Useful tips for everyday
Why does Facebook want me to upload a photo of myself? Facebook asks some users to upload a picture of their face to authenticate themselves…
How can we make non editable field in JSP? Make the field readOnly instead of disabled by putting the attribute as readonly=”readonly” for html fields…
Is hash really secure? It is widely used in authentication systems to avoid storing plaintext passwords in databases, but is also used to validate files,…
What TCP port does BGP use? port 179 Among routing protocols, BGP is unique in using TCP as its transport protocol. BGP peers are established…
What is different in IPv6 header fields compared to IPv4? IPv6 header is much simpler than IPv4 header. The size of IPv6 header is much…
What a B split testing in SEO? A/B testing (which is also referred to as split testing) involves changing one or more elements of a…
What does switchport block multicast do? block multicast Enables unknown multicast flooding to the port. What is Storm Control multicast? Storm control enables the device…
What is the flagging system? The National Flagging System (NFS) was established to track high-risk, violent offenders. In general, offenders who are judged to be…
What do you mean by the Boolean satisfiability problem? In logic and computer science, the Boolean satisfiability problem (sometimes called propositional satisfiability problem and abbreviated…
How can I hear myself in my headset? To enable sidetone: Open the Sound window by clicking Start > Control Panel > Hardware and Sound…