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Access “this” from Java anonymous class
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Is module __file__ attribute absolute or relative?
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98
From the documentation:
__file__ is the pathname of the file from which the module was load...
How to capitalize the first letter of word in a string using Java?
...ginal? Saves us a few characters in a one-liner. I ask because I feel like Java is a language so full of gotcha's, I honestly wouldn't be surprised if there was some other way to have a string of length zero.
– ArtOfWarfare
Mar 3 '15 at 20:24
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How do you cast a List of supertypes to a List of subtypes?
...I think this is kind of a hacky solution -- you're dodging the type safety Java is trying to provide you. At least look at this Java tutorial (docs.oracle.com/javase/tutorial/java/generics/subtyping.html) and consider why you have this problem before fixing it this way.
– jfrit...
Sending Email in Android using JavaMail API without using the default/built-in app
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Send e-mail in Android using the JavaMail API using Gmail authentication.
Steps to create a sample Project:
MailSenderActivity.java:
public class MailSenderActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
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Why use @PostConstruct?
In a managed bean, @PostConstruct is called after the regular Java object constructor.
5 Answers
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Is it possible for intellij to organize imports the same way as in Eclipse?
... noise from imports rearrangements. The order in which eclipse imports is: Java, Javax, Org, Com, everything else in alphabetical order. Is it possible to configure IDEA to follow these rules?
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final keyword in method parameters [duplicate]
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Java always makes a copy of parameters before sending them to methods. This means the final doesn't mean any difference for the calling code. This only means that inside the method the variables can not be reassigned. (note t...
How to make Eclipse behave well in the Windows 7 taskbar?
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Specify the latest available Java VM in your eclipse.ini. I.e.:
-vm
jdk1.6.0_10\jre\bin\client\jvm.dll
Make sure they are on separate lines
Anything after the "vmargs" is taken to be vm arguments
(More info)
Or alternatively add the java bin folde...
In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
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In general, I think the advice by Joshua Bloch in Effective Java best summarises the answer to your question: Use checked expections for recoverable conditions and runtime exceptions for programming errors (Item 58 in 2nd edition).
So in this case, if you really want to use exceptio...