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Posted by Anonymous on Thu 29th Jan 2015 01:37
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  1. http://pof.kpaste.net/
  2.  
  3. # How do /r/linuxers share custom dotfiles?
  4. http://www.reddit.com/r/linux/comments/1j7y7x/how_do_rlinuxers_share_custom_dotfiles/
  5.  
  6. # Logcheck, be lazy with checking logs
  7. http://logcheck.org/
  8. https://www.youtube.com/watch?v=1QgbnK45IRg&feature=player_detailpage&list=PL170C8C4DDB2961B2&t=2999
  9. https://www.reddit.com/r/homelab/comments/2fgt30/monitoring_logs_with_elk_logstash_kibana/
  10.  
  11. ## Network monitoring
  12. # Pretty Ping!
  13. http://www.reddit.com/r/linux/comments/1op98a/prettypingsh_a_better_ui_for_watching_ping/
  14. # Other
  15. https://www.reddit.com/r/linux/comments/2s1q28/useful_commandline_network_monitors_on_linux/
  16.  
  17. # How to run a process on a specific core
  18. http://xmodulo.com/2013/10/run-program-process-specific-cpu-cores-linux.html
  19.  
  20. # How to kill process
  21. http://www.cyberciti.biz/faq/kill-process-in-linux-or-terminate-a-process-in-unix-or-linux-systems/
  22.  
  23. # How to roll out your own Debian distro
  24. http://www.staldal.nu/tech/2011/12/11/how-to-roll-your-own-debian-based-linux-distro/
  25.  
  26. # Linux 2FA
  27. http://www.reddit.com/r/linux/comments/2b4u4n/2_factor_authentication_backup_2fa_software_for/
  28. # OTP (GAuth) @ CLI
  29. http://otp.readthedocs.org/en/latest/
  30.  
  31. # Run stuff collaboratively on a server.
  32. http://www.reddit.com/r/sysadmin/comments/tqo7b/til_rundeck_is_a_great_tool_to_run_commands/
  33.  
  34. # Generate random strings
  35. http://www.howtogeek.com/howto/30184/10-ways-to-generate-a-random-password-from-the-command-line/
  36.  
  37. # twander file manager
  38. http://www.reddit.com/r/linux/comments/1ydl8t/pcman_file_manager_120_gets_separated_desktop/cfjuw9u
  39.  
  40. # Why u no open hardware :(
  41. http://www.reddit.com/r/linux/comments/20zg0h/first_ubuntu_tablets_to_launch_this_autumn/cg86z25
  42.  
  43. # About docs
  44. http://www.reddit.com/r/linux/comments/24jzyg/well_thats_a_super_helpful_installation_error/ch887pw
  45.  
  46. # Pipe through Internet!
  47. http://www.reddit.com/r/linux/comments/24uyqo/til_you_can_pipe_through_internet/
  48.  
  49. # LUKS data encryption
  50. http://www.reddit.com/r/linux/comments/2bgnwp/encrypt_your_data_using_luks/
  51.  
  52. # cgroups
  53. http://lwn.net/Articles/603762/
  54.  
  55. # Persistent (full?) install linux on usb for multiple computers with little to no damage? (self.linux)
  56. http://www.reddit.com/r/linux/comments/2gqovx/persistent_full_install_linux_on_usb_for_multiple/
  57.  
  58. # 3D filesystem browser
  59. https://www.reddit.com/r/linux/comments/2hky9x/tdfsb_3d_filesystem_browser/
  60.  
  61. # IPcalc
  62. http://jodies.de/ipcalc
  63.  
  64. # Photoshop on Linux
  65. https://www.reddit.com/r/linux/comments/2nbe8y/it_can_be_done_photoshop_cs5_on_linux_with_wine/
  66.  
  67. # Data recovery
  68. https://www.reddit.com/r/linux/comments/2ov9tu/safecopy_recover_data_from_corrupt_media/
  69.  
  70.  
  71.  
  72.  
  73. [[[ General resources & Blogs ]]]
  74.  
  75. http://www.reddit.com/r/linux/comments/21rm3o/what_is_a_useful_linux_tool_that_you_use_that/
  76. http://www.reddit.com/r/linux4noobs/comments/2ao9tp/want_to_learn_to_be_a_linux_sysadmin/
  77.  
  78. http://inconsolation.wordpress.com/index/
  79. http://www.catonmat.net/blog/bash-one-liners-explained-part-one/
  80. http://www.howtogeek.com/howto/ubuntu/keyboard-shortcuts-for-bash-command-shell-for-ubuntu-debian-suse-redhat-linux-etc/
  81. http://mindspill.net/computing/linux-notes/
  82. http://conqueringthecommandline.com/
  83. http://n0where.net/open-source-sysadmin-resources/
  84. https://help.ubuntu.com/community/Servers
  85.  
  86. # installgentoo
  87. https://wiki.installgentoo.com/index.php?title=Main_Page
  88.  
  89. # About filesystem
  90. http://www.reddit.com/r/linux/comments/1ypoz8/take_the_linux_filesystem_tour/
  91.  
  92. # Hardlinks & Softlinks
  93. http://www.reddit.com/r/linux/comments/251mb8/the_difference_between_hard_and_soft_links/
  94.  
  95. # X11 / Xorg / graphics stack explained
  96. http://www.reddit.com/r/linux/comments/2acvmo/explaining_x11_for_the_rest_of_us/
  97. http://www.reddit.com/r/linux/comments/2b8ap8/heartwrenching_story_of_opengl/
  98. http://www.reddit.com/r/linux/comments/1twuhi/xplain_explaining_x11_for_the_rest_of_us_jasper/
  99.  
  100. # (Illustrated) SSH
  101. http://chamibuddhika.wordpress.com/2012/03/21/ssh-tunnelling-explained/
  102. http://www.unixwiz.net/techtips/ssh-agent-forwarding.html
  103. https://www.reddit.com/r/linux/comments/2iflp3/prefixed_multihop_ssh_wildcard_configurations/
  104. https://www.reddit.com/r/linux/comments/2r539r/why_arent_we_using_ssh_for_everything/
  105.  
  106. # The Fascinating World of Linux System Calls (sysdigcloud.com)
  107. https://www.reddit.com/r/linux/comments/2pm6lo/the_fascinating_world_of_linux_system_calls/
  108.  
  109. # systemd for Administrators, Part 1
  110. http://0pointer.de/blog/projects/systemd-for-admins-1.html
  111. # systemd for users
  112. http://www.reddit.com/r/linux/comments/2dvmdn/what_do_you_as_a_user_love_about_systemd/
  113.  
  114. # Rsync difference between --checksum and --ignore-times options
  115. http://serverfault.com/questions/211005/rsync-difference-between-checksum-and-ignore-times-options
  116.  
  117. # wget useful commands
  118. https://www.reddit.com/r/opendirectories/comments/2rfg79/20_wget_commands_that_can_be_used_to_accomplish/
  119.  
  120. # Rute User's Tutorial and Exposition
  121. http://rute.2038bug.com/index.html.gz
  122.  
  123. # Explains commands and their flags. VERY USEFUL!
  124. http://explainshell.com/
  125.  
  126. # IBM developer works
  127. http://www.ibm.com/developerworks/linux/
  128.  
  129. # Debian minimal
  130. http://linuxforcynics.com/how-to/minimal-debian-install
  131. http://ask.debian.net/questions/what-s-the-first-thing-you-do-after-you-install-debian
  132.  
  133. # BroPages
  134. http://bropages.org/browse
  135.  
  136. # Cron syntax in plain English
  137. http://cronchecker.net/
  138.  
  139. # Install WordPress on CentOS 6.x
  140. http://www.geekpeek.net/install-wordpress-on-centos/
  141. http://www.tecmint.com/install-wordpress-using-lamp-or-lemp-on-rhel-centos-fedora/
  142.  
  143. # iptables
  144. https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Security_Guide/sect-Security_Guide-IPTables.html
  145. http://www.linuxtopia.org/online_books/centos_linux_guides/centos_linux_security_guide/s1-fireall-ipt-act.html
  146. http://www.cyberciti.biz/faq/rhel-fedorta-linux-iptables-firewall-configuration-tutorial/
  147. http://diaryproducts.net/about/operating_systems/unix/nmap_port_scanner_iptables_firewall
  148.  
  149. # GRUB
  150. http://ubuntuforums.org/showthread.php?t=1195275
  151. http://www.reddit.com/r/linux4noobs/comments/2ex4ex/short_introduction_into_grub_internals/
  152.  
  153. # Visualize memory
  154. https://www.reddit.com/r/linux/comments/2mrrjb/how_to_visualize_memory_usage_on_linux/
  155.  
  156. # inotify (trigger)
  157. https://www.reddit.com/r/commandline/comments/2runmh/how_you_can_use_inotifytools_to_monitor_file/
  158.  
  159.  
  160. [ Nginx ]
  161. # docs
  162. https://github.com/ngx/docs
  163. http://wiki.nginx.org/Main
  164.  
  165. # Optimizing nginx
  166. http://blog.zachorr.com/nginx-setup/
  167.  
  168. # How to redirect nginx
  169. http://www.servernoobs.com/nginx-redirect-url-with-http1-1-301-moved-permanently-header/?doing_wp_cron=1393287314.0689818859100341796875
  170.  
  171. # Hardening nginx with better cyphers
  172. https://www.reddit.com/r/netsec/comments/2pqsx9/harden_ssl_in_nginx_with_stronger_ciphers_newer/
  173.  
  174.  
  175. [ Docker ]
  176. http://www.reddit.com/r/linux/comments/2bxxye/introduction_to_docker/
  177. http://www.reddit.com/r/linux/comments/2c1csz/whos_using_docker/
  178. http://www.reddit.com/r/linux/comments/2bedwv/docker_security_with_selinux/
  179. https://github.com/shofetim/docker-skype
  180.  
  181.  
  182. [ Namespaces ]
  183. https://www.reddit.com/r/linux/comments/2n7mol/linux_namespaces_powerful_isolation_os_level/
  184. https://www.reddit.com/r/linux/comments/2n17b7/a_guide_to_linux_namespaces_and_environment/
  185.  
  186.  
  187. [ tmux ]
  188. http://www.reddit.com/r/linux/comments/2arczq/learn_tmux_with_minimul/
  189. http://www.reddit.com/r/commandline/comments/240oyo/mucks_a_session_manager_for_gnu_screen_and_tmux/
  190. http://www.reddit.com/r/commandline/comments/25tcfk/practical_tmux/
  191.  
  192. # Memory leak improvement under Linux - http://tmux.kpaste.net/ee9c3
  193.  
  194.  
  195. [ LOL / regex ]
  196. http://www.bbc.co.uk/news/world-europe-12985082
  197. http://stackoverflow.com/questions/1732348/regex-match-open-tags-except-xhtml-self-contained-tags/1732454
  198.  
  199. # Validating e-mail addresses, easy way, and the hard way.
  200. http://blog.mattheworiordan.com/post/13174566389/url-regular-expression-for-links-with-or-without-the
  201. http://www.ex-parrot.com/pdw/Mail-RFC822-Address.html
  202.  
  203. # Intro to regex
  204. http://www.youtube.com/watch?v=EkluES9Rvak
  205.  
  206. # Awk primer
  207. https://www.reddit.com/r/commandline/comments/2smkhm/awk_in_20_minutes/
  208. http://www.reddit.com/r/linux/comments/29hskb/an_awk_primer_wikibooks_open_books_for_an_open/
  209.  
  210.  
  211. [ LaTeX ]
  212. www.latextemplates.com
  213. https://www.writelatex.com/
  214. http://www.reddit.com/r/linux/comments/2clx22/learning_latex_on_linux/
  215.  
  216.  
  217. [ YouTube chans ]
  218. https://www.youtube.com/channel/UCbNxlZZVmfP8n84ag-rGpMg/videos
  219. https://www.youtube.com/user/theurbanpenguin/videos?view=1&flow=list
  220. https://www.youtube.com/user/sabiddle/videos
  221. # scripting
  222. http://www.youtube.com/playlist?list=PLcUid3OP_4OXOUqYTDGjq-iEwtBf-3l2E
  223.  
  224.  
  225. [[[ ~ Audio ~ ]]]
  226.  
  227. http://www.reddit.com/r/linux/comments/1nun4f/using_linux_to_make_music_whats_the_deal/
  228. https://www.reddit.com/r/linux/comments/2iwd2y/is_linux_suitable_for_audio_recordingproduction/
  229. https://wiki.archlinux.org/index.php/Pro_Audio
  230. http://alsa.opensrc.org/
  231.  
  232. http://tuxradar.com/content/how-it-works-linux-audio-explained
  233. http://stackoverflow.com/questions/20118941/linux-audio-sub-systems
  234. http://0pointer.de/blog/projects/guide-to-sound-apis.html
  235.  
  236. https://forum.ableton.com/viewtopic.php?f=4&t=187391
  237.  
  238. https://github.com/wedesoft/hornetseye-alsa
  239. https://github.com/torvalds/linux/tree/master/Documentation/sound/alsa
  240.  
  241. http://manual.ardour.org/synchronization/latency-and-latency-compensation/
  242.  
  243. # General Reddit threads
  244. http://www.reddit.com/r/linux/comments/236a5l/can_someone_make_something_akin_to_wayland_but/
  245. https://www.reddit.com/r/linux/comments/2sutds/my_band_pneumonia_recorded_our_first_album_using/
  246.  
  247. # Dynamic Range Compression for PulseAudio
  248. https://www.bfccomputing.com/dynamic-range-compression-for-pulseaudio/
  249.  
  250. # ALSA / Pulseaudio for pro audio discussion
  251. https://www.reddit.com/r/linux/comments/2hv73a/what_is_the_one_thing_you_wish_linux_had_natively/ckwd9mk
  252.  
  253. # Config
  254. http://wiki.linuxaudio.org/wiki/system%20configuration#build_your_own_real-time_kernel_on_debian_wheezy_or_later
  255. http://www.penguinproducer.com/Blog/2011/12/setting-up-a-studio-with-ubuntu/
  256.  
  257. # RIP CDs
  258. https://www.reddit.com/r/linux/comments/2ijhdj/gnu_ddrescue_119_released/cl2pofg
  259.  
  260. # Speech / Voice recognition
  261. http://grasch.net/node/22
  262. 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/
  263.  
  264. # Learn piano
  265. http://pianobooster.sourceforge.net/
  266.  
  267. # The power of (GC)C
  268. 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
  269.  
  270. # Troubleshooting
  271. lsusb / lspci
  272. cat /proc/asound/cards
  273. aplay -l
  274. aplay-L
  275.  
  276.  
  277.  
  278. [[[ Alternative UI ]]]
  279.  
  280. # Dex UI - Futuristic/Sci-Fi Interface Programmed In openFrameworks (nnkd.org)
  281. https://www.reddit.com/r/linux/comments/2t0vjv/dex_ui_futuristicscifi_interface_programmed_in/
  282.  
  283. # Eagle Mode - Zoomable User Interface (YouTube)
  284. https://www.reddit.com/r/linux/comments/1nprrh/eagle_mode_zoomable_user_interface_youtube/
  285.  
  286. # Wayland 3D Compositor on Oculus Rift (youtube.com)
  287. https://www.reddit.com/r/linux/comments/287nup/wayland_3d_compositor_on_oculus_rift/
  288.  
  289.  
  290.  
  291. [[[ GAEMZ ]]]
  292. # TribesNext (Tribes2 re-implementation) under Linux
  293. http://www.tribesnext.com/forum/index.php?topic=2095.0
  294. http://www.youtube.com/watch?v=fdyxo_tauNQ
  295.  
  296. # RetroRig
  297. http://www.reddit.com/r/LinuxActionShow/comments/25wndc/retrorig_a_personal_project_i_hope_everyone/
  298.  
  299.  
  300.  
  301. [[[ Damage ]]]
  302.  
  303. [ Prevent ]
  304. # Backup ideas
  305. https://www.reddit.com/r/linux/comments/2qtyby/what_does_rlinux_use_to_backup_their_computers/
  306.  
  307. # How to shred recursively in directories
  308. http://www.linuxforums.org/forum/miscellaneous/46693-how-shred-entire-directory-tree.html#post257616
  309.  
  310. # What to do when altering remote machines
  311. http://www.reddit.com/r/linux/comments/1kdf37/what_are_some_of_your_major_linux_fk_ups/cbnzb11
  312.  
  313. [ Control ]
  314. http://serverfault.com/questions/218005/how-do-i-deal-with-a-compromised-server
  315.  
  316.  
  317.  
  318. [[[ Shell & Scripting ]]]
  319. http://www.reddit.com/r/linux/comments/2foinb/what_is_the_exact_difference_between_a_terminal_a/
  320. http://mywiki.wooledge.org/
  321. http://wiki.bash-hackers.org/doku.php
  322. http://www.gnu.org/software/bash/manual/bashref.html#Introduction
  323. http://www.reddit.com/r/linux/comments/235v51/better_bash_scripting_in_15_minutes/
  324. http://guide.bash.academy/
  325. http://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html
  326.  
  327. # About terminals
  328. http://linuxgazette.net/137/anonymous.html
  329.  
  330. # Customization
  331. http://pln.jonas.me/xterm-colors
  332. http://www.reddit.com/r/commandline/comments/23c4us/the_bash_prompt/
  333. https://www.reddit.com/r/linux/comments/2iytrs/terminalsexy_terminal_color_scheme_designer/
  334.  
  335. # Bash search suggest box
  336. http://www.reddit.com/r/linux/comments/2a4b80/bash_history_suggest_box/
  337.  
  338. # Moar advice
  339. http://www.reddit.com/r/linux/comments/2dwe4y/dae_have_a_bash_script_template_you_generally/
  340.  
  341. # Bash vs. Zsh
  342. http://www.reddit.com/r/linux/comments/2fubpn/zsh_proscons/
  343.  
  344. # How does the Shellshock exploit work?
  345. http://fedoramagazine.org/shellshock-how-does-it-actually-work/
  346. https://www.reddit.com/r/linux/comments/2hlwwz/stackexchanges_top_answer_on_shellshock_and_why/
  347.  
  348. # Fav minimalist CLI apps
  349. https://www.reddit.com/r/linux/comments/2psson/whatre_your_favorite_cli_and_minimalistic/
  350. # Fav aliases
  351. https://www.reddit.com/r/commandline/comments/2tjqz2/favorite_aliases/
  352.  
  353.  
  354. [ VIM ]
  355. # Learn
  356. https://raw.github.com/dahu/LearnVim/master/doc/learnvim.txt
  357. http://dahu.github.io/vim_waz_ere/
  358. https://github.com/dahu/VimRegexTutor
  359. http://www.youtube.com/user/MinuteVimTricks/videos
  360. http://www.reddit.com/r/linux/comments/264hl2/learn_to_love_vim/
  361. http://www.reddit.com/r/linux/comments/29by6c/so_i_now_want_to_learn_vim_and_use_it_as_python/
  362.  
  363. http://pascalprecht.github.io/2014/03/18/why-i-use-vim/
  364. http://of-vim-and-vigor.blogspot.de/2012/06/art-of-edits-i-weaponry.html
  365. http://www.reddit.com/r/linux/comments/1kdvq5/til_that_vim_has_tabs_thats_wonderful/
  366. http://stackoverflow.com/questions/1218390/what-is-your-most-productive-shortcut-with-vim
  367. http://stackoverflow.com/questions/11489428/how-to-make-vim-paste-from-and-copy-to-systems-clipboard
  368.  
  369. # Compiled resource
  370. vim.kpaste.net
  371.  
  372. http://vimcasts.org/
  373.  
  374. # book
  375. http://pragprog.com/book/dnvim/practical-vim
  376.  
  377. # counter-argument
  378. http://www.reddit.com/submit?url=http%3A%2F%2Fdelvarworld.github.io%2Fblog%2F2013%2F03%2F16%2Fjust-use-sublime-text%2F
  379.  
  380. # Color schemes
  381. https://code.google.com/p/vimcolorschemetest/
  382.  
  383. # Plugins
  384. http://www.reddit.com/r/linux/comments/29a0ya/vim_awesome/
  385. http://lsh.io/plugtalk/#48
  386.  
  387.  
  388.  
  389. [[[ Drama ]]]
  390. http://www.reddit.com/r/linux/comments/1z0vig/ffmpeg_may_return_to_debian_and_by_extend_ubuntu/cfpjqtj
  391.  
  392.  
  393.  
  394. [[[ urxvt ]]]
  395. https://wiki.archlinux.org/index.php/rxvt-unicode
  396. http://wiki.afterstep.org/index.php?title=Rxvt-Unicode_Configuration_Tutorial
  397. http://manpages.ubuntu.com/manpages/precise/man7/urxvt.7.html
  398.  
  399.  
  400. [[[ FreeNAS ]]]
  401. # Check temps
  402. http://forums.freenas.org/index.php?threads/how-to-monitor-system-cpu-hdd-mobo-gpu-temperatures-on-freenas-8.2994/
  403.  
  404. # Checklist
  405. https://www.reddit.com/r/freenas/comments/1vw9ic/thinking_about_freenas_but_getting_overwhelmed/
  406.  
  407. # Backup config files automatically
  408. https://forums.freenas.org/index.php?threads/backup-config-file-every-night-automatically.8237/
  409.  
  410. # Persistent changes in the filesystem - http://kpaste.net/a2c0299
  411.  
  412. # The connection problem:
  413. https://www.reddit.com/r/linux4noobs/comments/2q2cn1/i_want_to_connect_to_my_isolated_nas_but_at_the/
  414. # Solutions:
  415. http://lamarque-lvs.blogspot.nl/2011/11/networkmanager-per-device-routing.html
  416. http://askubuntu.com/questions/89364/force-network-manager-to-use-wireless-for-an-internet-connection
  417. https://superuser.com/questions/9586/how-do-i-setup-ubuntu-linuxs-network-manager-to-selectively-route-network-traff
  418. http://ubuntuforums.org/showthread.php?t=2161887
  419.  
  420.  
  421. [[[ Hardware ]]]
  422. http://www.reddit.com/r/linux/comments/22cnui/pc_engines_apu_system_boards_3x_gige_2_or_4_gb/
  423. http://www.reddit.com/r/linux/comments/226izd/intel_releases_99_minnowboard_max_an_opensource/
  424.  
  425.  
  426.  
  427. [[[ TODO: ]]]
  428. Learn the filesystem hierarchy and major bits such as your bootloader, init system or systemd, etc
  429. File shares (Samba, NFS, iSCSI)
  430. Network Services (SSHD, DNS, DHCP, PXE, TFTP, FTP, etc)
  431. Automation (Scripting, Configuration management ie Ansible, Puppet, Chef, Saltstack)
  432. Hardening, Security and Accounts (IPTables, SELinux, patching/repository management, cgroups, encryption, permissions, ldap and kerberos SSO)
  433.  
  434.  
  435. ======================================================================
  436. HANDY COMMANDOS
  437.  
  438. ---
  439. # Archive directory
  440. tar -cvWf archive_name.tar dir_name
  441.  
  442. # Extract archive
  443. tar -xvf archive_name.tar
  444.  
  445. # GPG encrypt
  446. gpg -ac archive_name.tar
  447.  
  448. # GPG decrypt
  449. gpg -d archive_name.tar.asc > archive_name.tar
  450.  
  451. ---
  452. # CLI pastebin alias
  453. alias apaste='curl -F '\''paste=<-'\'' http://apaste.info/store'
  454.  
  455. # Do The Right Extract
  456. http://brettcsmith.org/2007/dtrx/
  457.  
  458. # How to check install size of packages (debian based)
  459. dpkg-query -Wf '${Installed-Size}\t${Package}\n' | sort -n | less
  460.  
  461. # Badblocks
  462. badblocks -nsv -p2 -o ./badblocksresult.txt /dev/sdX
  463.  
  464. # Watch progress of dd
  465. watch -n 1 killall -USR1 dd
  466.  
  467. # What's the best rsync command?
  468. rsync -avPHSxh
  469.  
  470. # Superfind
  471. http://stackoverflow.com/questions/16956810/finding-all-files-containing-a-text-string-on-linux
  472.  
  473. # List only dirs and files starting with a . (dot)
  474. ls -d .[^.]*
  475.  
  476.  
  477. diff <(ls /tmp/folder1) <(ls /tmp/folder2) # diff output of 2 commands
  478. diff -r /tmp/folder1 /tmp/folder2 # diff 2 dirs
  479.  
  480. # Substitute string1 to string2 in every file in a given path
  481. find path -type f -exec sed -i 's/string1/string2/' {} \;
  482.  
  483. ## in vim:
  484. # Visually select a block of text and prepend a '#' to it
  485. 1. Visually select block
  486. 2. Ctrl+v I # Esc
  487. # Do the reverse (remove prepending '#' characters)
  488. 1. Visually select block
  489. 2. Ctrl+v 0 x

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