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How to get a specific output iterating a hash in Ruby?
...
hash.each do |key, array|
puts "#{key}-----"
puts array
end
Regarding order I should add, that in 1.8 the items will be iterated in random order (well, actually in an order defined by Fixnum's hashing function), while in 1.9 it will ...
Cast Object to Generic Type for returning
...blic T cast(Object o)
This can also be used for array types. It would look like this:
final Class<int[]> intArrayType = int[].class;
final Object someObject = new int[]{1,2,3};
final int[] instance = convertInstanceOfObject(someObject, intArrayType);
Note that when someObject is passed to...
How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
...are performing a bitwise logical operation on an integer (which, for all I know, may be stored as two's complement or something like that...)
Two's complement explains how to represent a number in binary. I think I was right.
...
How to set time delay in javascript
...a piece of js in my website to switch images but need a delay when you click the image a second time. The delay should be 1000ms. So you would click the img.jpg then the img_onclick.jpg would appear. You would then click the img_onclick.jpg image there should then be a delay of 1000ms before the img...
Search All Fields In All Tables For A Specific Value (Oracle)
...this statement below
to find an appropriate column based on
what I think it should be named but it
returned no results.*
SELECT * from dba_objects WHERE
object_name like '%DTN%'
A column isn't an object. If you mean that you expect the column name to be like '%DTN%', the query you want is...
How do you push a tag to a remote repository using Git?
...s is sane because:
you should only push annotated tags to the remote, and keep lightweight tags for local development to avoid tag clashes. See also: What is the difference between an annotated and unannotated tag?
it won't push annotated tags on unrelated branches
It is for those reasons that --t...
How to check if a string contains only digits in Java [duplicate]
...ring class there is a method called matches, how to use this method to check if my string is having only digits using regular expression. I tried with below examples, but both of them returned me false as result.
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What is Lazy Loading?
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It's called lazy loading because, like a lazy person, you are putting off doing something you don't want to. The opposite is Eager Loading, where you load something right away, long before you need it.
If you are curious why people might use lazy loading, con...
What's the difference between a file descriptor and file pointer?
I want to know the difference between a file descriptor and file pointer.
9 Answers
9
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How can I make a div not larger than its contents?
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The solution is to set your div to display: inline-block.
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