All built-in names (functions, exceptions, and so on) exist in the implied outer built-in scope, which corresponds to the _ _builtin_ _ module. Because this scope is always searched last on name lookups,…
Read moreThe 802.11b introduced the concept of Wired Equivalent Privacy (WEP). It tried to ensure confidentiality, integrity and authenticity in wireless communication. At the beginning, implementing WEP required hardware resources and modifications to existing…
Read morePHP has many configuration settings that determine how it behaves. The configuration settings are stored in a text file named as php.ini. PHP looks for the file php.ini when it begins and uses…
Read moreCSS is a separate language with its own syntax. In CSS terminology, the two main sections of a rule are the selector that identifies the element or elements to be affected, and the…
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