Working with dates and times sometimes we need to handle different time zones. Programming languages provides various methods to convert date and time from one time zone to another. A...

CRC32 is a checksum calculation algorithm which is commonly used to validate data integrity being transmitted. It allows to detect data corruption. CRC32 checksum is usually represented as an integer...

A hostname is a unique identifier that is assigned to a device (host) connected to the network. A reverse DNS resolution is a process which is used to determine a...

A hostname is a unique identifier that is assigned to a device (host) connected to the network. A hostname resolution is a process which is used to determine an IP...

Random-access memory (RAM, also known as physical memory) is a volatile memory that holds instructions and data of currently running programs. A data is lost when the system is powered...

Hex color code values are based on hexadecimal number system and are defined in values between 00 and FF. Hex color code start with hash symbol (#) and are followed...

RGB color code values are based on decimal number system and are defined by integer values from 0 to 255. For example, rgb(255,0,0) represents red color. Hex color code values...

XLSX is a file format for Microsoft Excel spreadsheets that often used to store financial data. XLSX was introduced by Microsoft with the release of Microsoft Office 2007. XLSX is...

Hex encoding is used to convert binary data into hexadecimal representation. It allows to get human-readable format of binary data. Hex decoding is opposite process. It is used to convert...

There are some special characters that are reserved for use in HTML document. It means that browser will parse these characters as HTML code instead of displaying them as text...