Exercises, examples and other material relating to training module J808. This topic is presented on public course
Java Extra
Related technical and longer articles
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Articles and tips on this subject | updated |
4420 | Flexibility in input - read from file, web resource or keyboard When you're writing a program, don't think that you're reading from a file - think that you're reading from a stream. That gives you the flexibiity to read from a file, or from a web resource, or from a device such as a keyoard.
A stream is an input flow of data that comes to you, record by record (typically ... | 2015-02-12 |
2863 | Writing a server in Java My standard recommendation these days is that you don't write your own low level network code - but rather you use standard protocols and classes - i.e. that you use tried and tested ways of exchanging data. And on that basis, you'll find that our public training courses cover things like talking to ... | 2010-07-09 |
1976 | Where is this IP address, IPv4 and IPv6 Do you want to know where in the world an IP address comes from? I often do and I've used a number of tools - but they tend to draw me fancy maps and lead me away from my page. So this morning I put together a cheap and cheerful "which country is this IP from?" script, using Maxmind Open Source Technology ... | 2009-01-04 |
Examples from our training material
Leanne.java | Multithreaded tcp/ip server in Java |
Station.java | Class of objects from file or URL, factory, Vector and HashMap, select, sort, output |
Background information
Some modules are
available for download as a sample of our material or under an
Open Training Notes License for free download from
[here].
Topics covered in this module
Reading data from a URL.
Writing a TCP/IP client.
Writing a server.
Network security.
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