Uninstall Cygwin Command Line

If you face any problem, just comment below. It is a special character or sequence of characters signifying the end of a line of text and the start of a new line. We can uninstall a software program from windows command line. Remove containers using filters. Use the "Configuration ini file" option below to set the install location and other install options): -ms Silent uninstall: /S Configuration ini file:. But, after the "make install" command I tested if node was ok and it worked like a charm, then, by curiosity, I tested if npm was already installed together, because npm now come with node installer, and yes, npm was installed and fully functional. Like BASH , it has job control and uses the readline library for input. Notes The mafft. The CpMac command is not installed as part of the standard installation of Mac OS X, but is installed with the optional Developer Tools disk. d, unless given options telling it to do something else. You can use the mysql program as a quick and easy way to access your databases directly. Install cygwin if you don't have it. A text file containing commands which could have been typed directly into the shell. < Read from a file and feed the content as the command-line input. If you get any errors it is most likely because you don't have the proper Windows security permissions for something in the directory. The AWS Command Line Interface (CLI) is a unified tool to manage your AWS services. The Open Command Line extension supports all types of consoles like cmd, PowerShell, Bash and more. Outlook /switch. Unix is a simple operating system for issuing instructions to a computer. Type the name of the file you’re looking for. It allowed its users to run Linux and UNIX applications within a UNIX-like interface, making it easier for them to test them out on a Windows PC. Deprecated Commands. Python provides a getopt module that helps you parse command-line options and arguments. Mission: Uninstall Cygwin Info: This vid from computer expert shows you: how to perform the uninstall of Cygwin manually, and get the job done effectively using this best uninstall [email protected] https. A lot of times, the built-in Command Prompt may suit your occasional needs to run command lines. He carries professional experience in system level programming, networking protocols, and command line. The external cut command displays selected columns or fields from each line of a file. Now I what to check a file every 2 minutes and want to use watch for this purpose but I see that Cygwin has no such command. (If re-making the manuals for a different paper size, you should first delete the file doc/manual/version. Right Click on Command Prompt and choose run as Administrator In Command Prompt Post a comment about "How to install/uninstall DLL and AX codec/filter files". We can use wmic product command for this. Make sure you open an administrator command prompt (click on Start, type in CMD and then right-click on Command Prompt and choose Run as Administrator). Running a program. Bash itself has a number of command-line options. So if your own "Hello World" program written using a previous version of Windows works on Windows 1. Individual Zip files in a folder of files. The solution is simple: Go to cygwin installer by clicking setup. SFTP Command Line Examples. This hands-on guide demonstrates how the flexibility of the command line can help you become a more efficient and productive data scientist. The Mac command line is a program called Terminal. Deprecated Commands. ) If you are using KDE, click the K button, select System, and click on Konsole. gz at the command prompt (where filename. Install the OpenStack command-line clients¶ Install the prerequisite software and the Python package for each OpenStack client. This topic describes how to install and uninstall the Cloud Foundry Command Line Interface (cf CLI). Follow the wizard to create the new shortcut. The options referenced here are great for installing, configuring and modifying an agent and all possible options. Install an extension from the command line; Remove an extension from the command line; Install an extension for all user accounts on a computer using the command line; Removing an extension for all user accounts on a computer using the command line; Enable an extension from the command line; Disable an extension from the command line. For 32 bit, copy setup-x86. This environment is a way to run Ubuntu on a Windows PC, not a way to have Linux tools in the Windows environment. Type the name of the file you’re looking for. We've tried to cover many of the important command line options in this tutorial. Cygwin Command line install. Type perl -v on a command line to find out which version. For example, if you want to remove all the files ending in. What is the GNU/Linux Command Line. This is a cache directory of binaries. Instructs Setup to load the settings from the specified file after having checked the command line. Use the setup program to install new packages from the command line. It is definitely more stable to run Bash Shell using this method. new && mv script. rm -r mydir In the example. To experiment with the command-line flags program it's best to first compile it and then run the resulting binary directly. The only thing I've been able to locate is unistall. This will fire up a dos prompt in which cygwin will be started. HowTo: Use bash For Loop In One Line The syntax is as follows to run for loop from the command prompt. 01 of cdrecord for Windows. The patch can be referenced by the full path to the patch or by the patch code GUID. Remove cygwin binary path from your Windows search path, and delete the CYGWIN system variable. Windows Vista and Windows 7 provides the "Programs and Features" control panel function instead, which has a similar function. To convert the line endings in a text file from UNIX to DOS format (LF to CRLF) Background. A list of useful Google Chrome command line switches by Martin Brinkmann on October 06, 2013 in Google Chrome - 19 comments Chrome supports hundreds of different command line switches that may add features to the browser, change how features work, or remove features from it. Command Line Version User's Guide. Select the entry named AWS Command Line Interface, and then choose Uninstall to launch the uninstaller. I want to create a new partition with Command Prompt. Install Cygwin by running setup-x86_64. You can make your application not requiring this library by setting your project options in Configuration Properties > C/C++ > Code Generation > Runtime Library to "Multi-threaded [Debug]" without the "DLL" part, which makes it statically linked. This document shows how to install a minimal Cygwin enviroment to host an NFS server. Using PGP Command Line and PGP Desktop on the same system PGP Command Line and PGP Desktop can be installed on the same system at the same time. Copy the Cygwin setup program to your Cygwin directory. 0, you can use the standard command line options used by Microsoft Windows Operating System Updates (update. If you know where the file is, you can navigate to it by simply opening the appropriate folder. The advantages of a command line interface are: granular control of an OS or application; faster management of a large number of operating systems; ability to store scripts to automate regular tasks; and. For 64 bit, copy setup-x86_64. It consists of two parts: A DLL (cygwin1. Use this command-line option to remove Visio. Though the command prompt is rarely used by layman PC/laptop users, it is a powerful utility in the hands of pro hackers. Working with Directories. Authenticates the command line tool and Python client library to Earth Engine. go arguments to the go program. How to install pip in Cygwin. This page lists the command line arguments currently supported by the GCC-compatible clang and clang++ drivers. (Note that the uninstaller is unsigned). This tutorial intends to walk through basic Linux commands related to navigation, file and directory administration, software installation and basic system troubleshooting. Run the post-install. To validate the command, simply use enter. C:\somewhere\mafft-win> mafft. Run cygwin's setup. Open your Cygwin Console by clicking: Start>All Programs>Cygwin>Cygwin Bash Shell. We can fix that a few ways, such as installing MinGW or MSYS manually - but the fastest and easiest is to install Git (which is really handy in and of itself) and also the MinGW32 command line tools that come with it. 3 under the Cygwin layer for Microsoft Windows. exe as the Setup program for packages released after July 2004, examine the Installer Engine value on the Version tab of the Properties. Deprecated Commands. You can easily configure which to use by setting the paths and arguments in the Options. How To Get SSH Command-Line Access to Windows 7 Using Cygwin YatriTrivedi @yatritrivedi Updated July 11, 2017, 11:10pm EDT Are you comfortable with Linux/Unix and want SSH access to your Windows 7 machine?. To get to Command Prompt when you do not have Windows 10 installed, connect your installation media and use the repair/troubleshoot options to get to the Command Prompt. The docker container prune command allows you to remove containers based on condition using the filtering flag --filter. That's understandable, since we didn't use Cygwin to install. In most cases, a custom launcher should simply be able to call Py_Main with a hard-coded command line. There is a doskey command available in the command prompt. NET Framework 4 has shipped, I wanted to post an equivalent set of steps to install, repair and uninstall the. How to Install Cygwin. So once you're done practicing these, head to the tool's man page to learn more about it. When not attached to a console, the build output will use ANSI control characters to generate the rich output. Once downloaded click on setup. Learn how to control a remote Mac with Screen Sharing with the kickstart command-line utility on macOS Mojave 10. Starting Cygwin. Cygwin Install Command Line Options Using the commandline installer, one can easily install Cygwin with a list of local pacakge repository and use the commandline options -q -L -l x:/cygwin-local/. USSF will then automatically analyze the file and tell you what type of installer package is being used to pack the files and also the command line switches the installer uses. To do this, right-click on an open space of the desktop and choose "New -> Shortcut". The components are listed on by one and you can choose some or all of those and there is no checkbox for ALL components option. I'm trying to run the make command in cygwin. So if your own "Hello World" program written using a previous version of Windows works on Windows 1. A Better Way to Uninstall Cygwin (64-bit) with Added Benefits. - Håken Lid Oct 9 '15 at 19:33 alias --help , unhelpfully, does not reveal any useful answer to this question - Purplejacket Apr 14 '17 at 20:50. No output, no errors, nothing) FULLY STORY: I recently installed Cygwin so that I could run some rsyncs utilizing SSH keys without having to figure out how to set this up on Windows. First of all: you can find that here too. Install Cygwin by running setup-x86_64. The directory bat/ contains Windows batch files which provide the same functionality for Windows systems that are not using Cygwin. A Cygwin command line package manager. Once completed, run make and lastly run make install. Hugh Sparks Version 1. This is the command:. Please follow the process to set the Cygwin path to work on normal Windows command prompt. All modern Unix-like systems (Linux, OS X, BSDs, and others) include a command-line ssh client. exe-- the same one you used to. Other flags, such as --adjustdirection and --memsavetree, can be added at this prompt. The Ubuntu installation is larger than Cygwin (~1100 MB), and to some extent, it would have to be maintained as a separate operating system. You can make your application not requiring this library by setting your project options in Configuration Properties > C/C++ > Code Generation > Runtime Library to "Multi-threaded [Debug]" without the "DLL" part, which makes it statically linked. Note that you can commit a change to an individual file or changes to files in a specific directory path by adding the name of the file/directory to the end of the command. 3 as well as many useful modules (especially those that are tricky to install) and the Perl IDE/editor itself. In the above command line the first GUID is the Patch identifier GUID and the second one is the Product Code of the MSI for which the patch was applied. Use C:\cygwin as your root (Cygwin) directory, install for All Users, and use Default Text File Type of Unix (which is the 0x0A line termination character instead of the Windows convention of using two characters, 0x0D 0x0A). If you want to remove all files, type the following command: msiexec /x{1E933549-2407-4A06-8EC5-83313513AE4B} REMOVE_ALL_FILES=True /qn If you want to remove just the WinCollect application, and not configuration files, stored events, and bookmarks, type the following command:. Many Unix/Linux operating systems contains the wc tool with many options and there is no real builtin alternative in Windows, however some of same capabilities exists native in the Windows Command Prompt (cmd. To setup a Cygwin SSH proceed with the following. All Windows users on your system should have a home directory with a Windows path of: 4. exe utility from Command Prompt (Line) in C# and VB. go uses run and hello. bashrc files may be customized to suit your specific needs. First install the libssh2-devel package from Cygwin, e. A command to remove all Windows mapped drives If you work in a Corp env and having a Laptop, you will likely go home with it still running and it must has all the network drives still mapped. This article covers three command line editors, vi (or vim), nano, and emacs. SSH Server Setup Started on the command line within a Cygwin. Open your Cygwin Console by clicking: 2. (It's handy if you are familiar with the linux toolchain!). Once you become familiar with the steps, it will be much faster than having to access the Add/Remove Programs applet in the Control Panel. In the "Cygwin Setup - Choose Local Package Directory" window, keep the default and click Next. These can be removed with apt-get autoremove. Learn Enough Command Line to Be Dangerous is available as an ebook, an offline video series, and as a structured, self-paced online course. Sometimes you can't remove McAfee products using Programs and Features or Apps & features (depending on your version of Windows) in the Windows Control Panel. Step 2: When the Command Prompt is running, right-click on its taskbar icon and then click Pin to taskbar option. This post explains how to use 'del' command from CMD for different use cases like deleting a single file, deleting files in bulk using wild cards etc. How to use Command line switches. Here's how you can get the best of both worlds with Cygwin, a 'nix-style terminal for Windows PCs. Before graphical user interfaces like Microsoft Windows or Mac OS X, any user who wanted to interact with a computer would have to type their instructions into a command line interface. There are pre-compiled binaries available on the Download page for Windows as MSI packages and ZIP files. The Alexa Skills Kit Command Line Interface (ASK CLI) is a tool for you to manage your Alexa skills and related resources, such as AWS Lambda functions. Instead of using the OUI-based installer in interactive mode to uninstall the Standalone Client, you can optionally perform a silent deinstall by running OUI from the Microsoft Windows command line. Learn how to use commands for deleting files and folders correctly to make sure your time with Terminal is a productivity godsend. Cygwin comes with a number of command-line utilities that are used to manage the UNIX emulation portion of the Cygwin environment. Command Line Cygwin Tools This document shows how to create and download project files for use with the Cygwin tools from the command line. In this case, the application will appear to be Python and not its actual name. You can use the mysql program as a quick and easy way to access your databases directly. This environment is a way to run Ubuntu on a Windows PC, not a way to have Linux tools in the Windows environment. io upgrade process from the SSH command line On the SSH command line, you can use the hassio command to retrieve logs, check the details of connected hardware, and more. You may now close the Command Prompt. go Try out the built program by first giving it values for all flags. Cygwin is quite a popular tool used by some more advanced users and the software was released way back in 1995. If you face any problem, just comment below. You can easily configure which to use by setting the paths and arguments in the Options. A command to remove all Windows mapped drives If you work in a Corp env and having a Laptop, you will likely go home with it still running and it must has all the network drives still mapped. According to the developers, "Cygwin is a Open-source Linux-like environment for Windows. Also, since it's not placed in one of the standard binaries directories, it won't be available from the command line unless you either add /Developer/Tools to your PATH, or refer to it explicitly as /Developer/Tools/CpMac. The compression method used by gzip is Lempel-Ziv (LZ77 ). The solution is simple: Go to cygwin installer by clicking setup. This is the website for Data Science at the Command Line, published by O’Reilly October 2014 First Edition. The dmesg command is used to write the kernel messages in Linux and other Unix-like operating systems to standard output (which by default is the display screen). Click the Windows button at the left left bottom of your screen. 5 license, and examples are licensed under the BSD License. Cygwin installed with SSH (check how to it here) Steps: 1. Cygwin Tips Note: This page is here for historical reasons. This operation can be apply on Windows Xp, Vista, 7 and 8. Type DIR and a space. You have successfully pinned the Command Prompt to the taskbar but clicking it won’t open Command Prompt with admin rights. RESOLUTION. You can use more than one filter by using multiple --filter flags. The cf CLI is the official command line client for Cloud Foundry. Here are some of the changes to come in the near future: Updated release based on OpenSSH 5. exe to C:\cygwin64. See Section 3. Cygwin’s setup wizard will walk you through a series of steps. For 64 bit, add a “;C:\cygwin64\bin;” to the end of the Variable value line. To determine whether a software update uses Hotfix. A Cygwin command line package manager. If you're development environment is Windows, you'll need. This is possible by using the DISM (Deployment Image Servicing and Management) tool. Select SDK Location in the left pane. Clear Command line history in Linux. How To Get SSH Command-Line Access to Windows 7 Using Cygwin YatriTrivedi @yatritrivedi Updated July 11, 2017, 11:10pm EDT Are you comfortable with Linux/Unix and want SSH access to your Windows 7 machine?. But the command outputs: cant open perl script "c:\\Program": No such file or directory why | The UNIX and Linux Forums. Many Unix/Linux operating systems contains the wc tool with many options and there is no real builtin alternative in Windows, however some of same capabilities exists native in the Windows Command Prompt (cmd. Install Cygwin First, download and run either the 32- or 64-bit version of the Cygwin installer, depending on your version of Windows. To do that go to Start, type cmd and press Ctrl+Shift+Enter or right click start and select Command Prompt (Admin). Working with Directories. There is a much more powerful tool called Vagrant which actually uses a headless virtualbox VM (with a low memory requirement). In the "Cygwin Setup - Choose Installation Directory" window, keep the default Root Directory C:\cygwin64 and Install for All Users, click Next. With simple command lines you can remove programs without accessing the control Panel. This is the simplest way to install the latest version of Perl. There is no difference in syntax between interactive command line use and placing the commands in a file. Files You’ll Need:. Please follow the process to set the Cygwin path to work on normal Windows command prompt. Running a program. If you have a space in your username, you'll have a tough time getting OMG code to compile. For example, go run hello. Downloading and Installing Cygwin. Python provides a getopt module that helps you parse command-line options and arguments. exe in a command prompt, but it doesn't work. Nowadays, I spend more time in Bash shell, typing longer commands. exe icon to cause the command-line shell to pop-up a terminal window running SQLite. Windows Vista. exe or something along these lines. The Cloud SDK is a set of tools for Google Cloud Platform. 0 protocol for authenticating clients. Most modern operating systems use the linefeed character (LF) as a line separator. C:\somewhere\mafft-win> mafft. I don't get a. First, let's use the which command to find out where those packages are that we installed: So it looks like the terminal can find ssh and git, but not python. To convert the line endings in a text file from UNIX to DOS format (LF to CRLF) Background. For 64 bit, add a ";C:\cygwin64\bin;" to the end of the Variable value line. Note that sometimes, when using one of the layout programs in a web script, it is not enough to use an export command but rather the variables should be set when the command is run, for example,. to extract zip files on the command line, download unzip. This is about how to Reset or Remove Windows Activation/Remove license key using a command. csh to /etc/profile. Make sure the current admin/user has a Windows password set. Uninstalling Cygwin. This is useful for sending email through our shell scripts, cronjobs etc. To run the test. exe (32-bit installation) Use the setup program to perform a fresh install or to update an existing installation. That's understandable, since we didn't use Cygwin to install. O Open up a new line in front of the current line and add text there. To validate the command, simply use enter. When you run the above cygwin. go uses run and hello. exe to C:\cygwin64. And then later when you are at home and try to use your Laptop, you will see considerable delay. Try it this way: (Note: I slightly modified the argument after "backup"; it was missing an opening quotation mark and the text "c:\". DTUTIL can be executed from a Command Prompt or from a batch (. Here’s how to open files or URLs from the command line, on lots of different platforms (Windows, MacOS, Linux/Unix, and Cygwin). mak , I compiled version 2. exe" - 64bit). Just navigate to your cygwin directory and type (use 32 bit or 64 bit command depending on your Windows version):. exe , but it has nothing close to the power of the Unix command line and its integrated free tools and applications. Step 2: When the Command Prompt is running, right-click on its taskbar icon and then click Pin to taskbar option. A complete list of every command and option in the 1Password command-line tool. The LastPass command line application is an open source project that allows you to create, edit, and retrieve passwords in your online LastPass Vault via the terminal on Mac, Linux, and Windows using Cygwin. This post explains how to use 'del' command from CMD for different use cases like deleting a single file, deleting files in bulk using wild cards etc. That’s CD, a space, and then the backslash character. If you want to connect from the command-line to the site named Backup server in the directory foo/bar, the command is: filezilla -c "0/foo\/bar/Backup server". Add it for the current or all users as appropriate. Uninstall Windows Program Silently Using the Command Line (WMIC) Here are the instructions for uninstalling a program on a windows computer that was installed using the Windows Installer. Download the Open MPI source code, and install it. Click OK for each of the three windows to save this setting. Most people don't use the command line on a regular basis, so it can be a bit difficult to find the first time. ) Type wmic in command prompt and Enter, you may see a new line with wmic:root\cli> 3. The SFTP protocol is also faster and uses less data than the FTP protocol. Step 2: When the Command Prompt is running, right-click on its taskbar icon and then click Pin to taskbar option. To remove an empty directory, use either rmdir or rm -d followed by the directory name:. Right Click on Command Prompt and choose run as Administrator In Command Prompt Post a comment about "How to install/uninstall DLL and AX codec/filter files". Cygwin Tips Note: This page is here for historical reasons. When needed, to uninstall Cygwin you can simply delete the Root and Local Package directory, and the shortcuts that were created during installation. virt-xml is a command line tool for easily editing libvirt domain XML using virt-install's command line options. I used all the default settings in the setup wizard for Cygwin except for in the 'Select Packages' dialog, I specifically selected 'curl' which is under the section Net (see image below). You can manage extensions from the command line, using certain syntax, commands, and attributes. Delete the Cygwin root folder and all subfolders. A new developer is in house, clearing out the dust and getting this project rolling again. The three types of fixes are: problem - fix potential errors in the code. To quickly test if the sendmail command is working correctly to then use it for example in shell scripts, via command line or even from PHP scripts (PHP supports sendmail to send emails from PHP scripts - you can set the sendmail path in your php. The Cloud SDK is a set of tools for Google Cloud Platform. View, Add or Remove Windows Features Via Command Prompt It's easily achievable to get information about, as well as install or remove features from the command line. Some commands are only useful when used interactively (e. It also saves system resources which are consumed by GUIs. exe without command-line arguments, no database file will have been specified, so SQLite will use a temporary database that is deleted when the session exits. This extension adds a new command to the project context menu that will open a command prompt on the project's path. Make sure the current admin/user has a Windows password set. bat, a merry troupe of windows does a jig before you get to the command-line. Cygwin (pronounced as SIG-win) = GNU + Cygnus + Windows. Before graphical user interfaces like Microsoft Windows or Mac OS X, any user who wanted to interact with a computer would have to type their instructions into a command line interface. Uninstall Windows Program Silently Using the Command Line (WMIC) Here are the instructions for uninstalling a program on a windows computer that was installed using the Windows Installer. How to Find, Restore and Open the Command Prompt on Windows 10 Don't worry—Microsoft did not kill cmd. (1) What is a Shell Script. Use the LastPass Command Line Application. If you get any errors it is most likely because you don't have the proper Windows security permissions for something in the directory. “The new Build Tools v2. worked as it's supposed to at the command line. Perhaps, the easiest way to delete files at a certain age is through a command line or a batched file or even a script. There's no reason why it wouldn't. cd - go back to the previous directory. Downloading and Installing Cygwin. That’s CD, a space, and then the backslash character. The command you indicate (chown -R user /) is NOT the equivalent of changing ownership of the Cygwin folder. exe keeps offering to make cygwin shortcuts on my desktop, even though I don't want them. For example, if you want to remove all the files ending in. I have previously posted command lines that can be used to install, repair and uninstall the versions of the. Note: If Device Control has been enabled at any point prior to uninstalling the Agent, Windows Installer will force a reboot when the Agent is uninstalled using the Command Line (CMD) quiet, hidden or passive commands. For example, if one wish to have software development environment with compilers, or one wish to have X-window system. The Cygwin 1. The screenshot of the shell is presented below, together with some basic commands. Cursor Movement Commands. Confirm that you want to uninstall the AWS CLI when you're prompted. You can then highlight a block a text and then execute a Vim editing command such as d, y, or > on it. tar is the name of the tar file). It will not work by clicking on it, only by executing it from the command line. Works in Normal and in Visual mode. How to Delete a Folder using the Command Prompt on Windows. Notes The mafft. PuTTY is open source software that is available with source code and is developed and supported by a group of volunteers. This is a command line tutorial primarily conducted in in the OS X command line. sh" option and put line by line in terminal. He carries professional experience in system level programming, networking protocols, and command line. Examples covered in this blog are for: Internet Explorer 9 Internet Explorer 10 Internet Explorer 11 PLEASE NOTE: If you decide to cut and paste the command you should re-type the quotes ” “ between the cmd and norestart When copying, it. There are various ways to send emails from the command line but here I am sharing few options used by most users. 9, June 23, 2006. One of the alternative ways of uninstalling a program/application easily is by using the Windows Management Instrumentation Command-line (WMIC) tool. Exit from cygwin terminal and follow below steps: To remove Cygwin sshd in the cleanest possible way: cygrunsr -E sshd and cygrunsrv -R sshd. For 32 bit, copy setup-x86. delete the folder c:\cygwin and all its sub-folders remove the Environment Variable 'CYGWIN' edit the Environment path accordingly. 0-KB934307-x86. You can use the mysql program as a quick and easy way to access your databases directly. It consists of two parts: A DLL (cygwin1. It controls what is displayed after a second line of prompt is added and is usually by default '> '. Now right-click on Command Prompt shortcut and select "Run as Administrator" option. To determine whether a software update uses Hotfix. It enables a program's command line syntax to be defined in the source code as an array of argtable structs. An A-Z Index of the Apple macOS command line (OS X bash) afconvert Audio File Convert afinfo Audio File Info afplay Audio File Play airport Manage Apple AirPort alias Create an alias • alloc List used and free memory apropos Search the whatis database for strings asr Apple Software Restore atsutil Font registration system utility awk Find and Replace text within file(s) b basename Convert a. Like BASH , it has job control and uses the readline library for input. txt --localpair input. It is recommended to include the norestart command if the quiet, hidden, or passive commands are being used. C:\Program Files (x86). If you run a self-installing package at the command line instead (with filename ending in. exe or the full path to outlook. This topic describes how to install and uninstall the Cloud Foundry Command Line Interface (cf CLI). Ruby Version Manager (RVM) RVM is a command-line tool which allows you to easily install, manage, and work with multiple ruby environments from interpreters to sets of gems. The Apache Group does not guarantee that this software will work as documented, or even at all. This will fire up a dos prompt in which cygwin will be started. Cygwin (pronounced as SIG-win) = GNU + Cygnus + Windows. 52, provided for free under the Info-ZIP license.