Introduction AutoCAD is a computer-aided design (CAD) software application originally developed by Autodesk for the design of computer-generated (computer-based) mechanical, electrical, architectural and construction drawing. The program was developed in 1982 and was one of the first applications to be developed for the Apple Macintosh. AutoCAD was originally released as a desktop app, running on machines with an internal graphics card. But with the introduction of AutoCAD LT, the program was first introduced as a network app (i.e. a network client and server), for those who were not using the desktop app (i.e. the client). AutoCAD LT was introduced in 1987 and added layers and automatic symbol placement tools. In 2002, AutoCAD was released in a special edition for AutoCAD R14.2, featuring the new Windows XP operating system, along with numerous upgrades, including new commands, the ability to import graphics from Microsoft PowerPoint and other office-suite programs. AutoCAD introduced new geographic and database tools in 2009 with AutoCAD 2009. AutoCAD is designed to draw and edit the mechanical, electrical, architectural and construction design drawings, either 2D or 3D. However, it is also compatible with the basic requirements of most engineering drawing programs, such as DraftSight or AutoCAD Architecture. AutoCAD can also work as a technical editor, rather than a simple CAD program. It can be used for designing the following objects: Architectural plans Engineering plans Landscapes Mechanics More Currently, the program is licensed as freeware. History AutoCAD was first released in December 1982 as a desktop app running on Apple Macintosh systems, with the first release on December 8. The only color choice available at the time was black and white. The first price was US$495, with US$1 per month for updates. The development of AutoCAD took about two years and was primarily developed by Michael Foskett and Robert Bender of Massachusetts Institute of Technology (MIT) and Steven Kiez. The first version had very basic design functions, as compared to the existing BIDS (Basic Industrial Design Specification) which was used at the time, such as plotting coordinate systems, setting object properties, and creating one-line text. In addition, it was developed with the Macintosh system,
AutoCAD is delivered in several formats: DWG, DXF, DGN, IFC, LISP, MIF and STEP (SPS). They are commonly referred to as A, D, G, L, M, and T, respectively. To access these, AutoCAD supports two approaches: import/export or object browser. An export (also known as a create, deliver, or put) is used to send an AutoCAD drawing to a design environment, for example, to a building information modeling (BIM) application or to a website. An export is different from a printout, which produces an output file, usually based on a selected “Print To” option. An import is used to copy a file from an outside source. It is often used in large-scale projects to download a 3D model. An import is different from a load, which imports one or more files and combines them into a single drawing. AutoCAD’s online functionality is based on an import/export architecture. Object browser The AutoCAD object browser supports two different views of a drawing’s objects: a tree structure and a list view. Both views can be fully customized. The object browser is available in all AutoCAD applications, including AutoCAD R14 and earlier. It is also available in the eDrawings environment. Tools AutoLISP is AutoCAD’s programming language. AutoLISP is the basis of Visual LISP and Visual BASIC. It is used primarily for creating macros and plugins. Visual LISP is a specialized dialect of AutoLISP used for creating custom commands. It is similar to Visual BASIC. Visual BASIC is a BASIC dialect for Autodesk products that allows VBA programs to execute in AutoCAD. It is based on Microsoft BASIC and Visual C++. The.NET API is an object-oriented programming API for AutoCAD that allows third-party applications to be written as “ActiveX”, or Microsoft Windows plugins. This API provides access to drawing objects and is similar to Visual LISP. It was introduced in AutoCAD 2010. ObjectARX is a C++ API used for customizing AutoCAD, and has been used to create add-on applications. The Component Library is used to customize the existing application functionality. It is used to create custom components, and also allows custom models to be used in place ca3bfb1094
Go to user preferences in Autocad Click on the “Password Settings” button and change the password Go to “User Preferences” in the Autocad help (default setting) Click on the “Password” button Enter your new password in the password box. Confirm the password (click the “Remember Password” button) See also List of user account password-management software References External links AutoCAD Password Reset Category:Password managementA contemporary family with recurrence of Williams syndrome: microarray analysis reveals putative involvement of WDR5 in disease etiology. Williams syndrome (WS) is a neurogenetic disorder caused by a hemizygous deletion on chromosome 7q11.23. Patients with WS are characterized by a characteristic facial appearance, developmental delay, and characteristic behavioural characteristics. Deletions of genes located within the 7q11.23 region result in a common pattern of development affecting mostly the central nervous system and limbs. The phenotypic expression is dependent on the deletion size and the number of genes affected. WS is diagnosed based on distinct facial features, intelligence quotient (IQ) By GottaLaff When I first saw the teaser for Episode 2 of season 2 on the x-men facebook page, I thought I was dreaming.
Markup Assist: Create an entire drawing from available printouts using as few annotations as possible. In a matter of seconds, AutoCAD will incorporate multiple values from different printouts into one drawing. (video: 3:45 min.) Drafting Views: Change the view while a drawing is open. You can now toggle between 2D and 3D views of a model. All drawing views can be moved around and scaled. (video: 1:45 min.) Plan Drawing Views: Collapse or expand the drawing window as you view it. Add or hide layers, toggle visibility of grid lines, and more. (video: 1:36 min.) Drafting Tools: A variety of new tools for drafting, like perspective, are now built into the UI and show up in the toolbox. (video: 1:30 min.) New command for drawing isosurfaces: Extrude. (video: 1:55 min.) Highlights: Add comments and highlights to AutoCAD drawings. Create your own comment types with just a few clicks. (video: 2:36 min.) Collapse layers in a current drawing window to create a simplified drawing view. (video: 3:45 min.) Quickly and easily convert an existing drawing to a drawing template. (video: 1:54 min.) More control over the display of elements in the status bar: Show or hide the status bar icons at the top of the screen or in the ribbon. (video: 1:16 min.) Add comments to drawing sheets. (video: 1:18 min.) Print to PDF directly from within the document window. (video: 1:44 min.) New command for making a blueprint: DraftBlueprint. (video: 1:29 min.) Export a block from the block explorer into a DWG file. (video: 1:14 min.) Improved, responsive UI. (video: 2:25 min.) Improved Block and Line Quality: Measure blocks and lines from vectors to a specified tolerance. Measure within a specific tolerance or as a percentage of the block size. Set the tolerance to match the size of a printed page. (video: 2:15 min.) Measure Line Quality: Measure the line quality of a line. You can choose between a number of quality measures, including
Minimum system requirements may apply. Here are the minimum system requirements: OS: Windows 7 / Windows 8 (64-bit) CPU: Intel Core 2 Duo E7300 or AMD Phenom X3 Memory: 4 GB RAM Graphics: Nvidia GeForce GTX 560 / ATI Radeon HD 5870 DirectX: Version 11 Hard Drive: 20 GB Additional Notes: GOG.com has a 30 day refund policy.Chilean President Sebastian Pinera, center, attends a ceremony to commemorate the centenary