JavaScript ports scanner
JavaScript ports scanner

I am the vine, ye are the branches: He that abideth in me, and I in him, the same bringeth forth much fruit: for without me ye can do nothing. John 15:5 Monitoring host or service is not an easy task. There are many port scanners that uses raw IP packets to determine what hosts... » read more

JavaScript full system specifications
JavaScript full system specifications

Jesus saith unto them, My meat is to do the will of him that sent me, and to finish his work. John 4:34 Despite the limitations, due to the safety of Internet browsing, JavaScript provides opportunities to extract information for the visitor of the given web page. This article is a continuation of the simple... » read more

Email address validation
Email address validation

Open thy mouth, judge righteously, And plead the cause of the poor and needy. Proverbs 31:9 Popular blogs and most websites offer an email newsletter subscription. While the big sites maintain teams to monitor the quality the content and the communication, the average blogger cannot afford to hire employees. Subscribing to a newsletter can significantly... » read more

A simple system to track recent visitors
A simple system to track recent visitors

For we can do nothing against the truth, but for the truth. 2 Corinthians 13:8 Visit statistics are a necessary element of analysis for the performance of any web page. It can include various indicators, the most important of which are the number of visits for a certain period of time, the IP address and... » read more

Extract all internal links from a web page
Extract all internal links from a web page

Counsel in the heart of man is like deep water; But a man of understanding will draw it out. Proverbs 20:5 Here is a simple solution to extract all internal links (links to the same domain) from the current web page. This JavaScript solution is especially useful if we need to check the number of... » read more

DOM element print children and properties
DOM element print children and properties

And if by grace, then is it no more of works: otherwise grace is no more grace. But if it be of works, then is it no more grace: otherwise work is no more work. Romans 11:6 Simple solution to print all children and properties for a given DOM element Perhaps every serious web developer... » read more