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Simple way to find if two different lists contain exactly the same elements?
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If you care about order, then just use the equals method:
list1.equals(list2)
From the javadoc:
Compares the specified object with
this list for equality. Returns true
if and only if the specified object is
also a list, both lists...
What is the order of precedence for CSS?
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There are several rules ( applied in this order ) :
inline css ( html style attribute ) overrides css rules in style tag and css file
a more specific selector takes precedence over a less specific one
rules that appear later in the code override earlier rules if bo...
Storing sex (gender) in database
...alue is much easier (and better practice) to create a lookup table for, in order to enforce referential integrity, and can correlate 1-to-1 with an enum, so there is parity in storing the value in memory within the application or in the database.
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MVC Razor view nested foreach's model
...el=>model.Theme[themeIndex].Products[productIndex].name)
@for(var orderIndex=0; orderIndex < Model.Theme[themeIndex].Products[productIndex].Orders; orderIndex++)
{
@Html.TextBoxFor(model => model.Theme[themeIndex].Products[productIndex].Orders[orderIndex].Quantity)
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How to delete from multiple tables in MySQL?
...FROM pets p
JOIN pets_activities pa ON pa.id = p.pet_id
WHERE p.order > :order
AND p.pet_id = :pet_id
Alternatively you can use...
DELETE pa
FROM pets_activities pa
JOIN pets p ON pa.id = p.pet_id
WHERE p.order > :order
AND p.pet_id = :pet_id
...to delete...
Generate list of all possible permutations of a string
...nput was sorted and finding indexes (k0 and l0) itself, based on where the ordering is maintained. Sorting an input like "54321" -> "12345" would allow this algorithm to find all of the expected permutations. But since it does a good amount of extra work to re-find those indexes for every permuta...
Spring: @Component versus @Bean
I understand that @Component annotation was introduced in spring 2.5 in order to get rid of xml bean definition by using classpath scanning.
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Getting unique items from a list [duplicate]
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A HashSet won't maintain any ordering, which may or may not be an issue for the OP.
– LukeH
Sep 7 '09 at 9:13
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Xcode without Storyboard and ARC
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Task vs Thread differences [duplicate]
...izing switching cost - aka inline execution) 2) prefer execute tasks in an order they were started - aka PreferFairness 3) more effective distribution of tasks between inactive threads depending on "prior knowledge of tasks activity" - aka Work Stealing. Important: in general "async" is not same as...