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What does a tilde in angle brackets mean when creating a Java generic class?
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Just for personal clarification - IntelliJ produces Java source files with this notation, iaw, source files with illegal Java content??? Or is this just the view of the source and the saved file is correct?
– Andreas Dolk
Feb 3 '11 at 15:...
What is the difference between the Eclipse Package Explorer and the Eclipse Project Explorer?
...tomized by the specific
configuration of your Workbench.
With only the java developer tools (JDT) installed the Project Explorer nearly looks and behaves for java projects as the Package Explorer (including refactoring and other source code operations in the context menu). But Project Explorer i...
How do you run a command for each line of a file?
... stranges filenames. And maybe if you encouter problems with UTF-8:
while LANG=C IFS= read -r in ; do chmod 755 "$in";done <file.txt
While you use STDIN for reading file.txt, your script could not be interactive (you cannot use STDIN anymore).
while read -u, using dedicated fd.
Syntax: while ...
Why is January month 0 in Java Calendar?
In java.util.Calendar , January is defined as month 0, not month 1. Is there any specific reason to that ?
16 Answers
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Reading a simple text file
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try this,
package example.txtRead;
import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.L...
Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
... success of which is indicated by the boolean return value of the method. Java does not have an equivalent to the out parameter, thus the need for the if logic shown in this answer. msdn.microsoft.com/en-us/library/f02979c7(v=vs.110).aspx
– Peter Howe
Nov 24 ...
Get domain name from given url
...It should not include 'www' part). Url can contain http/https. Here is the java code that I wrote. Though It seems to work fine, is there any better approach or are there some edge cases, that could fail.
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Difference between .keystore file and .jks file
...ore files and .jks files, yet I could not find it. I know jks is for "Java keystore" and both are a way to store key/value pairs.
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Printing Java Collections Nicely (toString Doesn't Return Pretty Output)
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String.join(",", yourIterable);
(Java 8)
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java.util.regex - importance of Pattern.compile()?
...);
}
}
If you're familiar with .NET regexes, you may be wondering if Java's compile() method is related to .NET's RegexOptions.Compiled modifier; the answer is no. Java's Pattern.compile() method is merely equivalent to .NET's Regex constructor. When you specify the Compiled option:
Regex r...