JStock to retrieve and view stock quotes online

jStock is a cross-platform stocks viewer and alerts utility written in Java. It allows you to set up a list of stocks, your stocks portfolio for multiple stock markets the world over. Earlier it used to use the Yahoo Stocks as a feed, but since that feed stopped retrieving many stocks, jStock now fetches the … Continue reading JStock to retrieve and view stock quotes online

Use VoIP on Linux and your Android Phone – linphone and sipdroid

Most of us use the popular solution to voice calling on the internet, called Skype. However, there are very good alternatives available that work more or less hassle-free. They use SIP to allow you to have a similar set up like Skype, but only over the SIP protocol. One the the good SIP services is … Continue reading Use VoIP on Linux and your Android Phone – linphone and sipdroid

How to open multiple buffers in JEdit like in GEdit or Mousepad

Many of us use a text editor to edit program code. The simplest and clean edit is GEdit on the Gnome desktop. However, if you are not on the Gnome desktop, you may miss it. You can use JEdit which is much more powerful, however, by default, it does not open multiple programs alongside each … Continue reading How to open multiple buffers in JEdit like in GEdit or Mousepad

View DICOM medical images in Linux – use AMIDE

DICOM images are created by sophisticated medical scan equipment. These images are special formats that cannot be read by normal graphics viewers. Therefore, to read DICOM images in Linux, you can use a software called AMIDE in Ubuntu. AMIDE is open source and is available at http://amide.sourceforge.net/ You can install AMIDE to your computer in … Continue reading View DICOM medical images in Linux – use AMIDE

MyApp.MyListListener is not abstract and does not override abstract method actionPerformed(ActionEvent) in ActionListener

Below error means that the spelling of actionPerformed method is incorrect. MyApp.java:100: error: MyApp.MyListListener is not abstract and does not override abstract method actionPerformed(ActionEvent) in ActionListener public class MyListListener implements ActionListener { public void actionPeformed(ActionEvent ev) { See the spelling of actionPerformed. It is incorrect.

Workrave for good ergonomic breaks on Linux

If you are looking for a good program that is free, open source and useful for ensuring that you get off your computer periodically, look at workrave at http://www.workrave.org. You can set it up to tell you when to take breaks, perform some exercises during breaks and also maintain an ergonomically healthy computing habit. Install … Continue reading Workrave for good ergonomic breaks on Linux

Use SQLite with Java

In order to use SQLite 3 with Java, you need to do the following steps on your Linux or Windows box. I have deliberately kept off specific commands. Install SQLite3 from your Linux distribution repository. You can also download the Windows edition if you use Windows. Visit https://bitbucket.org/xerial/sqlite-jdbc and download the JDBC driver. I downloaded … Continue reading Use SQLite with Java

How to delete default admin WordPress user account to enhance security

WordPress is a very popular blogging tool. However, as with all internet applications, wordpress too needs to be protected to make sure it remains secure and your site stays safe online. One of the basic attacks against a WordPress site is to try multiple login attempts. This is due to the fact that the default … Continue reading How to delete default admin WordPress user account to enhance security

Sync Android Phone Contacts with Thunderbird on local computer without using Google Contacts

With the Android phone, I was surprised to find that any synchronization of contacts information between the phone and a PC, needs to be done via the Internet through Google contacts. Many of us would be uncomfortable providing the contact details of other people to some server on the Internet. There have been instances where … Continue reading Sync Android Phone Contacts with Thunderbird on local computer without using Google Contacts