December 12, 2001

Counting Bits Efficiently

Sometimes you need to know the number of bits set in a word. I often see code to count the number set bits written as a loop, processing one bit

Finding the Time in Different Zones

These days, many enterprises exchange data using a request/response approach. This data typically contains the date and time information regarding when a request was generated/received or a response generated/received. If

Customizing Column Name and Width

SQL*Plus uses column names as default column headings while displaying query results. You can customize your own column heading and width with the help of following commands. To assign a

Improving Large Strings’ Performance

Certain applications make use of very long strings. For example, a single string may contain generated HTML pages, a chapter of a book, a textual database and so on. Usually,