of column names instead of a single column name,
add_index :table_name, [:column_name_a, :column_name_b], unique...