Working with Linux

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Working with Linux – Quick Hacks for theCommand LineCopyright © 2017 Packt PublishingAll rights reserved. No part of this book may be reproduced, stored in a retrieval system, ortransmitted in any form or by any means, without the prior written permission of the publisher, exceptin the case of brief quotations embedded in critical articles or reviews.Every effort has been made in the preparation of this book to ensure the accuracy of the informationpresented. However, the information contained in this book is sold without warranty, either expressor implied. Neither the authors, nor Packt Publishing, and its dealers and distributors will be heldliable for any damages caused or alleged to be caused directly or indirectly by this book.Packt Publishing has endeavored to provide trademark information about all of the companies andproducts mentioned in this book by the appropriate use of capitals. However, Packt Publishing cannotguarantee the accuracy of this information.First published: May 2017Production reference: 1260517Published by Packt Publishing Ltd.Livery Place35 Livery StreetBirmingham B3 2PB, UK.ISBN 978-1-78712-918-4www.packtpub.comThis book was downloaded from AvaxHome!Visit my blog with more new books:https://avxhm.se/blogs/AlenMiler
CreditsAuthorPetru IșfanBogdan VaidaCommissioning EditorKartikey PandeyAcquisition EditorPrachi BishtContent Development EditorPrachi BishtTrusha ShriyanTechnical EditorNaveenkumar JainCopy EditorsSafis EditingProject CoordinatorKinjal BariProofreaderSafis EditingIndexerAishwarya GangawaneGraphicsKirk D'PenhaProduction Coordinator
Page 2 and 3: Working with Linux - Quick Hacks fo
Page 4 and 5: Network - Who's listening?Autoenv -
Page 8 and 9: Melwyn DsaCover WorkMelwyn Dsa
Page 10 and 11: www.PacktPub.com
Page 12 and 13: Why subscribe?Fully searchable acro
Page 14 and 15: PrefaceOur mission is to save Linux
Page 16 and 17: What you need for this bookIdeally,
Page 18 and 19: ConventionsIn this book, you will f
Page 20 and 21: Customer supportNow that you are th
Page 22 and 23: PiracyPiracy of copyrighted materia
Page 24 and 25: Chapter 1. IntroductionThis book is
Page 27 and 28: Terminator - the ultimate terminalT
Page 29 and 30: Preferences menuIt's an customizing
Page 31 and 32: And voila! This is our newly config
Page 33 and 34: Ctrl + Shift + E for a vertical spl
Page 35 and 36: Text zoom: Ctrl + + and Ctrl + -
Page 37 and 38: Guake - not Quake!Terminator works
Page 39 and 40: I believe you can guess what this d
Page 41 and 42: We can use Guake in full screen by
Page 43 and 44: The tool is automatically added to
Page 45 and 46: For example, we might want to updat
Page 47 and 48: With ClipIt, you can copy and paste
Page 49 and 50: Vim is renowned for its exotic keyb
Page 51 and 52: Press the Insert key again to go to
Page 53 and 54: productive in the coolest terminal
Page 55 and 56: instructions for installing the oh-
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Let's create a file, say readme.md.
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You can now see the branch name in
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History navigation: Click on arrow
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To see a list of shortcuts, run the
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joe is the string we are searching
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If we don't know exactly what chara
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To find all the lines that have onl
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This will replace every occurrence
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Pipes and subshells - your shell's
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"df -h": This shows the disk usage
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ps aux: This prints all processes w
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cat lorem.txt| tr " " "\n": Transfo
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imagination and how well you learn
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As you can see, the value test is p
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In our case, we will be selecting f
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esacdoneecho "invalid option"exit 1
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./script.sh --ip wlp3s0We can see t
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This way we can start the script, w
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Shell scripting librariesTo really
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of the current working directory (o
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case ${CMD} inpublicip)print_public
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Supercharging VimLet's start by ope
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Let's choose desert!
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We can do the same thing for xml fi
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Keyboard kung fuNow that we have Vi
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Other handy shortcuts are:G: Go to
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:1,$s/CWD/DIR/g:1,$ - start from li
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This will delete everything from li
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cat lorem.txt | tr " " "\n" | grep
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When Vim splits the screen, it open
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Plugin steroids for VimIn this sect
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As we can see, before installing sn
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Here we can see all the snippets av
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A page describing the different enc
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It also has the benefit that it's s
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Using heredocs is a common techniqu
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Sed - one-liner productivity treasu
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If we check the content of the file
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As you can see, the text was update
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You can run, but you can't hide…
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You see here that both readme.md an
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You can see here all files that don
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Find can also locate files based on
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A good folder to search is ~/.local
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As we can see, electron has a few e
Page 149 and 150:
In order to do this, we combine fin
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tmux - virtual consoles, background
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For demonstration purposes, we will
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This will kill the running session.
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You also have the possibility to cr
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Ctrl + b &: delete
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Network - Who's listening?When work
Page 163 and 164:
Other useful information we get fro
Page 165 and 166:
You can quickly understand the form
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As you can see, there is again the
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non-standard. To actually connect t
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hostnames and ports. For a deeper u
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Now let's do the same thing for pro
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autoenv: Are you sure you want to a
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export environment=devexport versio
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Autoenv can really come in handy, a
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Let's assume we don't need the file
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It will show us a list of options a
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Chapter 5. Developers' TreasureIn t
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Clicking on the button generates a
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You can find the files used in this
Page 191 and 192:
The first and most important part o
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The format of the output image will
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This will create a JPEG image with
Page 197 and 198:
Let's try to shrink the large PNG i
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Alright, now let's try and do the s
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Go with the Git flowGit is by far t
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We can see that we are now on the d
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This command will tell us that we h
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This switches us over to our releas
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We see that the only two available
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GitFlow also comes with an enhanced
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Analyzing the git hooks directory,
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Merging Git conflicts with easeNow
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After this, we can run the followin
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Now we can easily see the two files
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In general, most modern IDEs offer
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Now do a rehash and type the follow
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Click on the link provided by ngrok
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JSON jamming in the new ageNowadays
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If we want to grab the request meth
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If we want to use the output as inp
Page 235 and 236:
Say, for example, if we want to cal
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Since that the syntax for accessing
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To skip printing empty bodies, we c
Page 241 and 242:
We can even perform arithmetic oper
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There we can see an example of cons
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This will send gedit to the backgro
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Now we see that the mouse pointer h
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Chapter 6. Terminal ArtAll work and
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To make this recurrent, we can incl
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Now, with our newly learned skills,
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Let your friends be amazed by the c
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IndexAautoenvabout / Autoenv - Set
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Ddesert / Color scheme desertdigabo
Page 262 and 263:
Ffind commandusing / You can run, b
Page 264 and 265:
Iidentify / Shrinking spells and ot
Page 266 and 267:
LlinuxURL, for developers / Are you
Page 268 and 269:
NNERDtreeabout / Plugin steroids fo
Page 270 and 271:
PpathogenURL / Plugin steroids for
Page 272 and 273:
Ssedone-liner productivity / Sed -
Page 274 and 275:
VVimsupercharging / Supercharging V
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