HOW TO : Search for a record in MongoDB based on length
Quick entry for my own records. MongoDB is one of the popular open source document database that is part of the nosql movement. One of the...
Technology
Idea for a security application
I think the best way to learn a new (programming) language is to address a real world problem :). So here is one, I want to...
Lessons of the trade : Handling CVV numbers
Just for my notes.. Even though the CVV numbers on a credit card, look like numbers :), don’t treat them as integers in your code. Some...
HOW TO : Convert PFX/P12 crypto objects into a java keystore
We needed to add a certificate that is currently in PKCS#12 format currently into a java keystore at work recently. The typical step would be due...
HOW TO : Use grep and awk to find count of unique entries
I have use grep extensively before to analyze data in log files before. A good example is this post about using grep and sort to find...
HOW TO : Configure tcpdump to rotate capture files based on size
quick note for self. If you are capturing traffic using tcpdump, you can rotate the capture files based on size [code]sudo tcpdump -i INTERFACE_TO_CAPTURE_TRAFFIC_ON -C 10...