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Catch multiple exceptions at once?
...or anyone who might be relatively new to programming, is going to comprise 98.7% or more of the overall lifetime of your project, and the poor schmuck doing the maintenance is almost certainly going to be someone other than you. And there is a very good chance they will spend 50% of their time on th...
Is it possible to assign numeric value to an enum in Java?
Is anything like this possible in Java? Can one assign custom numeric values to enum elements in Java?
5 Answers
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Java ArrayList - how can I tell if two lists are equal, order not mattering?
...ollections4.CollectionUtils
public static boolean isEqualCollection(java.util.Collection a,
java.util.Collection b)
Returns true iff the given Collections contain exactly the same
elements with exactly the same cardinalities.
That is, if...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...hard coded timeout value of 10 seconds,
if timeout has reached - throw the java.util.concurrent.TimeoutException and kill the process.
Now consider the following scenario:
Application runs along doing its thing.
This is not a user facing application, it runs in the background.
During this backg...
How does deriving work in Haskell?
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From the Haskell 98 report:
The only classes in the Prelude for which derived instances are allowed are Eq, Ord, Enum, Bounded, Show, and Read...
Here's the description of how to derive these type classes: http://www.haskell.org/onliner...
Converting Java objects to JSON with Jackson
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I know this is old (and I am new to java), but I ran into the same problem. And the answers were not as clear to me as a newbie... so I thought I would add what I learned.
I used a third-party library to aid in the endeavor: org.codehaus.jackson
All of the dow...
Java packages com and org
What are the meaning of the packages org and com in Java?
4 Answers
4
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Jsoup SocketTimeoutException: Read timed out
... following information may be useful to future visitors:
According to the javadocs, the default timeout for an org.jsoup.Connection is 30 seconds.
As has already been mentioned, this can be set using timeout(int millis)
Also, as the OP notes in the edit, this can also be set using timeout(0). How...
Best implementation for hashCode method for a collection
...ses reasonable good implementation was proposed in Josh Bloch's Effective Java in Item 8 (second edition). The best thing is to look it up there because the author explains there why the approach is good.
A short version
Create a int result and assign a non-zero value.
For every field f tested i...
Can I replace groups in Java regex?
...ode, and I want to know, if I can replace only groups (not all pattern) in Java regex.
Code:
7 Answers
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