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t. e. Dashboard is a discontinued feature of Apple Inc. 's macOS operating systems, used as a secondary desktop for hosting mini-applications known as widgets. These are intended to be simple applications that do not take time to launch. Dashboard applications supplied with macOS included a stock ticker, weather report, calculator, and notepad ...
Elephant clock. The elephant clock in a manuscript by Al-Jazari (1206 AD) from The Book of Knowledge of Ingenious Mechanical Devices. [1] The elephant clock was a model of water clock invented by the medieval Islamic engineer Ismail al-Jazari (1136–1206). Its design was detailed in his book, The Book of Knowledge of Ingenious Mechanical Devices.
Author: Keith Roper. Salat times are prayer times when Muslims perform salat. The term is primarily used for the five daily prayers including the Friday prayer, which takes the place of the Dhuhr prayer and must be performed in a group of aibadat. Muslims believe the salah times were revealed by Allah to Muhammad (ﷺ).
Jayrun Water Clock. Drawing from the treatise On the Construction of Clocks and their Use (click to enlarge) The Jayrun Water Clock, a water clock built by the Muslim engineer Muhammad al-Sa'ati, was positioned at the gate of Damascus, Syria, at the exit of the Umayyad Mosque in the 12th century during the reign of Nur ad-Din Zangi. [1]
Hispano-Moresque ware: This was a style of Islamic pottery created in Arab Spain, after the Moors had introduced two ceramic techniques to Europe: glazing with an opaque white tin-glaze, and painting in metallic lusters. Hispano-Moresque ware was distinguished from the pottery of Christendom by the Islamic character of its decoration. [107]
The Artuqid ruler Nasr al-Din Mahmud (r. 1201–1222) is known to have commisionned the first edition of Al-Jāmi‘ fī ṣinā‘at al-ḥiyal of Ibn al-Razzaz al-Jazari, in April 1206 at the Artuqid court. [20][21] This manuscript is known as Ahmet III 3472, now in the Topkapı Sarayı Library. The miniatures are thought to reflect various ...
The muvakkithane ("lodge of the muwaqqit") in Hagia Sophia, Istanbul In the history of Islam, a muwaqqit was an astronomer tasked with the timekeeping and the regulation of prayer times in an Islamic institution like a mosque or a madrasa. Unlike the muezzin (reciter of the call to prayer) who was usually selected for his piety and voice, a muwaqqit was selected for his knowledge and skill in ...
Al-Zarqālī, of Arab origin, [6][7][8] was born in a village near the outskirts of Toledo, the then capital of the newly established Taifa of Toledo. He started work after 1048 under Said al-Andalusi for the Emir Al-Mamun of Toledo and also under Al-Mu'tamid of the Taifa of Seville. Assuming a leading position under Said, Al-Zarqālī ...