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What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
Under the target folder in IntelliJ for a Java project I created, I have a few java source files in the package. Beside each file the 'J' icon has a red circle with a line through it.
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Eclipse compilation error: The hierarchy of the type 'Class name' is inconsistent
I have downloaded some open source software written in Java and tried to compile it using Eclipse.
I got the error: " The hierarchy of the type 'Class name' is inconsistent " in some files.
What causes these errors and how do I fix them?
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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...
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...
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...
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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What package naming convention do you use for personal/hobby projects in Java?
I'm already familiar with the standard Java package naming convention of using a domain name to create a unique package name (i.e. package com.stackoverflow.widgets ). However, I've never seen any recommendations for how to choose package names for personal projects. I assume because this is becaus...
Strip Leading and Trailing Spaces From Java String
... there a convenience method to strip any leading or trailing spaces from a Java String?
6 Answers
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