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Untitled
Posted by Anonymous on Mon 26th Jan 2015 17:49
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  1. # How do /r/linuxers share custom dotfiles?
  2. http://www.reddit.com/r/linux/comments/1j7y7x/how_do_rlinuxers_share_custom_dotfiles/
  3.  
  4. # Logcheck, be lazy with checking logs
  5. http://logcheck.org/
  6. https://www.youtube.com/watch?v=1QgbnK45IRg&feature=player_detailpage&list=PL170C8C4DDB2961B2&t=2999
  7. https://www.reddit.com/r/homelab/comments/2fgt30/monitoring_logs_with_elk_logstash_kibana/
  8.  
  9. ## Network monitoring
  10. # Pretty Ping!
  11. http://www.reddit.com/r/linux/comments/1op98a/prettypingsh_a_better_ui_for_watching_ping/
  12. # Other
  13. https://www.reddit.com/r/linux/comments/2s1q28/useful_commandline_network_monitors_on_linux/
  14.  
  15. # How to run a process on a specific core
  16. http://xmodulo.com/2013/10/run-program-process-specific-cpu-cores-linux.html
  17.  
  18. # How to kill process
  19. http://www.cyberciti.biz/faq/kill-process-in-linux-or-terminate-a-process-in-unix-or-linux-systems/
  20.  
  21. # How to roll out your own Debian distro
  22. http://www.staldal.nu/tech/2011/12/11/how-to-roll-your-own-debian-based-linux-distro/
  23.  
  24. # Linux 2FA
  25. http://www.reddit.com/r/linux/comments/2b4u4n/2_factor_authentication_backup_2fa_software_for/
  26. # OTP (GAuth) @ CLI
  27. http://otp.readthedocs.org/en/latest/
  28.  
  29. # Run stuff collaboratively on a server.
  30. http://www.reddit.com/r/sysadmin/comments/tqo7b/til_rundeck_is_a_great_tool_to_run_commands/
  31.  
  32. # Generate random strings
  33. http://www.howtogeek.com/howto/30184/10-ways-to-generate-a-random-password-from-the-command-line/
  34.  
  35. # twander file manager
  36. http://www.reddit.com/r/linux/comments/1ydl8t/pcman_file_manager_120_gets_separated_desktop/cfjuw9u
  37.  
  38. # Why u no open hardware :(
  39. http://www.reddit.com/r/linux/comments/20zg0h/first_ubuntu_tablets_to_launch_this_autumn/cg86z25
  40.  
  41. # About docs
  42. http://www.reddit.com/r/linux/comments/24jzyg/well_thats_a_super_helpful_installation_error/ch887pw
  43.  
  44. # Pipe through Internet!
  45. http://www.reddit.com/r/linux/comments/24uyqo/til_you_can_pipe_through_internet/
  46.  
  47. # LUKS data encryption
  48. http://www.reddit.com/r/linux/comments/2bgnwp/encrypt_your_data_using_luks/
  49.  
  50. # cgroups
  51. http://lwn.net/Articles/603762/
  52.  
  53. # Persistent (full?) install linux on usb for multiple computers with little to no damage? (self.linux)
  54. http://www.reddit.com/r/linux/comments/2gqovx/persistent_full_install_linux_on_usb_for_multiple/
  55.  
  56. # 3D filesystem browser
  57. https://www.reddit.com/r/linux/comments/2hky9x/tdfsb_3d_filesystem_browser/
  58.  
  59. # IPcalc
  60. http://jodies.de/ipcalc
  61.  
  62. # Photoshop on Linux
  63. https://www.reddit.com/r/linux/comments/2nbe8y/it_can_be_done_photoshop_cs5_on_linux_with_wine/
  64.  
  65. # Data recovery
  66. https://www.reddit.com/r/linux/comments/2ov9tu/safecopy_recover_data_from_corrupt_media/
  67.  
  68.  
  69.  
  70.  
  71. [[[ General resources & Blogs ]]]
  72.  
  73. http://www.reddit.com/r/linux/comments/21rm3o/what_is_a_useful_linux_tool_that_you_use_that/
  74. http://www.reddit.com/r/linux4noobs/comments/2ao9tp/want_to_learn_to_be_a_linux_sysadmin/
  75.  
  76. http://inconsolation.wordpress.com/index/
  77. http://www.catonmat.net/blog/bash-one-liners-explained-part-one/
  78. http://www.howtogeek.com/howto/ubuntu/keyboard-shortcuts-for-bash-command-shell-for-ubuntu-debian-suse-redhat-linux-etc/
  79. http://mindspill.net/computing/linux-notes/
  80. http://conqueringthecommandline.com/
  81. http://n0where.net/open-source-sysadmin-resources/
  82. https://help.ubuntu.com/community/Servers
  83.  
  84. # installgentoo
  85. https://wiki.installgentoo.com/index.php?title=Main_Page
  86.  
  87. # About filesystem
  88. http://www.reddit.com/r/linux/comments/1ypoz8/take_the_linux_filesystem_tour/
  89.  
  90. # Hardlinks & Softlinks
  91. http://www.reddit.com/r/linux/comments/251mb8/the_difference_between_hard_and_soft_links/
  92.  
  93. # X11 / Xorg / graphics stack explained
  94. http://www.reddit.com/r/linux/comments/2acvmo/explaining_x11_for_the_rest_of_us/
  95. http://www.reddit.com/r/linux/comments/2b8ap8/heartwrenching_story_of_opengl/
  96. http://www.reddit.com/r/linux/comments/1twuhi/xplain_explaining_x11_for_the_rest_of_us_jasper/
  97.  
  98. # (Illustrated) SSH
  99. http://chamibuddhika.wordpress.com/2012/03/21/ssh-tunnelling-explained/
  100. http://www.unixwiz.net/techtips/ssh-agent-forwarding.html
  101. https://www.reddit.com/r/linux/comments/2iflp3/prefixed_multihop_ssh_wildcard_configurations/
  102. https://www.reddit.com/r/linux/comments/2r539r/why_arent_we_using_ssh_for_everything/
  103.  
  104. # The Fascinating World of Linux System Calls (sysdigcloud.com)
  105. https://www.reddit.com/r/linux/comments/2pm6lo/the_fascinating_world_of_linux_system_calls/
  106.  
  107. # systemd for Administrators, Part 1
  108. http://0pointer.de/blog/projects/systemd-for-admins-1.html
  109. # systemd for users
  110. http://www.reddit.com/r/linux/comments/2dvmdn/what_do_you_as_a_user_love_about_systemd/
  111.  
  112. # Rsync difference between --checksum and --ignore-times options
  113. http://serverfault.com/questions/211005/rsync-difference-between-checksum-and-ignore-times-options
  114.  
  115. # wget useful commands
  116. https://www.reddit.com/r/opendirectories/comments/2rfg79/20_wget_commands_that_can_be_used_to_accomplish/
  117.  
  118. # Rute User's Tutorial and Exposition
  119. http://rute.2038bug.com/index.html.gz
  120.  
  121. # Explains commands and their flags. VERY USEFUL!
  122. http://explainshell.com/
  123.  
  124. # IBM developer works
  125. http://www.ibm.com/developerworks/linux/
  126.  
  127. # Debian minimal
  128. http://linuxforcynics.com/how-to/minimal-debian-install
  129. http://ask.debian.net/questions/what-s-the-first-thing-you-do-after-you-install-debian
  130.  
  131. # BroPages
  132. http://bropages.org/browse
  133.  
  134. # Cron syntax in plain English
  135. http://cronchecker.net/
  136.  
  137. # Install WordPress on CentOS 6.x
  138. http://www.geekpeek.net/install-wordpress-on-centos/
  139. http://www.tecmint.com/install-wordpress-using-lamp-or-lemp-on-rhel-centos-fedora/
  140.  
  141. # iptables
  142. https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Security_Guide/sect-Security_Guide-IPTables.html
  143. http://www.linuxtopia.org/online_books/centos_linux_guides/centos_linux_security_guide/s1-fireall-ipt-act.html
  144. http://www.cyberciti.biz/faq/rhel-fedorta-linux-iptables-firewall-configuration-tutorial/
  145. http://diaryproducts.net/about/operating_systems/unix/nmap_port_scanner_iptables_firewall
  146.  
  147. # GRUB
  148. http://ubuntuforums.org/showthread.php?t=1195275
  149. http://www.reddit.com/r/linux4noobs/comments/2ex4ex/short_introduction_into_grub_internals/
  150.  
  151. # Visualize memory
  152. https://www.reddit.com/r/linux/comments/2mrrjb/how_to_visualize_memory_usage_on_linux/
  153.  
  154. # inotify (trigger)
  155. https://www.reddit.com/r/commandline/comments/2runmh/how_you_can_use_inotifytools_to_monitor_file/
  156.  
  157.  
  158. [ Nginx ]
  159. # docs
  160. https://github.com/ngx/docs
  161. http://wiki.nginx.org/Main
  162.  
  163. # Optimizing nginx
  164. http://blog.zachorr.com/nginx-setup/
  165.  
  166. # How to redirect nginx
  167. http://www.servernoobs.com/nginx-redirect-url-with-http1-1-301-moved-permanently-header/?doing_wp_cron=1393287314.0689818859100341796875
  168.  
  169. # Hardening nginx with better cyphers
  170. https://www.reddit.com/r/netsec/comments/2pqsx9/harden_ssl_in_nginx_with_stronger_ciphers_newer/
  171.  
  172.  
  173. [ Docker ]
  174. http://www.reddit.com/r/linux/comments/2bxxye/introduction_to_docker/
  175. http://www.reddit.com/r/linux/comments/2c1csz/whos_using_docker/
  176. http://www.reddit.com/r/linux/comments/2bedwv/docker_security_with_selinux/
  177. https://github.com/shofetim/docker-skype
  178.  
  179.  
  180. [ Namespaces ]
  181. https://www.reddit.com/r/linux/comments/2n7mol/linux_namespaces_powerful_isolation_os_level/
  182. https://www.reddit.com/r/linux/comments/2n17b7/a_guide_to_linux_namespaces_and_environment/
  183.  
  184.  
  185. [ tmux ]
  186. http://www.reddit.com/r/linux/comments/2arczq/learn_tmux_with_minimul/
  187. http://www.reddit.com/r/commandline/comments/240oyo/mucks_a_session_manager_for_gnu_screen_and_tmux/
  188. http://www.reddit.com/r/commandline/comments/25tcfk/practical_tmux/
  189.  
  190. # Memory leak improvement under Linux - http://tmux.kpaste.net/ee9c3
  191.  
  192.  
  193. [ LOL / regex ]
  194. http://www.bbc.co.uk/news/world-europe-12985082
  195. http://stackoverflow.com/questions/1732348/regex-match-open-tags-except-xhtml-self-contained-tags/1732454
  196.  
  197. # Validating e-mail addresses, easy way, and the hard way.
  198. http://blog.mattheworiordan.com/post/13174566389/url-regular-expression-for-links-with-or-without-the
  199. http://www.ex-parrot.com/pdw/Mail-RFC822-Address.html
  200.  
  201. # Intro to regex
  202. http://www.youtube.com/watch?v=EkluES9Rvak
  203.  
  204. # Awk primer
  205. https://www.reddit.com/r/commandline/comments/2smkhm/awk_in_20_minutes/
  206. http://www.reddit.com/r/linux/comments/29hskb/an_awk_primer_wikibooks_open_books_for_an_open/
  207.  
  208.  
  209. [ LaTeX ]
  210. www.latextemplates.com
  211. https://www.writelatex.com/
  212. http://www.reddit.com/r/linux/comments/2clx22/learning_latex_on_linux/
  213.  
  214.  
  215. [ YouTube chans ]
  216. https://www.youtube.com/channel/UCbNxlZZVmfP8n84ag-rGpMg/videos
  217. https://www.youtube.com/user/theurbanpenguin/videos?view=1&flow=list
  218. https://www.youtube.com/user/sabiddle/videos
  219. # scripting
  220. http://www.youtube.com/playlist?list=PLcUid3OP_4OXOUqYTDGjq-iEwtBf-3l2E
  221.  
  222.  
  223. [[[ ~ Audio ~ ]]]
  224.  
  225. http://www.reddit.com/r/linux/comments/1nun4f/using_linux_to_make_music_whats_the_deal/
  226. https://www.reddit.com/r/linux/comments/2iwd2y/is_linux_suitable_for_audio_recordingproduction/
  227. https://wiki.archlinux.org/index.php/Pro_Audio
  228. http://alsa.opensrc.org/
  229.  
  230. http://tuxradar.com/content/how-it-works-linux-audio-explained
  231. http://stackoverflow.com/questions/20118941/linux-audio-sub-systems
  232. http://0pointer.de/blog/projects/guide-to-sound-apis.html
  233.  
  234. https://forum.ableton.com/viewtopic.php?f=4&t=187391
  235.  
  236. https://github.com/wedesoft/hornetseye-alsa
  237. https://github.com/torvalds/linux/tree/master/Documentation/sound/alsa
  238.  
  239. http://manual.ardour.org/synchronization/latency-and-latency-compensation/
  240.  
  241. # General Reddit threads
  242. http://www.reddit.com/r/linux/comments/236a5l/can_someone_make_something_akin_to_wayland_but/
  243. https://www.reddit.com/r/linux/comments/2sutds/my_band_pneumonia_recorded_our_first_album_using/
  244.  
  245. # Dynamic Range Compression for PulseAudio
  246. https://www.bfccomputing.com/dynamic-range-compression-for-pulseaudio/
  247.  
  248. # ALSA / Pulseaudio for pro audio discussion
  249. https://www.reddit.com/r/linux/comments/2hv73a/what_is_the_one_thing_you_wish_linux_had_natively/ckwd9mk
  250.  
  251. # Config
  252. http://wiki.linuxaudio.org/wiki/system%20configuration#build_your_own_real-time_kernel_on_debian_wheezy_or_later
  253. http://www.penguinproducer.com/Blog/2011/12/setting-up-a-studio-with-ubuntu/
  254.  
  255. # RIP CDs
  256. https://www.reddit.com/r/linux/comments/2ijhdj/gnu_ddrescue_119_released/cl2pofg
  257.  
  258. # Speech / Voice recognition
  259. http://grasch.net/node/22
  260. https://www.reddit.com/r/linux/comments/2jhzle/the_state_of_voice_recognition_software_within/https://www.reddit.com/r/linux/comments/2jhzle/the_state_of_voice_recognition_software_within/
  261.  
  262. # Learn piano
  263. http://pianobooster.sourceforge.net/
  264.  
  265. # The power of (GC)C
  266. echo "main(i){for(i=0;;i++)putchar(((i*(i>>17|i>>9)&46&i>>3))^(i&i>>10|i>>100));}" | gcc -w -x c - && ./a.out | aplay
  267.  
  268. # Troubleshooting
  269. lsusb / lspci
  270. cat /proc/asound/cards
  271. aplay -l
  272. aplay-L
  273.  
  274.  
  275.  
  276. [[[ Alternative UI ]]]
  277.  
  278. # Dex UI - Futuristic/Sci-Fi Interface Programmed In openFrameworks (nnkd.org)
  279. https://www.reddit.com/r/linux/comments/2t0vjv/dex_ui_futuristicscifi_interface_programmed_in/
  280.  
  281. # Eagle Mode - Zoomable User Interface (YouTube)
  282. https://www.reddit.com/r/linux/comments/1nprrh/eagle_mode_zoomable_user_interface_youtube/
  283.  
  284. # Wayland 3D Compositor on Oculus Rift (youtube.com)
  285. https://www.reddit.com/r/linux/comments/287nup/wayland_3d_compositor_on_oculus_rift/
  286.  
  287.  
  288.  
  289. [[[ GAEMZ ]]]
  290. # TribesNext (Tribes2 re-implementation) under Linux
  291. http://www.tribesnext.com/forum/index.php?topic=2095.0
  292. http://www.youtube.com/watch?v=fdyxo_tauNQ
  293.  
  294. # RetroRig
  295. http://www.reddit.com/r/LinuxActionShow/comments/25wndc/retrorig_a_personal_project_i_hope_everyone/
  296.  
  297.  
  298.  
  299. [[[ Damage ]]]
  300.  
  301. [ Prevent ]
  302. # Backup ideas
  303. https://www.reddit.com/r/linux/comments/2qtyby/what_does_rlinux_use_to_backup_their_computers/
  304.  
  305. # How to shred recursively in directories
  306. http://www.linuxforums.org/forum/miscellaneous/46693-how-shred-entire-directory-tree.html#post257616
  307.  
  308. # What to do when altering remote machines
  309. http://www.reddit.com/r/linux/comments/1kdf37/what_are_some_of_your_major_linux_fk_ups/cbnzb11
  310.  
  311. [ Control ]
  312. http://serverfault.com/questions/218005/how-do-i-deal-with-a-compromised-server
  313.  
  314.  
  315.  
  316. [[[ Shell & Scripting ]]]
  317. http://www.reddit.com/r/linux/comments/2foinb/what_is_the_exact_difference_between_a_terminal_a/
  318. http://mywiki.wooledge.org/
  319. http://wiki.bash-hackers.org/doku.php
  320. http://www.gnu.org/software/bash/manual/bashref.html#Introduction
  321. http://www.reddit.com/r/linux/comments/235v51/better_bash_scripting_in_15_minutes/
  322. http://guide.bash.academy/
  323. http://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html
  324.  
  325. # About terminals
  326. http://linuxgazette.net/137/anonymous.html
  327.  
  328. # Customization
  329. http://pln.jonas.me/xterm-colors
  330. http://www.reddit.com/r/commandline/comments/23c4us/the_bash_prompt/
  331. https://www.reddit.com/r/linux/comments/2iytrs/terminalsexy_terminal_color_scheme_designer/
  332.  
  333. # Bash search suggest box
  334. http://www.reddit.com/r/linux/comments/2a4b80/bash_history_suggest_box/
  335.  
  336. # Moar advice
  337. http://www.reddit.com/r/linux/comments/2dwe4y/dae_have_a_bash_script_template_you_generally/
  338.  
  339. # Bash vs. Zsh
  340. http://www.reddit.com/r/linux/comments/2fubpn/zsh_proscons/
  341.  
  342. # How does the Shellshock exploit work?
  343. http://fedoramagazine.org/shellshock-how-does-it-actually-work/
  344. https://www.reddit.com/r/linux/comments/2hlwwz/stackexchanges_top_answer_on_shellshock_and_why/
  345.  
  346. # Fav minimalist CLI apps
  347. https://www.reddit.com/r/linux/comments/2psson/whatre_your_favorite_cli_and_minimalistic/
  348. # Fav aliases
  349. https://www.reddit.com/r/commandline/comments/2tjqz2/favorite_aliases/
  350.  
  351.  
  352. [ VIM ]
  353. # Learn
  354. https://raw.github.com/dahu/LearnVim/master/doc/learnvim.txt
  355. http://dahu.github.io/vim_waz_ere/
  356. https://github.com/dahu/VimRegexTutor
  357. http://www.youtube.com/user/MinuteVimTricks/videos
  358. http://www.reddit.com/r/linux/comments/264hl2/learn_to_love_vim/
  359. http://www.reddit.com/r/linux/comments/29by6c/so_i_now_want_to_learn_vim_and_use_it_as_python/
  360.  
  361. http://pascalprecht.github.io/2014/03/18/why-i-use-vim/
  362. http://of-vim-and-vigor.blogspot.de/2012/06/art-of-edits-i-weaponry.html
  363. http://www.reddit.com/r/linux/comments/1kdvq5/til_that_vim_has_tabs_thats_wonderful/
  364. http://stackoverflow.com/questions/1218390/what-is-your-most-productive-shortcut-with-vim
  365. http://stackoverflow.com/questions/11489428/how-to-make-vim-paste-from-and-copy-to-systems-clipboard
  366.  
  367. http://vimcasts.org/
  368.  
  369. # book
  370. http://pragprog.com/book/dnvim/practical-vim
  371.  
  372. # counter-argument
  373. http://www.reddit.com/submit?url=http%3A%2F%2Fdelvarworld.github.io%2Fblog%2F2013%2F03%2F16%2Fjust-use-sublime-text%2F
  374.  
  375. # Color schemes
  376. https://code.google.com/p/vimcolorschemetest/
  377.  
  378. # Plugins
  379. http://www.reddit.com/r/linux/comments/29a0ya/vim_awesome/
  380. http://lsh.io/plugtalk/#48
  381.  
  382.  
  383.  
  384. [[[ Drama ]]]
  385. http://www.reddit.com/r/linux/comments/1z0vig/ffmpeg_may_return_to_debian_and_by_extend_ubuntu/cfpjqtj
  386.  
  387.  
  388.  
  389. [[[ urxvt ]]]
  390. https://wiki.archlinux.org/index.php/rxvt-unicode
  391. http://wiki.afterstep.org/index.php?title=Rxvt-Unicode_Configuration_Tutorial
  392. http://manpages.ubuntu.com/manpages/precise/man7/urxvt.7.html
  393.  
  394.  
  395. [[[ FreeNAS ]]]
  396. # Check temps
  397. http://forums.freenas.org/index.php?threads/how-to-monitor-system-cpu-hdd-mobo-gpu-temperatures-on-freenas-8.2994/
  398.  
  399. # Checklist
  400. https://www.reddit.com/r/freenas/comments/1vw9ic/thinking_about_freenas_but_getting_overwhelmed/
  401.  
  402. # Backup config files automatically
  403. https://forums.freenas.org/index.php?threads/backup-config-file-every-night-automatically.8237/
  404.  
  405. # Persistent changes in the filesystem - http://kpaste.net/a2c0299
  406.  
  407. # The connection problem:
  408. https://www.reddit.com/r/linux4noobs/comments/2q2cn1/i_want_to_connect_to_my_isolated_nas_but_at_the/
  409. # Solutions:
  410. http://lamarque-lvs.blogspot.nl/2011/11/networkmanager-per-device-routing.html
  411. http://askubuntu.com/questions/89364/force-network-manager-to-use-wireless-for-an-internet-connection
  412. https://superuser.com/questions/9586/how-do-i-setup-ubuntu-linuxs-network-manager-to-selectively-route-network-traff
  413. http://ubuntuforums.org/showthread.php?t=2161887
  414.  
  415.  
  416. [[[ Hardware ]]]
  417. http://www.reddit.com/r/linux/comments/22cnui/pc_engines_apu_system_boards_3x_gige_2_or_4_gb/
  418. http://www.reddit.com/r/linux/comments/226izd/intel_releases_99_minnowboard_max_an_opensource/
  419.  
  420.  
  421.  
  422. [[[ TODO: ]]]
  423. Learn the filesystem hierarchy and major bits such as your bootloader, init system or systemd, etc
  424. File shares (Samba, NFS, iSCSI)
  425. Network Services (SSHD, DNS, DHCP, PXE, TFTP, FTP, etc)
  426. Automation (Scripting, Configuration management ie Ansible, Puppet, Chef, Saltstack)
  427. Hardening, Security and Accounts (IPTables, SELinux, patching/repository management, cgroups, encryption, permissions, ldap and kerberos SSO)
  428.  
  429.  
  430. ======================================================================
  431. HANDY COMMANDOS
  432.  
  433. ---
  434. # Archive directory
  435. tar -cvWf archive_name.tar dir_name
  436.  
  437. # Extract archive
  438. tar -xvf archive_name.tar
  439.  
  440. # GPG encrypt
  441. gpg -ac archive_name.tar
  442.  
  443. # GPG decrypt
  444. gpg -d archive_name.tar.asc > archive_name.tar
  445.  
  446. ---
  447. # CLI pastebin alias
  448. alias apaste='curl -F '\''paste=<-'\'' http://apaste.info/store'
  449.  
  450. # Do The Right Extract
  451. http://brettcsmith.org/2007/dtrx/
  452.  
  453. # How to check install size of packages (debian based)
  454. dpkg-query -Wf '${Installed-Size}\t${Package}\n' | sort -n | less
  455.  
  456. # Badblocks
  457. badblocks -nsv -p2 -o ./badblocksresult.txt /dev/sdX
  458.  
  459. # Watch progress of dd
  460. watch -n 1 killall -USR1 dd
  461.  
  462. # What's the best rsync command?
  463. rsync -avPHSxh
  464.  
  465. # Superfind
  466. http://stackoverflow.com/questions/16956810/finding-all-files-containing-a-text-string-on-linux
  467.  
  468. # List only dirs and files starting with a . (dot)
  469. ls -d .[^.]*
  470.  
  471.  
  472. diff <(ls /tmp/folder1) <(ls /tmp/folder2) # diff output of 2 commands
  473. diff -r /tmp/folder1 /tmp/folder2 # diff 2 dirs
  474.  
  475. # Substitute string1 to string2 in every file in a given path
  476. find path -type f -exec sed -i 's/string1/string2/' {} \;
  477.  
  478. ## in vim:
  479. # Visually select a block of text and prepend a '#' to it
  480. 1. Visually select block
  481. 2. Ctrl+v I # Esc
  482. # Do the reverse (remove prepending '#' characters)
  483. 1. Visually select block
  484. 2. Ctrl+v 0 x

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