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Tag Archive for javalinux

Java Process Linux Command Output Redirection

Following command runs and redirects output to file when I run it on RedHat Linux command line:
mycommand &> mycommand.log
I want to run this command using Java but when I do that it displays command output on STDOUT instead of writing to file:

Java Date.toString() method produces two different results on different linux servers

We are getting “org.postgresql.util.PSQLException: ERROR: invalid input syntax for type timestamp: “Wed Jun 26 23:27:35 TRT 2024″” as an exception when our application tries to insert the given date to a timestamp (PostgreSQL) column. I assume it is because of the timezone being TRT instead of EET. This only occurs in one of our linux servers and not on any others which indicates that it is an environmental issue but I couldn’t locate what might be causing it. We are using new Date(System.currentTimeMillis()) to get the date.

how to terminate java.util.Scanner;

import java.util.Scanner; public class Maximizer { public static void main(String[] args) { Scanner input = new Scanner(System.in); int n = input.nextInt(); int max = Integer.MIN_VALUE; for (int i = 0; i < n; i++) { int value = input.nextInt(); max = (value > max) ? value : max; } System.out.println(“The largest number was ” + […]