I am looking for an algorithm that will allow you to add up squares and determine the individuals. OK...that doesn't make much sense. Here's an example. There are 4 options. The values to the options are 1, 2, 4, and 8 respectively. If the total of the options is 14, what routine would let me know that the 2nd, 3rd, and 4th option were picked?
Many time we need to work with multiple files all together. If its windows system then we can use some GUI based editor to accomplish our task. But what if you are on putty or have only CLI(Command Line Interface) as an option to edit your files. I…
Checking the Alert Log in AWS RDS Oracle can be a pain through their user interface. I made a script to download the Alert Log, look for errors, and email me the trace files. In this article I'll describe what I did and share my script.
Explain concepts important to validation of email addresses with regular expressions. Applies to most languages/tools that uses regular expressions.
Consider email address RFCs:
Look at HTML5 form input element (with type=email) regex pattern: