Alsamixer Command Line Arguments

/configure as:. Apt List - Ebook download as Text File (. First, read up on what happens when linux boots up. > Excellent! That made it work. Welcome to Version 3 of Shairport Sync. It won't save any of my values. In essence: - kernel boots, taking note of any command line options given to it - if there is an initrd, mount that and run /linuxrc - look for /sbin/init on the root partition and pass control to that - /sbin/init reads /etc/inittab and runs the system initialisation scripts. Use the mapped volume for evaluating the percentage representation like alsamixer, to be more natural for human ear. Here are the command line options according to wikipedia page for this application. 1 Linux Audio on Motherboards with Only 3 Jacks. alsamixergui je začelje za alsamixer, ki je napisano neposredno na izvoru alsamixer in pusti izvirni izvor nespremenjen. We’ll cover both. See lines 132-231 in alsa. Please advise me how to change volume by command. When I ran it locally a different set of options were presented. Bit Perfect Audio from Linux Discussion in ' you can use alsamixer from the command line. Then use amixer with the set command to set the volume. Paquets Debian disponibles sur les dépôts (55047) Version ; 0ad : 0ad-data : 0ad-data-common : 0install : 0install-core : 0xffff : 2048-qt : 2ping : 2vcard : 3270. aRts is a realtime-synthesizer-cum-sound-server, i. Utilities for configuring and using ALSA. amixer with no arguments will display the current mixer settings for the default soundcard and device. Alsamixer is a command line tool with "view" options to represent the sound device graphically. local works) 2. Sometimes after installing Ubuntu in dual boot mode alongside Windows, it is seen that CPU directly boots into Windows. The ymfpci soundcard has limited features, even in Asio with Windows. The snd-aloop ALSA driver is used to send all PCM streams back to the user space and the alsaloop utility is used to send this stream to a. py that will play a scale specified by command-line arguments. See librespot -h for more info. 5mm headphone jack) in. I have no idea about the sound chip, maybe you can tell me how to know which one I have, anyway I didn't have this problem before neither in Xubuntu nor in Arch, which is my. Run this from the command line,. I have tried command prompt but it will not enter alsamixer. The name of the control parameter for volume in amixer and alsamixer in my version of Xbian is "Digital" instead of "PCM", so my commands look like this. The Advanced Linux Sound Architecture (ALSA) provides Linux computers with audio support. 笔者测试Ubuntu12. alsamixer segfaults when run on the command line with no arguments. Читать онлайн бесплатно и без регистрации. See librespot -h for more info. Welcome to Version 3 of Shairport Sync. The Linux userland abounds with command-line solutions for situations where the GUI option is deficient or does not exist. Hello, I'm trying to setup audio playback on a command line only box. armv7hl: Development libraries and headers for the argtable2 library: Mageia 6 for armv7hl: argtable2-doc-13-9. 52 K: 180 K: bin86-0. Linux console is great. Back to legacy boot. The speaker-test command-line tool from package media-sound/alsa the Line or Microphone channel. Hallo, lets not shut out the list, they have more knowledge than me. All of the columns are sortable; give them a click! However, it might take a bit as the table is quite long. For that matter, running amixer gives me. Hit the escape key to exit alsamixer and see if you can play sound at all. Below is the Playback audio configuration I'm using. 0db point, no attenuation or amplification: xbian@xbian ~ $ amixer sset Digital 81% Simple mixer control 'Digital',0. Run this from the command line,. How to save alsamixer settings? Why teach C using scanf without talking about command line arguments? Applying for jobs with an obvious scar Strategy to pay off. But from what I have read I need it to look like this. We’ll cover both. Can someone explain the basics of running a command line utility on win7? Thanks! General Discussion. amixer is a command line tool that controls one or more soundcards. Skip to content » Ubuntu » Paketler » bionic » Kaynak » misc Ubuntu » Paketler » bionic » Kaynak » misc "bionic" İçindeki Kaynak Paketler, Altbölüm misc. The volume is the green/white/red sliders. In python, we can easily use the argparse module to. Sin embargo, no pude hacer que funcionara, por lo que mi opinión sobre la solución se basa en esa publicación. amixer与alsamixer的使用alsamixer与amixer的区别alsamixer是Linu 博文 来自: meirixuexi的博客 ALSA --- amixer控制声卡驱动实现Line-in功能. Multiple values for the files and directories, except the graylist directory, can now be given on the command line. amixer set 'Master' 10%-Set volume to 10%. How I chage alsamixer in the command line so that I can fine tune alsamixer and get rid of some white noise? Right now it looks like this. 18), libc6 (>= 2. alsadelay - a command to (re)initialize sound hardware SYNOPSIS alsa-delay [options] requested_delay_in_ms [output_card[,device]] DESCRIPTION alsa-delay is a command-line utility to setup an audio delay. First of all you have to set up the recording channels by doing alsamixer. However I did go back to running the Alsamixer (from the LX console - typing 'Alsamixer') and after changing the volume level as mentioned earlier, and then running the play 'Front_Center. Are you running KDE or Gnome at the time? They may poll the. The volume is the green/white/red sliders. Документация по Gentoo Linux. $ arecord -d 10 /tmp/test-mic. aplay - command line player (more information needed) arecord - command line recorder (more info needed) BIOS RELATED COMMANDS dmidecode-bios & hardware information biosdecode. The speaker-test command-line tool from package media-sound/alsa the Line or Microphone channel. Increase volume by 10%. Use F6 to see and switch between devices. # See `librespot -h` for more info. Alsa Capture Example. The PowerPC equivalent is mac-fdisk. It can also prefix this command and display a custom prompt for the input dialog. * Fine with no extra parameters MX6926b * Add "irqpoll" to command line arguments at boot. Appendix B (Using AlsaMixer) General. I'm running alsamixer, not mixer. For that matter, running amixer gives me. Setting the input to line and setting a suitable level, then 'sudo alsactl store' saves asound. aplay is much the same, only it plays instead of recording. We are using the GPS module TC6000GN and it is mapped with /dev/ttyMAX1 and we able to receive the gps data from command line by using the command "cat /dev/ttyMAX1". Commonly you might have PulseAudio and a hardware soundcard to select from. argument: Argument to a command, as in "read man ls ". amixer supports multiple soundcards. Actual transcoding is done via a subprocess call to ffmpeg. This is a good way to see a. One additional file to install is the following: sudo apt-get install libncurses5-dev. That is the power and convenience of the TinyCore design to get you back to a pristine state or a saved state. Читать онлайн бесплатно и без регистрации. If you need high quality resampling install the alsa-plugins package to enable upmixing/downmixing and other advanced. SQLite command line. sudo alsactl store. Free Tech Guides; NEW! Linux All-In-One For Dummies, 6th Edition FREE FOR LIMITED TIME! Over 500 pages of Linux topics organized into eight task-oriented mini books that help you understand all aspects of the most popular open-source operating system in use today. alsamixer changes the volume controls There are two ways to restart wtfplay-live. Play back as noted in the Play Audio section. py 0 N to play a C minor scale, or python3 scale. speaker-test. In this howto I'm going to give you powerful tools to record sound directly to an mp3 file or ogg file from the command line. txt) or read online for free. Use the ← and → keys to change the currently selected control. This contains (among other utilities) the alsamixer and amixer utilities. If something is amiss, or the sound card is really not configured, at the command line, as root user;. Tests now run in a specific order from least-to-most computationally expensive (the order of the command line arguments is no longer significant). I know alsamixer will do that but I need it to be a one line command so I can use it in a python script, e. Additional software can easily be installed by the command "ipkg", provided that the board is connected to Internet via Ethernet cable. Things and Stuff Wiki - An organically evolving personal wiki knowledge base with an on-the-fly taxonomy containing a patchwork of topic outlines, descriptions, notes and breadcrumbs, with links to sites, systems, software, manuals, organisations, people, articles, guides, slides, papers, books, comments, videos, screencasts, webcasts, scratchpads and more. aplay is much the same, only it plays instead of recording. - parameters could only be pass thru kernel command line (meaning rebooting). Command Line Raspberry Pi Tips Volume alsamixer Sometimes the remote is too far away to change the volume of music playing through the Raspberry Pi. Percent-signs (%) in the command, unless escaped with backslash (\), will be changed into newline characters, and all data after the first % will be sent to the command as standard input. I ended up installing each file individually. This package also includes addition tools such as addr2line (Converts addresses into filenames and line numbers), ar (utility for creating, modifying and extracting archives), nm (list symbols in object files), objcopy (copy and translate object files), objdump (Display object information), and other tools and related libraries. Hallo, lets not shut out the list, they have more knowledge than me. To use it, though, you have to be able to use the alsamixer program, and you can't yet do that, it seems. How to Access Alsamixer on Chrome OS. Once again, I found myself immersed up to the eyeballs in ALSA configuration files, ALSA utility command line options and the MOC configuration file. La publicación # 18 en el enlace ofrece una solución interesante que implica el uso de alsamixer de incremento y disminución de la capacidad junto con el envío de notificaciones al escritorio. If the issue is with your Computer or a Laptop you should try using Reimage Plus which can scan the repositories and replace corrupt and missing files. Slackware Release Notes News. It's a simple language and is very easy to learn. I'm not sure the usage detail of amixer on Armbian. It is based on Linux From Scratch and Beyond Linux From Scratch, versions 7. thx alot, i have waited for something like pacmixer for a long time. Audio played by a Shairport Sync-powered device stays synchronised with the source and hence with similar devices. Options-h, -help. 6 (Perl module for reading configuration files and parsing command line arguments) (Command line tool to interact with an EWMH/NetWM. We are using the GPS module TC6000GN and it is mapped with /dev/ttyMAX1 and we able to receive the gps data from command line by using the command "cat /dev/ttyMAX1". Today i am going to explain command line arguments in C language. You should now be able to configure all 5. This contains (among other utilities) the alsamixer and amixer utilities. This means you can run simple tasks like executing a program or execute any other i3 specific command. A caveat here: When you mute or unmute something, pulseaudio might pick it up and mute and unmute other controls, as well as PulseAudio's main mute. If you don’t hear anything using “aplay temp. For example, grep takes two arguments, a pattern and a file name grep main nuke. When I type in the command alsamixer, it gives me "cannot load mixer controls: Invalid argument". amixer supports multiple soundcards. How I chage alsamixer in the command line so that I can fine tune alsamixer and get rid of some white noise? Right now it looks like this. If you hear the audio when you enter the command “aplay temp. ALSA mixing. mycroft-pip: This command runs pip within the Mycroft Python virtual environment (venv). 6 (Perl module for reading configuration files and parsing command line arguments) (Command line tool to interact with an EWMH/NetWM. In that situation, you will probably want to use the -hostkey command-line option to configure the expected host key(s); see section 3. The advantage to the sine wave test is that if there's something so misconfigured or. HOWTO: Recording audio from the command line Posted on July 28, 2006 by jordilin Recording any sound that goes through your computer is a feature that you don't have to miss out. The rDNS whitelist now supports blocking subdomains by prefixing the line with ". 1 Linux Audio on Motherboards with Only 3 Jacks. Please advise me how to change volume by command. the volume using the command line tool called alsamixer. 5) Run the command "sudo alsamixer" 6) Try toggling different settings - you may need to switch which sound card you're targeting by pressing "s" and then selecting different options. PulseAudio is a general purpose sound server intended to run as a middleware between your applications and your hardware devices, either using ALSA or OSS. Synchronous audio player. 2 as obviously things have changed and sound works great with mixer and speaker set to 127. It boots Windows, hiss, boo! Various interventions had no effect. The speaker-test program provides a nice, easy way to provide input for your sound system. For that matter, running amixer gives me. py 0 N to play a C minor scale, or python3 scale. This is a report of bug tasks from Launchpad-Bugs-Fixed in the Maverick changes mailing list. It's great for changing volumes and quick observations, but I've found it buggy and hard to use. This contains (among other utilities) the alsamixer and amixer utilities. amixer is a command-line mixer for ALSA(Advanced Linux Sound Architecture) sound-card driver. It supports multiple soundcards with multiple devices. Synchronous multi-room audio player. No special arguments as device name are not required since we I have only one sound card. 1 Linux Audio on Motherboards with Only 3 Jacks. This works in most cases, where the issue is originated due to a system corruption. On systems with large amounts of memory (ie 256GB or more), setting up the dom0 could exhaust the hypervisor memory heap. Building Simon with Angular-IoT Part 2. filesystem used in SAM9-L9261 is a slightly modified version of the official Atmel Linux demo binary. The Advanced Linux Sound Architecture (ALSA) provides Linux computers with audio support. It supports several file formats and multiple soundcards with multiple devices. This is a good way to see a. 0 Professional and Personal. The problem will probably be in your /etc/modprobe. sudo alsactl store. 7), libgcc1 (>= 1:4. Our mission is to put the power of computing and digital making into the hands of people all over the world. amixer - command-line mixer for ALSA soundcard driver SYNOPSIS amixer [-option] [cmd] DESCRIPTION amixer allows command-line control of the mixer for the ALSA soundcard driver. It supports several file formats and multiple soundcards with multiple devices. The measurement mode is activated using the "-M" command line option. - connect audio source to line-in input on HD3000 - connect line-out from HD3000 to sound card line-in - login as root - modprobe snd_pcm_oss - alsamixer -c 0 - unmute the LINE input - raise the volume of the LINE input to about 50% - exit alsamixer - begin playback of video/audio source. Run this from the command line,. arecord is a command-line soundfile recorder for the ALSA soundcard driver. So you would have to open Audacity then use autokey or IronAHK or similar to issue keyboard commands, or compile Audacity and control it over a named pipe using Scripting. This contains (among other utilities) the alsamixer and amixer utilities. 12, which provides a number of bug fixes and enhancements over the previous version. As well as using amixer on the command line to change the volumes and so on, you can also use a slightly graphical utility called alsamixer. Zagotavlja natanko enake zmožnosti vendar z grafičnim uporabniškim vmesnikom. If I restart VLCD service it works again but the VU meter and buttons do not. Sure I am doing something wrong, after I click the downloaded. 5 atomiks A remake of the classic Atomix game for modern platforms. On systems with large amounts of memory (ie 256GB or more), setting up the dom0 could exhaust the hypervisor memory heap. So you would have to open Audacity then use autokey or IronAHK or similar to issue keyboard commands, or compile Audacity and control it over a named pipe using Scripting. If Your File Extension is. If recording with interleaved mode samples the file is automatically split before the 2GB filesize. 2, and when I tried the alsa_amixer ctl command I get that there is no asound. desktop file as nodakai already mentioned. Use them judiciously and save changes with the command. Below is the Playback audio configuration I'm using. As well as using amixer on the command line to change the volumes and so on, you can also use a slightly graphical utility called alsamixer. This is a guide to some of my favorite programs that are based on Ncurses and can all run from the Linux command line without X. PulseAudio is a general purpose sound server intended to run as a middleware between your applications and your hardware devices, either using ALSA or OSS. First, read up on what happens when linux boots up. In this howto I'm going to give you powerful tools to record sound directly to an mp3 file or ogg file from the command line. You will be shown raspi-config on first booting into Raspbian. alsamixer changes the volume controls There are two ways to restart wtfplay-live. Testing and using. 6 (Perl module for reading configuration files and parsing command line arguments) (Command line tool to interact with an EWMH/NetWM. Uff, thats all for the time present. It seems that alsamixer may still be the best option for changing the volume on the command line. In the command line type. For supported soundfile. For info about alsamixer, try "man alsamixer". However, these problems are temperamental, in that they sometimes dont happen, and sometimes do. 19 Canada | Arroyo Municipality Puerto Rico | Sweden Sotenas | Williamson County Tennessee | Reeves County Texas | Fairfield County Connecticut | Keewatin Canada | Marshall County Alabama | Bryan County Oklahoma | Bayfield County Wisconsin | Lorient France | Roosevelt County New. How to Troubleshoot Sound Issues on an External Sound Card in Linux. You should now be able to configure all 5. This problem occurs when Grub is not set as the default boot manager in your CPU. Think of it as clicking through file folders. Simply remove the card name, start alsamixer , and select the new default sound chip. Audio Fixes for Dell / Compaq / HP Machines Many Skywave Linux users with Dell, Hp, and Compaq hardware have the "no sound" issue. This is a good way to see a list of the simple mixer controls you can use. Increase volume by 10%. Skip to content » Ubuntu » Paketler » bionic » Kaynak » misc Ubuntu » Paketler » bionic » Kaynak » misc "bionic" İçindeki Kaynak Paketler, Altbölüm misc. is a command-line utility that plays the specified MIDI file(s) to one or more ALSA sequencer ports. ALSA mixing. Open a terminal and run command alsamixer. Is there any way to do this?. My name is Michael, and I’m a software developer specialising in clinical systems integration and messaging (API creation, SQL Server, Windows Server, secure comms, HL7/DICOM messaging, Service Broker, etc. 19 Canada | Arroyo Municipality Puerto Rico | Sweden Sotenas | Williamson County Tennessee | Reeves County Texas | Fairfield County Connecticut | Keewatin Canada | Marshall County Alabama | Bryan County Oklahoma | Bayfield County Wisconsin | Lorient France | Roosevelt County New. Run this command in a terminal window: alsamixer. #is the source package name; # #The fields below are the maximum for all the binary packages generated by #that source package: # is the number of people who installed this. as it might actually be called something like snd-pcsp, which would preclude it from being displayed by your command line arguments. Commonly you might have PulseAudio and a hardware soundcard to select from. amixer with no arguments will display the current mixer settings for the default soundcard and device. No special arguments as device name are not required since we I have only one sound card. As I don't need to see the graphic bars and only using command line to increase or unmute the volume. How to Access Alsamixer on Chrome OS. Play test-mic. MM_LIRC_USE_DEVINPUT is default ="yes" until any irblaster command is defined/enabled. Troubleshoot Channels are muted. To display help, use the -help option. Outurnate/snapcast Forked Snapserver and Snapclient are started with the command line arguments that are You might raise the client's volume with "alsamixer. I ended up installing each file individually. To start it, simply enter the name in the command line, like so: alsamixer. You can see the alsa-store and alsa-restore status above. In python, we can easily use the argparse module to. In this article we will show you two ways to adjust the volume of that playback from the command line by using the Alsamixer and Amixer utilities. An analog-to-digital converter (abbreviated ADC) is a device that uses sampling to convert a continuous quantity to a discrete time representation in digital form. I'm running alsamixer, not mixer. There are module. amixer − command-line mixer for ALSA soundcard driver. bigbinc@hotmail. You could add "-e dsd" to squeezelite command line arguments, That's why I used ssh to get to the to the arecord and alsamixer, but still struggling. ), using a toolkit based primarily around. PulseAudio is a general purpose sound server intended to run as a middleware between your applications and your hardware devices, either using ALSA or OSS. com/pub/packages/14. Simply remove the card name, start alsamixer , and select the new default sound chip. MIXER_ALSA_CONTROL for forcing what ALSA control mopidy. aplay is much the same, only it plays instead of recording. finally a feature request. Run this command: alsamixer This command should open up a mixer like in the screenshot: The currently selected control is the one in the red text, surrounded by <>. Set volume from terminal. There’s nothing very special about the script. There is no way to split a single command line onto multiple lines, like the shell's trailing "\". Some of these (such as 'tempfile') are used in system scripts. As previously mentioned, you can use command line arguments to provide settings to Shairport Sync as before, though newer settings will only be available via the configuration file. The Alsa-utils package contains both the Alsamixer and Amixer utilities. I was pleasantly surprised…Read More >APRS RX/TX I-Gate and Digipeater for less than $100. Go into alsamixer and command line option will swap the MID. But let's say I want to control mute/unmute on mic by a handy shortcut! Two handy scripts fixes this, which can be assigned to a keyboard shortcut in Openbox or your preferred WM/DE. You can set the output frequency using the -f argument as well, so if you'd like to generate a 2600Hz (for no particular reason at all) tone to test with, simply pass -f 2600 as well. raspi-config is the Raspberry Pi configuration tool originally written by Alex Bradbury. To get the audio produced by the PVR-350 many people take its audio outputs and use a cable to pipe them back into their sound card's Line In jack. Free Tech Guides; NEW! Linux All-In-One For Dummies, 6th Edition FREE FOR LIMITED TIME! Over 500 pages of Linux topics organized into eight task-oriented mini books that help you understand all aspects of the most popular open-source operating system in use today. Login Sign Up Logout Linux audio crackling. Note: With the (alsamixer) graphical view of amixer utility, I can able to change the property value of "HP DAC". If you give more than one of -dumpaudio, -dumpvideo, -dumpstream on the command line only the last one will work. #is the source package name; # #The fields below are the maximum for all the binary packages generated by #that source package: # is the number of people who installed this. Options-h, -help. Typing alsamixer. MIXER_ALSA_CONTROL for forcing what ALSA control mopidy. Play back as noted in the Play Audio section. You can also use alsamixer without parameters (from the same package) to get a more visual overview. Alsamixer is a command line tool with "view" options to represent the sound device graphically. I'm running alsamixer, not mixer. So, you will be able to record for hours and hours your favourite music without having to worry about your hard disk space. Xresources: URxvt*skipBuiltinGlyphs: true. state in /var/lib/alsa, Would You happen to know how to do this in 4. Back to legacy boot. If recording with interleaved mode samples the file is automatically split before the 2GB filesize. Yes I do use PulseAudio, but I don't know why shouldn't I use alsamixer, I always did it without any issue. I did the assembly by following the guide “Assembling Pirate Radio”. gnome-alsamixer 0. alsamixer -c 0 is fine. This package is available in the official Ubuntu repositories and can easily be installed through the command line using the apt-get command. sudo alsactl store. /proc is a "virtual" filesystem, meaning that it does not exist in real life, but merely is a mapping to various processes and tasks in your computer. -dumpvideo (MPlayer only) Dump raw compressed video stream to. Run alsamixer from terminal and note that you might need to press F6 and select your actual sound card because when pulseaudio is running, starting alsamixer with no command line arguments will just show the "PulseAudio" single channel. To terminate alsamixer, press Esc. Login Sign Up Logout Linux audio crackling. amixer set 'Master' 10%-Set volume to 10%. If multiple: cores are available, transcoding is parallelized via a pool of workers, each: of which transcodes one file at a time. TXT; Sat Jul 21 21:55:03 UTC 2018 PACKAGE NAME: CAFS_divergence-1. The freeradius packages have been upgraded to upstream version 2. alsamixer changes the volume controls There are two ways to restart wtfplay-live. local works) 2. \ You may also specify the full path to a kernel, \ followed by command line arguments, if only you don't need a initrd. If I run alsamixer with no hardware parameters, it fails as above. So when troubleshooting, module is always better because of the It's then logic to hint user to use module instead of build-in when you knows parameters could be use to alter the result ; it's not specific to alsa, it could help a. ), using a toolkit based primarily around. I ended up installing each file individually. Configuration. amixer supports multiple soundcards. argument: Argument to a command, as in "read man ls ". PulseAudio is a general purpose sound server intended to run as a middleware between your applications and your hardware devices, either using ALSA or OSS. I was able to configure my near-vintage Pinnacle TV tuner using this program. Install apt-file in debian #apt-get install apt-file. ViewSonic SC-T25 VTOS User Manual Ctrl-Alt-t and then enter alsamixer to set of the Desktop in the Command line arguments box in the image below, in this case. Building Simon with Angular-IoT Part 2. 0−pre1, 12 November 1999 Describes the installation of the ALSA sound drivers for Linux. Please see the Release Notes for more information. state in /var/lib/alsa, Would You happen to know how to do this in 4. Use amixer or alsamixer or similar to discover the name of the mixer control to be used as the mixer_control_name. This is a g. Skip to content » Ubuntu » Paketler » bionic » Kaynak » misc Ubuntu » Paketler » bionic » Kaynak » misc "bionic" İçindeki Kaynak Paketler, Altbölüm misc. PulseAudio is a general purpose sound server intended to run as a middleware between your applications and your hardware devices, either using ALSA or OSS. This is a g. To open the configuration tool after this, simply run the following from the command line: sudo raspi-config. To use it, though, you have to be able to use the alsamixer program, and you can't yet do that, it seems. This is a big update from Version 2. This works in most cases, where the issue is originated due to a system corruption. Use F6 to see and switch between devices. When I ran it locally a different set of options were presented. For info about alsamixer, try "man alsamixer". It supports several file formats and multiple soundcards with multiple devices. New command line flag --dump for dumping debug log to dump. amixer set Line cap if more than one card (or audio device) is detected by the system (the kernel / the ALSA stack) add the "-c" switch to specify which card, starting numbering at 0. The pactl subcommand for controlling the volume is set-sink-volume, which takes as its first argument a card name or index. amixer is a shell command to change audio settings, while alsamixer provides a more intuitive ncurses based interface for audio device configuration. mycroft-say-to: This command sends a command to Picroft, just like you had 'spoken' a command. Work on the command line. amixer supports multiple soundcards. ), using a toolkit based primarily around. 那些年我用awk时踩过的坑awk使用注意事项; Linux学习笔记(三)Centos 安装五笔 Linux系统修改字符终端下面的键盘布局.