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java Programming Glossary: fruitJCombobox focusLost is not firing-why is that? http://stackoverflow.com/questions/10293135/jcombobox-focuslost-is-not-firing-why-is-that public ComboBoxTwo String items Select Item Color Shape Fruit String subItems1 Select Color Red Blue Green mainComboBox new..
Favor composition over inheritance [duplicate] http://stackoverflow.com/questions/11343840/favor-composition-over-inheritance An example from this article Here between Apple and Fruit there is clear IS A relationship i.e Apple IS A Fruit yet the.. and Fruit there is clear IS A relationship i.e Apple IS A Fruit yet the author has also shown it as Apple HAS A Fruit composition.. IS A Fruit yet the author has also shown it as Apple HAS A Fruit composition to show the pitfall when implemented with inheritance...
Covariance and contravariance in programming languages http://stackoverflow.com/questions/1163465/covariance-and-contravariance-in-programming-languages to mean if and only if . That is a List Apple is a List Fruit . If there is some routine which accepts a List Fruit as a parameter.. List Fruit . If there is some routine which accepts a List Fruit as a parameter and I have a List Apple then I can pass this.. pass this in as a valid parameter. def something l List Fruit l.add new Pear If our collection class List is mutable then..
http://stackoverflow.com/questions/1292109/generics-get-and-put-rule Consider a bunch of bananas. This is a Collection extends Fruit in that it's a collection of a particular kind of fruit but.. of some type greater than Banana for instance Collection Fruit or Collection TropicalFruit . You can definitely add a banana.. Banana for instance Collection Fruit or Collection TropicalFruit . You can definitely add a banana to this but if you fetch an..
Coding Conventions - Naming Enums http://stackoverflow.com/questions/3069743/coding-conventions-naming-enums that an enum is a type. So for instance you have an enum Fruit Apple Orange Banana Pear ... NetworkConnectionType LAN Data_3g.. LAN Data_3g Data_4g ... I am opposed to naming it FruitEnum NetworkConnectionTypeEnum I understand it is easy to pick.. enums but then you would also have NetworkConnectionClass FruitClass Also is there a good document describing the same for constants..
http://stackoverflow.com/questions/3256086/jcombobox-in-a-jtable-cell with default data Object data Color Red Shape Square Fruit Banana Plain Text String columnNames Type Value DefaultTableModel..
http://stackoverflow.com/questions/3732790/android-split-string CurrentString and is in the form of something like this Fruit they taste good . i would like to split up the CurrentString.. using the as the delimiter.so that way the word Fruit will be split into its own string and they taste good will be.. CurrentString.split separated 0 this will contain Fruit separated 1 this will contain they taste good You may want to..
JCombobox change another JCombobox http://stackoverflow.com/questions/6246005/jcombobox-change-another-jcombobox subItems.put items 2 subItems2 String subItems3 Select Fruit Apple Orange Banana subItems.put items 3 subItems3 String subItems4.. subItems.put items 3 subItems3 String subItems4 Select Fruit Apple Orange Banana subItems.put items 4 subItems3 String subItems5.. subItems.put items 4 subItems3 String subItems5 Select Fruit Apple Orange Banana subItems.put items 5 subItems3 loadDataTocboPerson..
how to add different JComboBox items in a Column of a JTable in Swing http://stackoverflow.com/questions/6261017/how-to-add-different-jcombobox-items-in-a-column-of-a-jtable-in-swing dm.setDataVector new Object Name MyName Gender Male Color Fruit new Object Column1 Column2 JTable table new JTable dm table.setRowHeight..
Covariance and contravariance in programming languages http://stackoverflow.com/questions/1163465/covariance-and-contravariance-in-programming-languages we might assume that our routine could add some other fruit which was not an apple as above. Hence we should only like immutable..
http://stackoverflow.com/questions/1292109/generics-get-and-put-rule Fruit in that it's a collection of a particular kind of fruit but you don't know from that declaration what kind of fruit.. but you don't know from that declaration what kind of fruit it's a collection of. You can get an item from it and know it.. can get an item from it and know it will definitely be a fruit but you can't add to it you might be trying to add an apple..
http://stackoverflow.com/questions/1794842/generics-in-java though counter intuitive a bag of bananas is NOT a bag of fruit... in a world of mutable objects the functional programming.. simpler . That's because you can add an apple to a bag of fruit since an apple is a piece of fruit but you can't add an apple.. an apple to a bag of fruit since an apple is a piece of fruit but you can't add an apple to a bag of bananas since an apple..
http://stackoverflow.com/questions/1921104/loop-on-list-with-remove on list with remove for String fruit list if banane .equals fruit list.remove fruit System.out.println.. list with remove for String fruit list if banane .equals fruit list.remove fruit System.out.println fruit Here a loop with.. for String fruit list if banane .equals fruit list.remove fruit System.out.println fruit Here a loop with remove instruction...
Why we can't do List<Parent> mylist = ArrayList<child>(); http://stackoverflow.com/questions/5763750/why-we-cant-do-listparent-mylist-arraylistchild ArrayList Banana bananas new ArrayList Banana List Fruit fruit bananas fruit.add new Apple Banana banana bananas.get 0 That's.. bananas new ArrayList Banana List Fruit fruit bananas fruit.add new Apple Banana banana bananas.get 0 That's clearly not.. of bananas. What you can do is List extends Fruit fruit new ArrayList Banana this is safe because the compiler won't..
How to approach number guessing game(with a twist) algorithm? http://stackoverflow.com/questions/7694978/how-to-approach-number-guessing-gamewith-a-twist-algorithm we may chose. I ™ll use 5 for example. . The prices of fruit can change at random so the total value may change based on.. change based on that also for simplicity I am not changing fruit prices in this example . Using the above example on day 2 of.. its not in its current state. I was thinking adding more fruits and saying they must pick at least 3 etc.. Also I only have..
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