DOS ASM Label plus Opcode and operators

Validate all posible combinations with western and cyrilic chars.

Pulling specific values from weblog. In this case, the OS.

Verifies a cron schedule pattern such as: 10:45 or multiple times such as: 11:00 22:10 23:15

Validates a string for valid cron schedules such as 10:45, 11:15 etc.

match the most common url stuctures

search text matching any word

Extract port from URL

Identifies two groups, each group using a regex, then replaces group 2 with group 1.

Detect and cut lines containing variables.

if you use the service you may want to know a state of some responses