Database Connectivity using JSTL PRO
The JSP Standard Tags Library, also known as JSTL, allows us to connect a database and perform queries. The complexity is hided behind the available JSTL SQL tags. The following short video clip shows that capability. More training material about JSTL can be found in the community free (for personal and academic usage) course I have […]
Yahoo! Connected TV Platform. Amazing. TECH
Using Yahoo! Connected TV Platform you can develop small TV widgets supported by millions of TV users in North America, Asia and Europe. The Yahoo! Widget Engine platform is available in a variety of consumer electronic devices, including flat panel TVs from Samsung, Sony and LG. Many others coming soon! The widgets are developed in […]
Learning Object Oriented Programming
Learning object-oriented programming is not simple. It might take years of experience until a programmer gets an in-depth understanding of this programming paradigm. Even when taking a course that is fully dedicated for this topic, the need in the practical experience of a few years (at the minimum) still exists. Sometimes even that doesn’t help. […]
Seminars in Zurich
During February 2017 I will deliver 4 seminars in Zurich, Switzerland. Each seminar will last 8 academic hours (0900-1700) and will take place in Hardturmstrasse 185. The participants will need to bring their own laptops. Internet connectivity will be available.
Mongoose.js Jump Start PRO
Mongoose.js JavaScript library provides us with an object oriented interface for using the MongoDB database in our node.js web applications. You can easily install this JavaScript library using the npm utility. The npm utility is available once you install node.js on your desktop. If you are not familiar with node.js and the npm utility you […]
Using node.js with MySQL PRO
Developing a web application using the node.js framework we can easily write code that connects with a MySQL database. The mysql module provides us with everything we need. The following code sample shows how simple it is to use this module. var mysql = require(‘mysql’); var connection = mysql.createConnection({ host: ‘server.zindell.com’, user: ‘nodejsdemo’, password: ‘lifemichael’, […]
Using Apache DB as In-Memory Database PRO
If you are already familiar with using the Apache DB I believe you will find it very simple to start using it as an in-memory database. You just need to change connection string you are using. Using Apache DB as an internal database running together with our application in the same process you just need […]
WebSockets API using Apache Tomcat Jump Start PRO
Java EE supports the HTML5 WebSockets API. We can easily get a WebSockets server up and running by developing a servlet that extends WebSocketServlet class. The following code sample includes two files. The following is the HTML file that includes code in JavaScript for using HTML5 Web Sockets API. <!DOCTYPE html> <html> <head> <title>Simple WebSockets […]
Mandatory Movies for Learning Java Programming PRO
Learning how to write code in Java has never been simple. Hereto a short list of recommended movies you better watch before you start learning Java. Learning OOP is one of the biggest obstacles. Matrix is the best movie to start with. The program running on the machines servers creates a sophisticated virtual reality. When […]
There is no + Strings Concatenator in Dart PRO
Dart doesn’t provide us with the + operator for concatenating strings. If we want to connect few strings into a new big one we can just place them side by side. void main() { var a = “hello”; var b = “students”; var str = “hello ” “students”; print(str); } The following video clips overviews […]