Saturday, April 9, 2022

Ping

Ping (pronounced ping)

(1) To produce a short, high-pitched resonant sound, like that of a bullet striking a sheet of metal (as a verb used without object).

(2) In computing, to send an echo-request packet to an IP address and use the echo reply to determine whether another computer on the network is operational and the speed at which the data is being transferred.

(3) Informally, to make contact with someone by sending a brief electronic message (text messages and later variations).  A ping can also be a notification in response to a message.

(4) A pinging sound.

(5) An infrasonic or ultrasonic sound wave created by sonar in echolocation or an acoustic signal transmitted to indicate a location.

(6) The Lord Chancellor, one of the courtiers in Giacomo Puccini's (1858-1924), opera Turandot (1926).

(7) In colloquial use, to flick something, usually with a finger-tip.

(8) In colloquial use, to be detected committing an offence (by a police officer, an umpire or referee) and subsequently penalized.

(9) In internal combustion engines (also referred to as pinking, knocking or detonation), when the combustion of the fuel/air mixture in the cylinder does not begin correctly in response to ignition by the spark plug.  The usual form in this context is the adjective "pinging".

1835: Partly onomatopoeic (imitative of the sound of a bullet whistling through the air or striking something sharply) and partly reflecting the influence of the (continuing) Middle English pingen (to push, shove, pierce, stab, prod, goad, urge, feel remorse, incite), from the Old English pyngan (to prick); used as a verb since 1855.  The meaning "short, high-pitched electronic pulse" is attested from 1943, the reference being to the sonar systems used on both submarines and surface vessels.  The noun plural was pings, the present participle pinging, the past participle pinged.  The non-standard forms are pang & pung (past participle) although one can understand why those learning English might assume they should exist.  Pingdemic was an invention of computer programmers.

The noun ping-pong was also based on sound and dates from 1901 as Ping-Pong, the trademark for table tennis equipment registered by Parker Brothers, both words imitative of the sound of the ball hitting a hard surface (said by some to have been attested since 1823; the game was much in vogue in the US 1900-1905.  In the figurative sense of "move or send back and forth without progress, resolution, or purpose", use dates from 1952, later extended (though a little more hopefully) to “ping-pong diplomacy” which referred to the US and the PRC (Communist China) agreeing to exchange ping-pong teams before sending diplomats.  The electronic arcade game “Pong” (1972) was an abbreviation of ping-pong although there is evidence pong had for some years been a truncated reference to the game proper.

Example of using ping to identify the ip address using the host name.

Ping is one of a small subset of commands which constitute the lingua franca of computer network administration software, included in almost all network tool bundles regardless of the local or network operating systems.  It is a utility which tests the connectivity and speed of a host running on any Internet Protocol (IP) network by measuring the round-trip time for messages sent from the originating host to a destination computer, echoed back to the source.  Originally run exclusively from a command prompt, GUI (graphical user interface) versions have long been available and are handy for infrequent users who have never needed to memorize the syntax.  Ping sends Internet Control Message Protocol (ICMP) echo request packets to the target host and waits for an ICMP echo reply, reporting errors, packet loss, and a statistical summary of the results, most usefully the duration (in milliseconds) of the minimum, maximum & mean round-trips.

The name ping was a borrowing from naval sonar terminology that sends a pulse of sound and listens for the echo to detect objects under water to determining their location, direction and speed.  The sonar systems used at sea included audible pings and some computer ping utilities include one as a novelty.  The original software was a Q&D (quick & dirty) utility created in 1983 to diagnose tiresome problems on a network, the name chosen because the method was analogous with sonar's echolocation.  The occasionally mentioned Packet InterNet Groper is a backronym created some years after the first versions of ping were distributed.

Turandot

Turandot (1926) was Giacomo Puccini's (1858-1924) last opera and one which remained uncompleted at his death.  Puccini based the opera on the play Turandot (1762) by Venetian playwright Count Carlo Gozzi (1720–1806) which borrowed from one of the seven stories in the epic-length work by Persian poet Nizami (circa 1141–1209), the motif of seven aligned with the days of the week, the Persian seven-color scheme and the seven planets at that time known.  Turandot as told by Nizami is the story attached to Tuesday, the protagonist a Russian princess (Turan-Dokht (daughter of Turan)), a name often used in Persian poetry for Central Asian princesses.  Puccini seems to have moved the site of his Opera to China for no reason other than his interest in incorporating into the work Chinese musical themes, much as he’d been attracted to Japanese sounds for his earlier Madama Butterfly (1904).  Most people on the planet have never heard of Puccini and his operas but many will be at least vaguely familiar with one fragment of Turandot, Nessun dorma (Let no one sleep), among the most famous of the tenor arias, because of the global broadcast of a performance during the 1990 FIFA World Cup.

Puccini completed the three-act structure before his death and it was in this form it was first performed at La Scala in Milan in April 1926, conducted by Arturo Toscanini (1867-1957), the conductor refusing to go beyond the point where Puccini stopped.  With an ending added by Franco Alfano (1875-1954), it was presented again the very next evening but performances have varied over the years, a few sticking to the original, some using one of the variations written by Alfano and others with different ending entirely, some better received than others.  Opera buffs and professional musicians have always been drawn to Turandot because it’s Puccini at his most musically innovative but audiences have never embraced it quite as they did the seductive butterfly which is a set-piece love story packed with melodies.  However, it’s now viewed also through a political lens, the specter of cultural appropriation and accusation of racial stereotyping looming over every aria.

From various stage productions: Ping, Lord Chancellor (baritone), Pang, Chief Steward of the Imperial Household (tenor) & Pong, Executive Chef of the Imperial Kitchen (tenor) are the triumvirate of courtiers in Puccini's Turandot.

The critique is that the depiction of a barbaric Chinese princess is an outdated orientalist construct of Chinese people and the idea of white people dressing and being made up as caricatures of those from the far east goes beyond mere cultural appropriation, the use of Chinese music, traditional dress and the perpetuating historical Western imagery being demeaning.  Beyond that, white audiences who are either oblivious to these concerns or dismissive of them are (at the very least) guilty of committing microaggressions and are casually asserting cultural superiority, if not actual white supremacy.

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