A guide to Java, Linux, and other Technology topics
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Utilities
In this section we provide our free original utilities such as our very popular PDF unlocking utility, an Excel spreadsheet unlocking utility, as well as utilites to determine your IP address and to resolve a server host name from it IP address and vice versa.
Free Online PDF Unlocking
Utility
Sometimes PDF files prevent the user from printing or copying and pasting their contents. This free online utility removes these restrictions from a PDF file.
Excel Spreadsheet Unlocking Utility
Sometimes Excel spreadsheets contain locked sheets that cannot be updated without entering a password. This free online utility removes the password protection from any Excel spreadsheet.
Sometimes PDF files prevent the user from printing or copying and pasting their contents. This free online utility removes these restrictions from a PDF file.
Excel Spreadsheet Unlocking Utility
Sometimes Excel spreadsheets contain locked sheets that cannot be updated without entering a password. This free online utility removes the password protection from any Excel spreadsheet.
Implementing
NSLookup In Java
NSLookup is a command line utility that, given an IP address, returns the corresponding host name and vice versa. This article explains how to write an NSLookup clone in Java.
Hostname/IP Address Resolution Utility
This utility that resolves an IP address from a given hostname (and vice versa).
NSLookup is a command line utility that, given an IP address, returns the corresponding host name and vice versa. This article explains how to write an NSLookup clone in Java.
Hostname/IP Address Resolution Utility
This utility that resolves an IP address from a given hostname (and vice versa).
