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A regex search scans the text of each page on Wikipedia in real time, character by character, to find pages that match a specific sequence or pattern of characters. Unlike keyword searching, regex searching is by default case-sensitive, does not ignore punctuation, and operates directly on the page source (MediaWiki markup) rather than on the ...
A regular expression (shortened as regex or regexp), [1] sometimes referred to as rational expression, [2] [3] is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" or "find and replace" operations on strings , or for input validation .
On the search results page, note the bold text in each match. Go back in your browser. Modify the regexp, and cycle until done. (Or don't go back, you may want to modify the query at the search box.) Expand the search domain, and test the accuracy of those results. You can trim or expand the number of the results using prefix:.
grep is a command-line utility for searching plaintext datasets for lines that match a regular expression.Its name comes from the ed command g/re/p (global regular expression search and print), which has the same effect.
As of 31 December 2023, 6.5 percent (9,26,24,661) of Indian citizens possessed a valid passport, with Kerala having the highest number of passport holders of all Indian states. Previously, passports were not popular among the masses due to a time-consuming and complicated process and limited access to the passport facilitation centres located ...
Visa requirements for Indian citizens are administrative entry restrictions by the authorities of other states placed on citizens of India. As of 2025, Indian citizens have visa-free or visa on arrival access to 57 countries and territories, ranking the Indian passport 85th in the world according to the Henley Passport Index, [1] down from 80th ...
Page of a passport with machine-readable zone in the red oval (US passport pictured) Passport booklets have an identity page containing the identity data. This page is in the ID-3 size of 125 × 88 mm (4.92 × 3.46 in). The data of the machine-readable zone consists of two rows of 44 characters each.
Clay County is a county in the southeastern portion of the U.S. state of Illinois.As of the 2020 United States census, the population was 13,288. [1] Since 1842, its county seat has been Louisville, in the center of the county's area. [2]