Additionally, this family of formal languages can be obtained by regular expressions.

An expressions in a database language is automatically transformed ( by a compiler or interpreter, as regular programming languages ) to a proper computer program that runs while accessing the database and providing the needed results.

Certain non-standard regional and economic class-associated dialects do decline the article, either in regular speech or in slang-as in expressions such as " How do you like them apples?

Ken Thompson's versions of qed were the first to implement regular expressions, an idea that had previously been formalized in a mathematical paper, which Ken Thompson had read.

The implementation of regular expressions in ed is considerably less general than the implementation in qed.

* support for regular expressions

* ed, a more powerful Unix line editor with regular expressions.

It is widely used for regular expressions, which is the context in which it was introduced by Stephen Kleene to characterise certain automata, where it means " zero or more ".

* The General Purpose Macroprocessor is a contextual pattern matching macro processor, which could be described as a combination of regular expressions, EBNF and AWK

Programming language syntax is usually defined using a combination of regular expressions ( for lexical structure ) and Backus – Naur Form ( for grammatical structure ).

Early attempts to prove Fermat's Last Theorem climaxed when Kummer introduced regular primes, primes satisfying a certain requirement concerning the failure of unique factorization in the ring consisting of expressions

No escape sequences are interpreted ; hence raw strings are useful where literal backslashes are common, such as regular expressions and Windows-style paths.

Ken Thompson later wrote a version for CTSS ; this version was notable for introducing regular expressions.

The concept of regular expressions was first popularized by utilities provided by Unix distributions, in particular the editor ed and the filter grep.

Historically, the concept of regular expressions is associated with Kleene's formalism of regular sets, introduced in the 1950s.

Some of these languages, including Perl, Ruby, AWK, and Tcl, integrate regular expressions into the syntax of the core language itself.

Other programming languages like. NET languages, Java, and Python instead provide regular expressions through standard libraries.

For yet other languages, such as Object Pascal ( Delphi ) and C and C ++, non-core libraries are available ( however, version C ++ 11 provides regular expressions in its Standard Libraries ).

Wildcards differ from regular expressions in generally expressing only limited forms of patterns.

Most formalisms provide the following operations to construct regular expressions.

can not be expressed by the formal regular expressions ( as formally defined below ).

* Literal notation for arrays, hashes, regular expressions and symbols

The KILL file was a file ( called, obviously enough, < tt > KILL </ tt >) containing regular expressions matched against the subjects of news articles in each group ; if an article matched, it would be marked as having already been read.

The star height problem in formal language theory is the question whether all regular languages can be expressed using regular expressions of limited star height, i. e. with a limited nesting depth of Kleene stars.

In BrE, both irregular and regular forms are current, but for some words ( such as smelt and leapt ) there is a strong tendency towards the irregular forms, especially by users of Received Pronunciation.

Contestants are required to evict one of their own on a regular basis ; in the earlier series of Big Brother, contestants were evicted every two weeks, however, as introduced in the UK version, evictions occurred once a week, all of the current series of Big Brother follow this format.

Their current preseason TV announcers on WFLD ( Channel 32 ), which also carries the majority of the team's regular season games through the NFL on Fox, are Sam Rosen ( play-by-play ), Erik Kramer ( color commentary ) and Lou Canellis ( sideline reporter ).

In this period he made regular television appearances on the current affairs programmes In The News ( BBC ) and subsequently Free Speech ( ITV ).

) Each node, on a regular basis, sends to each neighbour its own current idea of the total cost to get to all the destinations it knows of.

The current regular issue coin is the George Washington quarter ( showing George Washington ) on the front.

Its leaders are among the strongest advocates of abolishing most forms of federal taxation, especially the income tax ; they view most current regular federal expenditures, such as those for health care, education, and welfare, as unconstitutional under Article 1 Section 8 of the Constitution and the Tenth Amendment.

A pulsating direct current is a direct current ( dc ) that changes in value at regular or irregular intervals.

A pulsating direct current may change in value, i. e., be always present but at different levels, or it may be a current that is interrupted completely at regular or irregular intervals, but when present, is always in the same direction.

These practices fall within current modern learning philosophies and receive regular updates via peer review.

This angered the regular army ( Reichswehr ) and led to tension with other leaders within the party, who saw Röhm's increasingly powerful SA as a threat to the current party leadership.

It also featured regular guest appearances from the younger members of the current Young Talent Team who were billed as " The Young Generation " ( Jamie Churchill, Johnnie Nuich, Joey Dee, Courtney Compagnino, Juanita Coco and Rikki Arnot ).

A Master Mason " in good standing " ( i. e. whose dues are current and who is not subject to Masonic investigation or discipline ) may join another regular Lodge ; he need not take his degrees again, but may be expected to serve the new Lodge in office.

By finishing sixth in the Western Conference, with a record of 47 – 35 ( their highest finish since the team left Buffalo ), they benefited from the current NBA playoff format of regular season records taking precedence over winning the division, and secured home court advantage over the Denver Nuggets instead of traveling to Denver for four games as a No. 6 seed would usually be expected to do.

The historical antecedents of the current forms were once a regular paradigm.

* Robert Sean Leonard ( born 1969 ), Tony Award-winning actor, current regular in TV series House.

) He writes a regular column for the New York Post and has often appeared on television news programs commenting on military issues and current affairs.

In the 1960s, Walt Disney's current animated films ( One Hundred and One Dalmatians, The Sword in the Stone, the live-action / animated combo Mary Poppins, and The Jungle Book ) generated hefty revenue for the studio, as did the regular reissues of earlier animated films.

Some were later modified by the installation of flashing blue lamps and two tone warning sirens, and alterations to the rear lamps, to bring them into line with then current practice on ' regular ' emergency appliances.

The current branch building opened for regular business in Monday April 28, 2003, with its grand opening ceremony on the previous day.