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How does the getView() method work when creating your own custom adapter?
...EO70
It inflates layouts (the xml files on your res/layout/ folder) into java Objects such as LinearLayout and other views.
Look at the video, will get you up to date with whats the use of the convert view, basically its a recycled view waiting to be reused by you, to avoid creating a new object a...
JUnit vs TestNG [closed]
...ng a lot of tests.
Also, JUnit is pretty much the de-facto standard in the Java world. There's no decent tool that doesn't support it from the box, you can find a lot of help on the web and they added a lot of new features in the past year which shows it's alive.
We decided to stick with JUnit and ...
Difference between declaring variables before or in loop?
...oop, makes any (performance) difference?
A (quite pointless) example in Java:
25 Answers
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How to print formatted BigDecimal values?
...nt to control how that last decimal place is handled. In some situations, Java forces you to specify this rounding method).
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Android - Pulling SQlite database android device
... the unpack command is unavailable, you can use "Android Backup Extractor" Java Application (sourceforge.net/projects/adbextractor). See forum.xda-developers.com/showthread.php?t=2011811 for the commands to unpack the .ab file.
– lalitm
Apr 2 '14 at 9:55
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int a[] = {1,2,}; Weird comma allowed. Any particular reason?
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JavaScript supports this syntax: var a = [1, 2,];, so do most other languages I know... ActionScript, Python, PHP.
– Sean Fujiwara
Aug 14 '11 at 3:43
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Keeping ASP.NET Session Open / Alive
...rn a JSON serialized object if some data should be returned to the calling JavaScript.
Made available through web.config:
<httpHandlers>
<add verb="GET,HEAD" path="SessionHeartbeat.ashx" validate="false" type="SessionHeartbeatHttpHandler"/>
</httpHandlers>
added from bale...
How should equals and hashcode be implemented when using JPA and Hibernate
...ance of the base type, but is a dynamically generated subtype generated by javassist, thus a check on the same class type will fail, so don't use:
if (getClass() != that.getClass()) return false;
instead use:
if (!(otherObject instanceof Unit)) return false;
which is also a good practice, as e...
Performing Breadth First Search recursively
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A simple BFS and DFS recursion in Java:
Just push/offer the root node of the tree in the stack/queue and call these functions.
public static void breadthFirstSearch(Queue queue) {
if (queue.isEmpty())
return;
Node node = (Node) queue.poll()...
JPA: what is the proper pattern for iterating over large result sets?
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Page 537 of Java Persistence with Hibernate gives a solution using ScrollableResults, but alas it's only for Hibernate.
So it seems that using setFirstResult/setMaxResults and manual iteration really is necessary. Here's my solution u...