Information Technology (IT) Techniques by Barry Nirmal

Here are some of the IT (Information Technology) techniques that Barry Nirmal researched in the past, and that were useful to him. These are being presented here in the hope that they will be of some use to you. Barry is including only a few techniques because the time required to present all the techniques that he studied and mastered will be enormous.

Java Techniques

Click here to visit Java Techniques page written by Barry Nirmal and Rohit Nirmal.

IT Security Techniques

• Using MD5, MD4 or SHA1 Hash to secure a web page
• What is Base 64 Encoding and how is it used
• How to encode/decode a string into Base64
• Example of Base 64 encoding/ decoding
• How to encode/decode any file into Base64
• Example of Base64 encode/decode of any file
• How to copy some text (or whole PDF) from a password protected PDF file

  - Open the PDF file from a location on the Web.
  - Select some text (or CTRL-A to select all)
  - CTRL+P to print it 
  - select Destination as "Print to PDF" 
  - Click  "Print"  
  - will prompt you to enter a file name
  - Selected text (or the whole document) gets saved in that file as a PDF file
  - now open this file and select text and copy to clipboad, as you usually do.