Binary options pro signals console commands
This document contains a user guide to the R. As from R 3. In this document R refers to the core, command-line-based R system while R. The second approach is mostly preferred by Macintosh users. Prior to R 3. The package is usually named R. The installation is done by double-clicking on the Installer package.
The Installer will guide you through the necessary steps. Note that it will require password or login of an account with administrator privileges. The installation can be customized, but the default is suitable for most users. Snapshots of the R-patched and R-devel flavours are available at http: How to install packagesPrevious: It appears as an icon labeled Rbut to avoid confusion with general Rwe prefer to use the name as it appears when using Get Info on the GUI: APP This stands for R application.
How to install the R. That distribution consists of one package containing the R framework and R. Development versions of R. APP are made available on daily basis in the form of a disk image containing the R.
The R ConsolePrevious: How to get R. Download and double-click the package icon. General FeaturesPrevious: For specific R tasks that can be done via the R. APP using menus you should read below see The Menus. Copy and PastePrevious: The R ConsoleUp: The current and startup working directoriesPrevious: The Input and the OutputUp: Or you can use supported formats in R through pdfjpeg etc. Resizing the R ConsolePrevious: Copy and PasteUp: If not otherwise specified in the Preferences see Preferencesor if the specified path is no longer available, then the default working directory at startup is the user home.
The working directory can be changed using the setwd R command or using the Misc menu item Change working directory. Finally it is possible to use a specific directory for a single R session by dragging a folder onto the R. APP is not running, this will cause R. APP to be started in the directory corresponding to the folder dragged.
The same can be achieved on the command line — for example open -a R. APP to be started using the current directory as the startup working directory. Binary options pro signals console commands feature is useful if you want different startup procedures defined by the. Rprofile ; you can edit a. Rprofile containing you personal initialization R commands in a particular directory and use the Preferences or any other method mentioned above to change the startup directory.
Next time you launch R. Rprofile is read and executed by R at startup. This is the equivalent on Unix or the command line to launch R from different directories. R Console text colorsPrevious: The current and startup working directoriesUp: When the R Console Window is resized, the R option width is set appropriately so that any future output will fit the window size.
Resizing the R ConsoleUp: Use the Preferences window to set the R Console text colors see Preferences. The MenusPrevious: Editor undo and line numbersPrevious: General FeaturesUp: APP provides an integrated editor for editing of R code.
It sports a number of features designed to help developing code inside R. The probably most often used function is the ability to execute code directly binary options pro signals console commands the editor by binary options pro signals console commands Command - Return.
Other features include syntax highlighting, brace-matching, code completion and function indexing. Editor text completionPrevious: The editor has an binary options pro signals console commands facility to show line numbers. These help with locating error messages. Editor function listPrevious: Editor undo and line numbersUp: It uses the same facilities as the console window for compatibility the console responds to both Tab and Control. Editor syntax coloringPrevious: Editor text completionUp: The editor maintains a popup list of functions defined in the edited document.
The list is available in the toolbar and is updated as you binary options pro signals console commands. Selecting a function from that list causes the cursor to jump to the beginning of the function. Editor internal and externalPrevious: Editor function listUp: The editor supports syntax-highlighting for R code. It is possible to change the syntax highlighting colors using the Syntax Color Preference Pane see below. This temporary state is usually recovered by closing the quote, but in some rare instances it may persist until a binary options pro signals console commands is made to the first line of the offending quote.
However, lazy highlighting brings huge speedup when editing large files. Editor helpPrevious: Editor syntax coloringUp: By default, the editor used is incorporated into R. It is a relatively simple multi-document editor that supports the features listed above.
Additionally, two powerful commands are available to source the file being edited in its entirety Command-E or to source the current selection to R Command-Return. In that case, it is not possible to keep R waiting if edit is used.
Editor internal and externalUp: The editor contains a light-weight help system in form of a search filed placed inside the toolbar. It is possible to use either an exact or approximate search. Help systemPrevious: Editor helpUp: Drag and drop of a directory on the R. APP icon while R. APP is not running will start R. APP and set the working directory. RData and the history file default name. If a file is dropped on the R. APP is not running, R. APP is started, the file is either restored if it is a saved workspacesourced into R.
APP or opened in the selected editor. Whether the file is opened or sourced is specified by a Preference setting in the StartUp Preference Pane. At this point opening a file in the editor before R.
APP is finished loading will crash R. Double binary options pro signals console commands on files bound to "Open With APP is started and the file is sourced or opened in editor.
APP is running, the file is opened in the editor.