A nerd commenter emulation, help you comment code efficiently. Your current language mode lets emacs know how to do the commenting. Basically, i want a keybinding to add at the line start for single line comments or and around the selected region for variable line comments perhaps there is something that i can add to my. Macos emacs can be installed on macos using homebrew.
In emacs, you can use mx commentregion and mx uncommentregion. You can comment out regions by selecting them and using mx comment region. There is a commentdwim function, but most of the time it doesnt do what i mean. Also very useful is commentor uncomment region, present in newer versions of emacs. Region selection the region is essentially what is call selection in some other applications it is the text that you have selected, or, in emacs jargon, the text that you have marked. Commenting feature extends to all supported file types. But this system allows me to browse, vote and comment on reddit posts all from within emacs. I have a weirdly specific way i like to organize my windows when working with c, and where emacs opens the compilation window really bugs me. Introduction in my early years of immersion into computing i had the advantage of having access to. Emacs is a preconfigured distribution of gnu emacs editor for microsoft windows. Find and replace commands how to find replace for all files in a dir. The variable fortrancontinuationstring specifies what character to put on column 5. Sorry for not providing you a simple mode that wraps all the below functions together.
To fix it, add the simpleprompt flag to the ipython. These should only apply when emacs is being used on a windows system. By default, if theres no active region and theres text on the line, it will insert a comment at the end of the line. That way, they wont be evaluated when you start emacs. When i type mx comment region or mx uncomment region the desired effects happen in the editor. This should work with any recent ipython, including on windows. I have been though a long way of searching the perfect editor for me, tried rstudio, sublimetext, textmate and settled down happily with ess emacs, for both coding and writing. Find a command and execute it, open a tool window or search for a setting. Thanks to john wiegley, eli zaretskii, and others who continue guiding the ship toward the best emacs releases ever. Another way to use emacs to convert dosunix line endings. Im still very new to emacs, have been using it only for a couple of months so i dont know how to package it nicely.
Location of init file gnu emacs faq for ms windows. Emacs tries to fit the comment between the columns specified by the variables commentcolumn and commentfillcolumn. The windows port is built using the win32 api and supports most features of the x version, including variable width fonts, images and tooltips. I prefer to use a generic comment uncomment line or region dwim kind of function that works in any major mode. If you are editing a latex file by using emacs, then how to comment out lines and uncomment out lines. My emacs init file for 2015 prodevtips web development. The thing is, it works fine for me in every mode using mx commentor uncomment region. Closed shelper opened this issue apr 11, 2014 4 comments closed elpy.
Chig emacs directory variables ret that approach has the bonus that anyone else using emacs to access those files will also benefit from the. Adding comment out for matlabmode emacs stack exchange. This is an example for a command which operates on motiondefined region. Is there a way to comment out a large chunk of code. The dowhatimean means that it will comment or uncomment the region as appropriate. Windows gnu emacs for windows can be downloaded from a nearby gnu mirror. This page discusses setting the initial size and position of the emacs window, the font and colours used, the indentation behaviour when editing programs, the behaviour of regions selected with the mouse, and redefining keyboard shortcuts, in the case when emacs is used under ms windows. Since ipython 5 it has a new terminal interface, which is not compatible with emacs inferior shells. If you dont have emacs 21, i suppose you could simply download newcomment. Basically, i want a keybinding to add at the line start for single line comments or and around the selected region for variable line comments. Numeric prefix arg means use arg comment characters.
A set of additional gnu commandline and development tools could be installed by the network installer. I know theres already an emacs question on this, and that it was closed, but i find it quite relevant and important. It is often necessary to comment out temporarily a region. Im going to make it a tradition to post my emacs init file every year and compare it to the year before, although i wont post the file i used in 20 and 2014 i can simply state that the biggest change is that ive thrown out ecb. Comment or uncomment a region or line in a do what i mean fashion. It is the second volume in the series of emacs manuals published in epub format. So, in emacs lisp code, where the comment string is. I will say though that since switching to emacs ive been keeping an eye out for the best way to emulate vimcommentary.
Sign in sign up instantly share code, notes, and snippets. Ess emacs speaks statistics emacs latest documentation. If arg is negative, delete that many comment characters instead. This isnt the bahavior ive come to esxpect from using emacs on windows, ubuntu,or centos. Emacs keybinding to comment selectionmultiple lines for sql.
In gnu emacs 23 the default value for custom option commentstyle has changed from plain to indent. If region is active, comment lines in active region instead. This work is licensed to you under version 2 of the gnu general public license. You can configure c mode such that when you type a at the start of a line in a multiline block comment, this closes the comment. Emacs written in a lisp dialect has a long standing tradition of being the preferred code editor for many developers. Also, further consecutive invocations of this command will inherit the negative argument. This causes different commenting behavior comment uncomment out region. Comment out 12 of your init file, then 34, 78, 1516.
Cursor invisible on emacs windows server citrix, eric brown, 20504. Unzip the zip file preserving the directory structure, and run bin\runemacs. Cursor invisible on emacs windows server citrix, eli zaretskii, 20504. You can comment or uncomment the current line or selected block of source code. We also recognize that many developers prefer a graphical environment so we provide an ide for windows, mac, and linux platforms. Theres comment region and uncomment region, but is there a togglecomment region. The windows binaries are signed by phillip lord 8493 0ffb 79b6 45f7 dea2 9ad0 ac6d d3ff d1d0 46bd. I am using emacs with the major mode javal abbrev activated. If the region is inside of one line, we commentuncomment that region. If the region is active, comment or uncomment the lines in the region instead. Emacs provides commands described below for splitting the display within the frame. Windows in emacs are different from windows in the conventional sense used today.
Also very useful is commentoruncomment region, present in newer versions of emacs. Increase or decrease the scope of selection according to specific code constructs. Some users prefer to continue using such a name due to historical problems various windows tools had in the past with file names that begin with a dot. With just cu prefix arg, uncomment each line in region beg end. Emacs keybinding to comment selectionmultiple lines for. Comment commands gnu emacs manual gnu operating system. If the selected region is not commented out, it will be commented if the selected region is already commented out, it will be uncommented. How to uncomment blocks code in emacs stack overflow.
Right now i have an evil key binding gc that will either comment uncomment the current line or if i have a visual selection it will comment uncomment that which has been suiting me fine for now. Please note that in the present document, operating system does not refer to the full implementation of software that controls the hardware, boots the system, and runs tasks tasks for the user, but instead as the last part. Alternatively, you may choose to receive this work under any other license that grants the right to use, copy, modify, andor distribute the work, as long as that license imposes the restriction that derivative works have to grant the same rights and impose the same restriction. With positive prefix, apply to n lines including current one. This causes different commenting behavior commentuncomment out region. Ive previously blogged about using emacs to convert line endings and use it as an alternative to the dos2unixunix2dos tools. Which windows editors have comment uncomment keyboard. To restore the old behavior the option has to be customized back to plain. There are other buffers in emacs that show other things besides files for example, a buffer that shows all the files you currently have open. Im also trying to wean myself off of emacs starterkit, so things that it does early in the startup process that i want to coopt will go in this section. The cursor not the mouse pointer defines the position of point, which is one end of the region. Cursor invisible on emacs windows server citrix, eric brown, 20503.
Yet another texmode for emacs yatex c 19912017 by hirose, yuuji. You can also get my entire emacs config on github 1. Cx cc quit emacs cg abort current command cx u undo last command ch t run tutorial. Thanks to bastien guerry, nicolas goaziou, kyle meyer, andlast but certainly not leastcarsten dominik, the original author, who have made this powerful tool in emacs that is a significant part of many of our lives. Emacs cheat sheet notation cx hold down control and press x mx press and release esc, then press x on some machines, you can hold down alt and press x starting, quitting, and help emacs file from the unix command line, open file in emacs. Mx comment region comment selected region mx uncomment region uncomment selected region cu 5 command perform command 5 times any other number works, too cx begin recording keyboard macro cx end recording keyboard macro cx e run last keyboard macro m complete the current word if emacs guesses wrong, try again.
The command mx uncomment region uncomments each line in the region. Commenting and uncommenting blocks of code help mps. Using setbufferfilecodingsystem works well and has been my goto conversion method that said, there is another way to do the same conversion by using mx recode region. I checked all the active keybinds in pythonmode and could not find any relevant key. When i type mx commentregion or mx uncommentregion the desired. But i am getting tired of typing this out every time. As statistician, coding in r and writing report is what i do most of the day. I have found that i can type cc cc and comment a region. Basically, i want to comment uncomment the current line.
Commenting in emacs i am very new to emacs about a week and want to comment code. Uncomments every line in the region octaveuncommentregion. A collection of ridiculously useful extensions for emacs. See if you can upgrade the emacs version on your machine latest as of today is version 24. Note that there is an overlap of two lines when you scroll a whole screenful. In some versions of emacs, there is command commentdwim, which combines comment region and indentforcomment to always dowhatimean. Emacs uses the term frame to mean the toplevel desktop window within which emacs is running. How to comment out an entire block of text in emacs quora.
Yet another texmode for emacs yet another latex mode. I dont know if it works asis in earlier versions of emacs, but it might be worth a shot, though upgrading emacs would be a better solution. In osx, pressing cx cc closes all emacs windows instead of only the selected one. Note that we bind the command in both, normalmode and visualmode. If every line is a comment, it removes comment delimiters from each. As the name implies, recode region works on a region. Otherwise, it adds comment delimiters to enclose the text in the region. It offers nearly gnulinux emacs experience in windows with minimum configuration efforts. I recommend using it with evil though evil is optional. Features menu xlslmode running on microsoft windows, showing its menu. As you know, commenting out is just add % before the lines and uncommenting is remove % before the lines. For the custom file types, you can define line and block comments characters, as described in the section set file type associations. I want to find a similiar way to uncomment a region.
Otherwise id be inclined to create a simple derived mode with that comment character, and assign all those file extensions to it. Often times i have emacs open, and would like to open and edit protected files. Contribute to dandavison emacs config development by creating an account on github. Msys2 users can install emacs 64bits build with the following. If every line in the region is already a comment, it uncomments each of those lines by removing their comment delimiters. Check the doc, if you have a selected region where all entries are commented, it automatically calls uncomment region. For example, you can press key,99j or 99,ci to comment out 99 lines. If emacs works fine with your configuration, check your. I want to do a few things early in the startup process, like cleanup some of emacs less savory defaults, so these come first. If you are not using transient mark mode, then you should use the commands comment region and uncomment region to do these jobs see section u. This is very quick its a binary search, but you will need to restart emacs each time.
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