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In computing, ver (short for version) is a command in various command-line interpreters such as COMMAND.COM, cmd.exe and 4DOS/4NT.It prints the name and version of the operating system, the command shell, or in some implementations the version of other commands.
Rails 5.0.0.1 was released on 10 August 2016, with Exclusive use of rails CLI over Rake and support for Ruby version 2.2.2 and above. Rails 5.1 was released on 27 April 2017, introducing JavaScript integration changes (management of JavaScript dependencies from NPM via Yarn, optional compilation of JavaScript using Webpack, and a rewrite of ...
Guard rails at Diêu Trì railway station, Vietnam This curved track in Myanmar, near Pekon, includes a guard rail on the inside rail of the curve. In rail transport, guard rails or check rails are rails used in the construction of the track, placed parallel to regular running rail to keep the wheels of rolling stock in alignment to prevent derailment.
On February 2, 2019, Homebrew version 2.0.0 was released. [24] On September 21, 2020, Homebrew version 2.5.2 was released with support for bottle taps (binary package repositories) via GitHub Releases. [25] Version 3.0.0 was released almost exactly two years after 2.0.0, on February 5, 2021, and added official support for Macs with Apple ...
Early rails were made of wood, cast iron or wrought iron. All modern rails are hot rolled steel with a cross section approximate to an I-beam, but asymmetric about a horizontal axis (however see grooved rail below). The head is profiled to resist wear and to give a good ride, and the foot profiled to suit the fixing system.
A list of methods used to detect flaws in rails: Ultrasound - the most popular method; Visual Inspection - Primarily using cameras to detect broken or cracked joint bars in bolted rail. Liquid Penetrant Inspection (LPI) - used for manual inspection of joint bars and rail ends. Eddy current inspection - great for surface flaws & near-surface flaws
Version 1 AT&T UNIX dd: Filesystem Mandatory Convert and copy a file Version 5 AT&T UNIX delta: SCCS Optional (XSI) Make a delta (change) to an SCCS file PWB UNIX df: Filesystem Mandatory Report free disk space Version 1 AT&T UNIX diff: Text processing Mandatory Compare two files; see also cmp Version 5 AT&T UNIX dirname: Filesystem Mandatory
Rake is a software task management and a build automation tool created by Jim Weirich.It allows the user to specify tasks and to describe dependencies as well as to group tasks into namespaces.