Hierarchical data organization schemes resurfaced with the advent of XML in the late 1990s.

With the advent of standardized, highly structured markup languages, such as Extensible Markup Language ( XML ), the decreasing costs of data storage, and faster and cheaper data communication networks, compromises between human-readability and machine-readability are now more common-place than they were in the past.

With the advent of flat-panel televisions, set-top boxes are now deeper in profile than the tops of most modern TV sets.

With the advent of low flying cruise-missiles and high-altitude AA-missiles the flight profile was changed, but regained the interceptor profile with the final version J 35J.

The advent of 5th-generation fighters has seen somewhat of a return to dedicated role aircraft ; while the F-22 Raptor is capable of carrying ground ordinance, the aircraft's primary mission is air superiority unlike the more balanced profile of the F-16 and F / A-18.

The squadron began almost immediately to upgrade yet again to the Vulcan B2, taking delivery of the first on 1 September 1961, although its high-level strategic bombing role remained unchanged until the advent of effective Soviet Surface-to-Air Missiles forced Bomber Command to re-assign V-bombers from high-altitude operations to low-level penetration operations in March 1963, when the squadron's Vulcans adopted a mission profile that included a ' pop-up ' manoeuvre from 500 – 1, 000 ft to above 12, 000 ft for safe release of Blue Steel.

After the advent of effective Soviet SAMs forced Bomber Command to re-assign V bombers from high-altitude operations to low-level penetration operations in March 1963, the squadron's Vulcans adopted a mission profile that included a ' pop-up ' manouvre from 500-1 ' 000 ft to above 12 ' 000 ft for safe release of Yellow Sun Mk2.

At the advent of SSRIs, its sometimes intolerable side-effect profile became more tolerable.

Although hydrogen-like orbitals are still used as pedagogical tools, the advent of computers has made STOs preferable for atoms and diatomic molecules since combinations of STOs can replace the nodes in hydrogen-like atomic orbital.

The advent of fly by wire and electro-actuated flight surfaces ( rather than the traditional hydraulic ) has increased safety.

As of 1946 there were 390 known pairs, but the advent of computers has allowed the discovery of many thousands since then.

With the advent of steel, which has a high tensile strength, much larger bridges were built, many using the ideas of Gustave Eiffel.

However, the recent advent of sabermetrics has created statistics drawing from a greater breadth of player performance measures and playing field variables.

According to Nate Silver, the advent of this playoff series, and especially of the wild card, has caused teams to focus more on " getting to the playoffs " rather than " winning the pennant " as the primary goal of the regular season.

In the modern world, written calendars are no longer an essential part of such systems, as the advent of accurate clocks has made it possible to record time independently of astronomical events.

Since the advent of the Internet, the concept of community has less geographical limitation, as people can now gather virtually in an online community and share common interests regardless of physical location.

The use of a Polaroid camera was standard but has since been replaced by the advent of digital cameras.

The church has long professed to look to the Saviour's advent as the consummation of her hopes.

The advent of online billing and the easy availability of credit card services has made it relatively easy for almost anyone to maintain an account in good standing, regardless of where they actually live.

More recently, with the advent of personal computing, and the growth of home recording, the term computer music is now sometimes used to describe any music that has been created using computing technology.

With the advent of the Software as a service technology delivery model, the virtual call centre has emerged.

Social stratification similar to caste system elsewhere in the world, has been part of West Asia and neighboring regions, both before and after advent of Islam.

The advent of digital technology in photography has provided additional means of controlling the extent of image sharpness ; some methods allow extended DOF that would be impossible with traditional techniques, and some allow the DOF to be determined after the image is made.

While rheumatic fever since the advent of routine penicillin administration for Strep throat has become less common in developed countries, in the older generation and in much of the less-developed world, valvular disease ( including mitral valve prolapse, reinfection in the form of valvular endocarditis, and valve rupture ) from undertreated rheumatic fever continues to be a problem.

With the advent of modern science fiction from the 1950s to the present day, Flatland has seen a revival in popularity, especially among science fiction and cyberpunk fans.

Indeed, these Four Freedoms were explicitly incorporated into the preamble to the Universal Declaration of Human Rights which reads, " Whereas disregard and contempt for human rights have resulted in barbarous acts which have outraged the conscience of mankind, and the advent of a world in which human beings shall enjoy freedom of speech and belief and freedom from fear and want has been proclaimed the highest aspiration of the common people ,...."

In addition, the advent of music startups using. fm domain names has provided a new stream of revenue to the government.

" The advent of the internet has significantly facilitated fan association and activities.

Furthermore, the advent of the internet has resulted in the creation of online fan networks who help facilitate the exchange of fanworks.

With the advent of the Internet, the number of resources readily accessible by genealogists has vastly increased, resulting in an explosion of interest in the topic.

Mobile phone technology is constantly advancing and the current operator Gibtelecom has kept pace with developments including the advent of data access via mobile phones.

The advent of the personal computer has brought a moderate solution to this in the form of online chat programs.

However, this practice has been increasingly less common since the advent of desktop publishing over 30 years ago.

Car production had always been on a small scale and until the advent of World War II halted work only about 700 had been made.

It is run ( processed ) exactly like Standard Dianetics ( once very widely practiced before the advent of NED ) except the pre-clear ( parishioner ) is encouraged to find the " postulate " he made as a result of the incident.

After Skylab, no more EVAs were made by the United States until the advent of the Space Shuttle program in the early 1980s.

While in the early days these calculations were extremely expensive to perform, the advent of high speed microprocessors has made them much more feasible today.

They were not removed until the advent of molecular data in the late 20th century ; their previous inclusion made it harder to determine the relationships within the Laurales and between the Laurales and other groups.

The advent of desktop publishing made it possible for type and images to be modified easily on personal computers for eventual printing by desktop or commercial presses.

The advent of X-ray diffraction and thermal analysis made it possible to study the structure of crystalline solids, including metals and their alloys, and the construction of phase diagrams became accessible.

This made MIDI file arrangements an attractive way to share music, before the advent of broadband internet access and multi-gigabyte hard drives.

The advent of the internet has made outing public figures much easier.

Production of an initial batch of 250 began in 1951, but it became clear that they could not be made at a competitive price besides which the advent of transistor radios with their much lower power requirements meant that the original rationale for the set was disappearing.

Proteins may be purified from other cellular components using a variety of techniques such as ultracentrifugation, precipitation, electrophoresis, and chromatography ; the advent of genetic engineering has made possible a number of methods to facilitate purification.

As the hobby and study of stamps began to grow, stamp albums and stamp related literature began to surface, and by the early 1880s publishers like Stanley Gibbons made a business out of this advent.

The first observations of normal modes were made in the 1960s as the advent of higher fidelity instruments coincided with two of the largest earthquakes of the 20th century-the 1960 Great Chilean Earthquake and the 1964 Great Alaskan Earthquake.

The advent of the Internet has made the " community standards " part of the test more difficult to judge: as material published on a web server in one place can be read by a person residing anywhere else, there is a question as to which jurisdiction should apply.

The advent of text messaging made possible new forms of interaction that were not possible before, leading to positive implications such as having the ability to receive information on the move.

The advent of microprocessor controlled meters capable of calculating RMS by sampling the waveform has made true RMS measurement commonplace.

With the advent of copper mace heads, they no longer shattered and a better fit could be made to the wooden club by giving the eye of the mace head the shape of a cone and using a tapered handle.

In the 1860s, the advent of electric motors made it possible for a gyroscope to spin indefinitely ; this led to the first prototype gyrocompasses.

Since the advent of silicification, diatoms have made a significant impression on the fossil record, with major deposits of fossil diatoms found as far back as the early Cretaceous, and some rocks ( diatomaceous earth, diatomite, kieselguhr ) being composed almost entirely of them.

The kitchen became a much cleaner space with the advent of " cooking machines ", closed stoves made of iron plates and fired by wood and increasingly charcoal or coal, and that had flue pipes connected to the chimney.