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Get specific ArrayList item
How can I get a specific item from this ArrayList ? mainList[3] ?
8 Answers
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When should I choose Vector in Scala?
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edited May 3 '14 at 23:00
simbo1905
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Java 8 stream reverse order
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edited Jan 29 '16 at 18:31
answered Jun 3 '14 at 9:13
Stu...
How can I add a third button to an Android Alert Dialog?
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This code snippet should help explain the three different buttons you can use:
alertDialog...
Placement of the ng-app directive (html vs body)
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3 Answers
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Append an element with fade in effect [jQuery]
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263
$(html).hide().appendTo("#mycontent").fadeIn(1000);
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Rails has_and_belongs_to_many migration
...First run your migrations, then edit the generated migration file.
Rails 3
rails g migration create_restaurants_users_table
Rails 4:
rails g migration create_restaurants_users
Rails 5
rails g migration CreateJoinTableRestaurantUser restaurants users
From the docs:
There is also a gene...
jquery-ui sortable | How to get it work on iPad/touchdevices?
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3 Answers
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Two versions of python on linux. how to make 2.7 the default
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173
You probably don't actually want to change your default Python.
Your distro installed a standar...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
...e (just don't look at me when they're not as fast :)
Options
Low Memory (32-bit int, 32-bit machine)(from here):
unsigned int
reverse(register unsigned int x)
{
x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1));
x = (((x & 0xcccccccc) >> 2) | ((x & ...