JSON is a text-based data format that commonly used to store or transmit data objects between systems. While working with data validators we may need to check if a string...

While working with data filtering, sometimes we may need to check if a string contains a substring. Programming languages provides various methods to do that. A table includes a links...

The inxi is a command line tool that allows to retrieve details about hardware components on a system such as CPU, RAM, disks, network interfaces, USB controllers, graphics, audio, etc...

The gdu is a command line tool that allows to view and analyze disk space usage. The gdu is similar to the ncdu command, but gdu is faster to scan...

While working with data filtering, sometimes we may need to check if a string ends with substring. Programming languages provides various methods to do that. A table includes a links...

While working with data filtering, sometimes we may need to check if a string starts with substring. Programming languages provides various methods to do that. A table includes a links...

Working with file system sometimes we need to count all directories in a given directory and subdirectories. Programming languages provides various methods to do that. A table includes a links...

Working with file system sometimes we need to count all files in a given directory and subdirectories. Programming languages provides various methods to do that. A table includes a links...

The php.ini is a configuration file which is read when PHP starts up. This file contains various settings that control the behavior of PHP. The location of the php.ini file...

Tidy is a command line tool that finds and fixes markup errors in HTML documents. This tool also supports pretty printing and fixes basic well-formedness errors in XML documents. This...