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Copying files from one directory to another in Java
I want to copy files from one directory to another (subdirectory) using Java. I have a directory, dir, with text files. I iterate over the first 20 files in dir, and want to copy them to another directory in the dir directory, which I have created right before the iteration.
In the code, I want to c...
How to read integer value from the standard input in Java
What class can I use for reading an integer variable in Java?
7 Answers
7
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Disable IntelliJ Starred (Package) Imports?
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In IDEA 14+ the sequence is:
Settings > Editor > Code Style > Java > Imports > Class count to use import with '*'
In older version of IDEA:
Settings -> Java -> Code Style -> Imports -> Class count to use import with '*'
The feature can not be disabled. You need to s...
How to create a file in a directory in java?
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With Java 7, you can use Path, Paths, and Files:
import java.io.IOException;
import java.nio.file.FileAlreadyExistsException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
public class Create...
How to use WeakReference in Java and Android development?
I have been a java developer for 2 years.
4 Answers
4
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Java Programming - Where should SQL statements be stored? [closed]
... me that many people who are careful to build nicely-architected, clean OO Java code are the same people who tolerate writing messy, non-performant SQL and just sticking it as strings in random places. If your SQL is just strings in your DAO layer, then I can pretty much guarantee you don't have DB...
Match whitespace but not newlines
...eason, Perl \h differs from POSIX blank ([[:blank:]] in Perl, \p{Blank} in Java) and Java 8 \h. Admittedly, it's an edge case.
– Aleksandr Dubinsky
Feb 3 '16 at 18:07
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Increasing client_max_body_size in Nginx conf on AWS Elastic Beanstalk
...pported/recommended in AWS documentation
For some application types, like Java SE, Go, Node.js, and maybe Ruby (it's not documented for Ruby, but all the other Nginx platforms seem to support this), Elasticbeanstalk has a built-in understanding of how to configure Nginx.
To extend Elastic Beans...
javac not working in windows command prompt
I'm trying to use javac with the windows command prompt, but it's not working.
17 Answers
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Does setting Java objects to null do anything anymore?
I was browsing some old books and found a copy of "Practical Java" by Peter Hagger. In the performance section, there is a recommendation to set object references to null when no longer needed.
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