I’ve recently released a simple json-rpc query bridge (using our own simple json-rpc framework) for HBase at You can use this bridge to query HBase for either the current record or the last few versions of a record. To see the methods http://localhost:8080/hbasebridge/rpc?debug=true Which returns a list of usable RPC […]

Simple HBase query bridge

Preamble Explanation of standard formats and protocols: JSON (JavaScript Object Notation) is a lightweight1 data-interchange format with language bindings for C, C++, C#, Java, JavaScript, Perl, TCL and many others. JSON-RPC is a simple remote procedure call protocol similar to XML-RPC although it uses the lightweight JSON format instead of […]

Simple Java implementation of JSON-RPC

The Why: Preamble Working in the information technology sector, one of the most common questions I get asked by parents is about monitoring internet access of their children.1 Most parents want to know what their children are doing online but also recognize that most off-the-shelf products are just as easy to […]

Hacking your router for effective internet monitoring