Comment on Tutorial - Read from a COM port using Java program By Steven Lim

Comment Added by : PeteC

Comment Added at : 2014-02-22 18:57:14

Comment on Tutorial : Read from a COM port using Java program By Steven Lim
I am running it within NetBeans. I set a breakpoint at:
I do F& and is shows:
public static SecurityManager getSecurityManager(){
return security
but security is null so portlist becomse null and the program ends.
Any idea how to get past this?

View Tutorial

Subscribe to Tutorials

Related Tutorials

Program using concept of byte long short and int in java

Update contents of a file within a jar file

Tomcat and httpd configured in port 8080 and 80

Java File

Java String

Count number of vowels, consonants and digits in a String in Java

Reverse a number in Java

Student marks calculation program in Java

Handling Fractions in Java

Calculate gross salary in Java

Calculate average sale of the week in Java

Vector in Java - Sample Program

MultiLevel Inheritance sample in Java

Multiple Inheritance sample in Java

Java program using Method Overriding

Archived Comments

1. hi....!
This program is working well in co

View Tutorial          By: param at 2014-10-15 07:02:49

2. please send me Java programs
View Tutorial          By: Jayita at 2009-11-06 08:19:59

3. Good and Effective example
thank you

View Tutorial          By: Perumal Naren at 2009-12-30 03:10:50

4. thanx it i very helpful 4 me as i m new with java
View Tutorial          By: akminder at 2011-08-09 05:09:19

5. this is good arraylist
View Tutorial          By: shaffy at 2010-07-31 04:25:17

6. i have been trained in java stream. But i dont kno
View Tutorial          By: savio at 2013-01-23 10:15:51

7. Good explanation about Iterator. But Object declar
View Tutorial          By: Prasad at 2008-12-22 23:20:59

8. How to download any file when a button is in .jsp
View Tutorial          By: Gopesh at 2012-04-13 09:35:11

9. that was gud example to explain abstract. i have d
View Tutorial          By: zishan at 2010-05-20 00:21:46

10. Hi Satheesh, Look at
View Tutorial          By: Ryan at 2010-08-31 19:15:28