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<map version="0.9.0">
<!--To view this file, download free mind mapping software Freeplane from http://freeplane.sourceforge.net -->
<node ID="ID_1195719416" CREATED="1290235900547" MODIFIED="1368431735701" COLOR="#fefefe" BACKGROUND_COLOR="#448ef1">
<richcontent TYPE="NODE">
<html>
<head>
</head>
<body>
<p>
UNIX/Linux Basics
</p>
<p>
Pre-requirement course
</p>
<p>
Margus Ernits
</p>
<p>
Estonian IT College
</p>
<p>
Based on GNU/Linux Ubuntu
</p>
</body>
</html>
</richcontent>
<hook NAME="MapStyle" max_node_width="600"/>
<node TEXT="Working with files" POSITION="right" ID="ID_1244161955" CREATED="1290235931264" MODIFIED="1346307942424">
<node TEXT="Creating files and directories" ID="ID_1725099558" CREATED="1290236101423" MODIFIED="1342973964830">
<node TEXT="touch failname" ID="ID_183499531" CREATED="1290236584926" MODIFIED="1342973972975"/>
<node TEXT="mkdir dirname" ID="ID_1529549069" CREATED="1290236592350" MODIFIED="1342973978566"/>
</node>
<node TEXT="Copy files and directories" ID="ID_1948556105" CREATED="1290236690782" MODIFIED="1342973995102">
<node TEXT="cp original copy" ID="ID_1487951401" CREATED="1290236700606" MODIFIED="1342974009956"/>
<node TEXT="cp originaldir newdir -r" ID="ID_1385900560" CREATED="1290236711086" MODIFIED="1342974027610"/>
</node>
<node TEXT="Deleting" ID="ID_1599822687" CREATED="1290236109455" MODIFIED="1342974033509">
<node TEXT="rm filename" ID="ID_847542154" CREATED="1290236602158" MODIFIED="1342974041641"/>
<node TEXT="rm dirname -r" ID="ID_224654896" CREATED="1290236606158" MODIFIED="1342974046283"/>
</node>
<node TEXT="Renaming and moving" ID="ID_1038292631" CREATED="1290236117695" MODIFIED="1342974058422">
<node TEXT="mv oldname newname" ID="ID_988849242" CREATED="1290236619070" MODIFIED="1342974067357"/>
</node>
<node TEXT="Seach" ID="ID_53446699" CREATED="1290236131759" MODIFIED="1342974078437">
<node TEXT="using metadata" ID="ID_667542433" CREATED="1290236636110" MODIFIED="1343023288133">
<node TEXT="find path metadata patterb" ID="ID_265189925" CREATED="1290237548893" MODIFIED="1343023311917"/>
<node TEXT="find . -name filename" ID="ID_182003767" CREATED="1290237565965" MODIFIED="1343023318086"/>
</node>
<node TEXT="from files" ID="ID_1548465314" CREATED="1290236652782" MODIFIED="1343023294117">
<node TEXT="grep pattern filename" ID="ID_703763403" CREATED="1290236660606" MODIFIED="1343023327117"/>
<node TEXT="grep pattern directory -R" ID="ID_745160508" CREATED="1290236674286" MODIFIED="1343023337782"/>
</node>
</node>
<node TEXT="Navigation" ID="ID_434981194" CREATED="1290236143903" MODIFIED="1343021781256">
<node TEXT="cd" ID="ID_1876773271" CREATED="1290236722974" MODIFIED="1290236725213">
<node TEXT="cd /long/absolute/path" ID="ID_1342370701" CREATED="1290236726798" MODIFIED="1343021799219"/>
<node TEXT="cd ../relative/path" ID="ID_1786332134" CREATED="1290236741854" MODIFIED="1343021812089"/>
<node TEXT="go to previous directory" ID="ID_1305546836" CREATED="1290236748110" MODIFIED="1343021827352">
<node TEXT="cd -" ID="ID_1997789435" CREATED="1290236761710" MODIFIED="1290236764030"/>
</node>
<node TEXT="go to the home directory" ID="ID_368500267" CREATED="1290236772126" MODIFIED="1343021839223">
<node TEXT="cd" ID="ID_636749621" CREATED="1290236780046" MODIFIED="1290236781021"/>
</node>
<node TEXT="to op" ID="ID_632672129" CREATED="1290237454733" MODIFIED="1343021848339">
<node TEXT="cd .." ID="ID_1416386579" CREATED="1290237450237" MODIFIED="1290237453868"/>
<node TEXT="cd ../../.. etc" ID="ID_867355651" CREATED="1290237461149" MODIFIED="1343021857182"/>
</node>
</node>
</node>
<node TEXT="viewing files" ID="ID_1809316131" CREATED="1290236153903" MODIFIED="1343021882774">
<node TEXT="cat filename" ID="ID_71181741" CREATED="1290237275838" MODIFIED="1343021866526"/>
<node TEXT="less filename" ID="ID_1378242445" CREATED="1290237280910" MODIFIED="1343021873358"/>
</node>
<node TEXT="editing files" ID="ID_1126693258" CREATED="1290236170000" MODIFIED="1343021890951">
<node TEXT="nano filename" ID="ID_602126429" CREATED="1290237286046" MODIFIED="1343021896238"/>
<node TEXT="in Gnome" ID="ID_1403664103" CREATED="1290237292045" MODIFIED="1343021907870">
<node TEXT="gedit" ID="ID_1278432982" CREATED="1290237309453" MODIFIED="1290237314663"/>
</node>
<node TEXT="for experts" ID="ID_1719897277" CREATED="1290237317277" MODIFIED="1343021916214">
<node TEXT="vim filename" ID="ID_1962610176" CREATED="1290237321309" MODIFIED="1343021921974"/>
</node>
</node>
<node TEXT="file permissions" ID="ID_1566858650" CREATED="1290236555134" MODIFIED="1343021931174">
<node TEXT="permissions" ID="ID_524540546" CREATED="1290237330525" MODIFIED="1343021938767">
<node TEXT="chmod" ID="ID_1020350100" CREATED="1290237363694" MODIFIED="1290237366061">
<node TEXT="chmod u+x fail" ID="ID_283476082" CREATED="1290237367373" MODIFIED="1290237391805"/>
<node TEXT="chmod g+wr,o+r fail" ID="ID_1415430586" CREATED="1290237372397" MODIFIED="1290237386318"/>
</node>
</node>
<node TEXT="owner" ID="ID_1869951724" CREATED="1290237334157" MODIFIED="1343021944310">
<node TEXT="chown omanik fail" ID="ID_1009908675" CREATED="1290237349165" MODIFIED="1290237362237"/>
</node>
<node TEXT="group" ID="ID_65517290" CREATED="1290237337885" MODIFIED="1343021948950">
<node TEXT="chgrp grupp fail" ID="ID_528286431" CREATED="1290237340605" MODIFIED="1290237347037"/>
</node>
</node>
</node>
<node TEXT="Working with users" POSITION="right" ID="ID_1084868954" CREATED="1290236066047" MODIFIED="1346307943392">
<node TEXT="adding" ID="ID_249435850" CREATED="1290236210191" MODIFIED="1342973676791">
<node TEXT="adduser username" ID="ID_911126269" CREATED="1290236214559" MODIFIED="1342973672239"/>
</node>
<node TEXT="adding group" ID="ID_1187803056" CREATED="1290236219503" MODIFIED="1342973691759">
<node TEXT="addgroup groupname" ID="ID_163571805" CREATED="1290236275551" MODIFIED="1342973698496"/>
</node>
<node TEXT="adding user to group" ID="ID_1187358349" CREATED="1290236229839" MODIFIED="1342973711951">
<node TEXT="adduser username groupname" ID="ID_633602858" CREATED="1290236262095" MODIFIED="1342973724599"/>
</node>
<node TEXT="change user's password" ID="ID_776108278" CREATED="1290237397101" MODIFIED="1342973738719">
<node TEXT="passwd" ID="ID_1472810662" CREATED="1290237401693" MODIFIED="1290237404493"/>
<node TEXT="passwd username" ID="ID_1679749446" CREATED="1290237404989" MODIFIED="1342973745782"/>
</node>
<node TEXT="modify user data" ID="ID_1206141525" CREATED="1342973769764" MODIFIED="1342973780302">
<node TEXT="usermod [commands] username" ID="ID_1304097091" CREATED="1290237410845" MODIFIED="1342973809086">
<node TEXT="locking" ID="ID_896597021" CREATED="1290237415165" MODIFIED="1342973818814">
<node TEXT="-L" ID="ID_1768978283" CREATED="1290237433149" MODIFIED="1290237435181"/>
</node>
<node TEXT="unlocking" ID="ID_19772988" CREATED="1290237422525" MODIFIED="1342973837462">
<node TEXT="-U" ID="ID_1706711031" CREATED="1290237428653" MODIFIED="1290237431917"/>
</node>
<node TEXT="change login name" ID="ID_56461279" CREATED="1290237491165" MODIFIED="1342973848582">
<node TEXT="-l" ID="ID_213240134" CREATED="1290237504205" MODIFIED="1290237506190"/>
</node>
<node TEXT="change home folder" ID="ID_1613388045" CREATED="1290237508189" MODIFIED="1342973857590">
<node TEXT=" -d /home/newfolder -m " ID="ID_790886355" CREATED="1290237513101" MODIFIED="1342973872905"/>
<node TEXT="-m switch migrates content of home directory" ID="ID_923344904" CREATED="1290237519741" MODIFIED="1342973892814"/>
</node>
<node TEXT="change shell" ID="ID_510178371" CREATED="1342973903384" MODIFIED="1342973910981">
<node TEXT="-s /bin/newshell" ID="ID_1115162052" CREATED="1342973912312" MODIFIED="1342973925869"/>
</node>
</node>
</node>
<node TEXT="list of" ID="ID_1243214149" CREATED="1343021952104" MODIFIED="1343021968125">
<node TEXT="users" ID="ID_1141069919" CREATED="1343021970280" MODIFIED="1343021973262">
<node TEXT="getent passwd" ID="ID_1249387616" CREATED="1343021974232" MODIFIED="1343021978373"/>
</node>
<node TEXT="groups" ID="ID_1294365689" CREATED="1343021980184" MODIFIED="1343021983037">
<node TEXT="getent group" ID="ID_1980809858" CREATED="1343021984232" MODIFIED="1343021990557"/>
</node>
</node>
</node>
<node TEXT="Misc" POSITION="left" ID="ID_1956221043" CREATED="1290235961263" MODIFIED="1346307939953">
<node TEXT="We will use GNU/Linux Ubuntu Server" ID="ID_865420114" CREATED="1290235965183" MODIFIED="1343022178261"/>
<node TEXT="For administrative proposes" ID="ID_7148442" CREATED="1290236032367" MODIFIED="1343022212236">
<node TEXT="sudo command" ID="ID_1543019857" CREATED="1290236049407" MODIFIED="1343022223876"/>
<node TEXT="sudo -i" ID="ID_1070906131" CREATED="1290236057503" MODIFIED="1290236060845"/>
</node>
</node>
<node TEXT="Software management" POSITION="left" ID="ID_598725212" CREATED="1346306980246" MODIFIED="1346307937624">
<node TEXT="apt" ID="ID_1155829246" CREATED="1290236078351" MODIFIED="1346307025509">
<node TEXT="Installing" ID="ID_1434804719" CREATED="1290236381935" MODIFIED="1343022070349">
<node TEXT="apt-get install packagename" ID="ID_1735731978" CREATED="1343022071407" MODIFIED="1343022080037"/>
</node>
<node TEXT="removing" ID="ID_675100394" CREATED="1346307110440" MODIFIED="1346307113614">
<node TEXT="programs" ID="ID_1399782324" CREATED="1346307114921" MODIFIED="1346307127534">
<node TEXT="apt-get remove packagename" ID="ID_670158939" CREATED="1346307128601" MODIFIED="1346307140650"/>
</node>
<node TEXT="programs and config" ID="ID_135610440" CREATED="1346307145152" MODIFIED="1346307151379">
<node TEXT="apt-get purge packagename" ID="ID_1312258294" CREATED="1346307152808" MODIFIED="1346307160643"/>
</node>
</node>
<node TEXT="Search" ID="ID_821226431" CREATED="1290236385870" MODIFIED="1343022090525">
<node TEXT="apt-cache search string" ID="ID_96801167" CREATED="1343022091991" MODIFIED="1343022100406"/>
</node>
<node TEXT="dependencies" ID="ID_1068275084" CREATED="1290236390367" MODIFIED="1343022109444">
<node TEXT="apt-cache depends packagename" ID="ID_625508753" CREATED="1343022111175" MODIFIED="1343022121758"/>
</node>
<node TEXT="revers dependencies" ID="ID_1618434675" CREATED="1290236394415" MODIFIED="1343022130660">
<node TEXT="apt-cache rdepends packagename" ID="ID_545886856" CREATED="1343022131655" MODIFIED="1343022140812"/>
</node>
<node TEXT="display package information" ID="ID_881384830" CREATED="1343022337877" MODIFIED="1343022365380">
<node TEXT="version" ID="ID_268458054" CREATED="1343022365373" MODIFIED="1343022373908">
<node TEXT="apt-cache policy packagename" ID="ID_1051597481" CREATED="1343022348885" MODIFIED="1343022396427"/>
</node>
<node TEXT="other info" ID="ID_1475839970" CREATED="1343022375485" MODIFIED="1343022380013">
<node TEXT="apt-cache show packagename" ID="ID_344068946" CREATED="1343022381341" MODIFIED="1343022389269"/>
</node>
</node>
<node TEXT="cleanup of archive files" ID="ID_1709557311" CREATED="1346307478198" MODIFIED="1346307490531">
<node TEXT="apt-get clean" ID="ID_100848136" CREATED="1346307491598" MODIFIED="1346307497758"/>
</node>
<node TEXT="remove unneeded packages" ID="ID_835108263" CREATED="1346307500086" MODIFIED="1346307522565">
<node TEXT="apt-get autoremove" ID="ID_541817571" CREATED="1346307506629" MODIFIED="1346307512771"/>
</node>
</node>
<node TEXT="dpkg" ID="ID_29266913" CREATED="1346307040185" MODIFIED="1346307042884">
<node TEXT="Installing" ID="ID_1675147234" CREATED="1346307075241" MODIFIED="1346307084154">
<node TEXT="dpkg -i packagename" ID="ID_1962140165" CREATED="1346307085392" MODIFIED="1346307092467"/>
</node>
<node TEXT="removing" ID="ID_1110835493" CREATED="1346307095841" MODIFIED="1346307099572">
<node TEXT="programs" ID="ID_1325335713" CREATED="1346307173456" MODIFIED="1346307178260">
<node TEXT="dpkg -r packagename" ID="ID_1356410162" CREATED="1346307186472" MODIFIED="1346307196880"/>
</node>
<node TEXT="programs and config" ID="ID_1864957331" CREATED="1346307178768" MODIFIED="1346307184739">
<node TEXT="dpkg -P packagename" ID="ID_204305025" CREATED="1346307199152" MODIFIED="1346307205541"/>
</node>
</node>
<node TEXT="package listing" ID="ID_1417296337" CREATED="1346307225000" MODIFIED="1346307235261">
<node TEXT="dpkg -l" ID="ID_568568172" CREATED="1346307235928" MODIFIED="1346307242794"/>
<node TEXT="dpkg -l packagename" ID="ID_1038912213" CREATED="1346307281295" MODIFIED="1346307289125"/>
</node>
<node TEXT="package info" ID="ID_753224216" CREATED="1346307315231" MODIFIED="1346307446039">
<node TEXT="dpkg -p packagename" ID="ID_1868065114" CREATED="1346307446967" MODIFIED="1346307453359"/>
</node>
<node TEXT="content of package file" ID="ID_282737734" CREATED="1346307457695" MODIFIED="1346307701823">
<node TEXT="dpkg -c package file (with deb extension)" ID="ID_73714881" CREATED="1346307754060" MODIFIED="1346307770758"/>
</node>
<node TEXT="who owns this file?" ID="ID_404827468" CREATED="1346307774092" MODIFIED="1346307786311">
<node TEXT="dpkg -S filename" ID="ID_28264341" CREATED="1346307787316" MODIFIED="1346307801431"/>
</node>
<node TEXT="what files are provided by package X?" ID="ID_428519089" CREATED="1346307870268" MODIFIED="1346307885411">
<node TEXT="dpkg -L packagename" ID="ID_224194345" CREATED="1346307886458" MODIFIED="1346307906153"/>
</node>
</node>
<node TEXT="repositories" ID="ID_718793636" CREATED="1290236317983" MODIFIED="1343022034173">
<node TEXT="apt-get update" ID="ID_1497459913" CREATED="1290236309039" MODIFIED="1290236313453"/>
<node TEXT="sources.d and sources.list" ID="ID_1441840750" CREATED="1290236328127" MODIFIED="1343022042445"/>
<node TEXT="refreshing list" ID="ID_684072632" CREATED="1343022053127" MODIFIED="1343022059582">
<node TEXT="apt-get update" ID="ID_255673418" CREATED="1343022060847" MODIFIED="1343022064837"/>
</node>
</node>
<node TEXT="fixing broken installation" ID="ID_20509586" CREATED="1290236403215" MODIFIED="1343022249037">
<node TEXT="apt-get update" ID="ID_989497230" CREATED="1343022328053" MODIFIED="1343022333198"/>
<node TEXT="dpkg --configure -a" ID="ID_644460320" CREATED="1343022314781" MODIFIED="1343022318485"/>
<node TEXT="apt-get -f install" ID="ID_834797795" CREATED="1343022249974" MODIFIED="1343022255124"/>
</node>
</node>
<node TEXT="Working with processes" POSITION="left" ID="ID_1626135567" CREATED="1290236086191" MODIFIED="1346307938609">
<node TEXT="processes" ID="ID_1227165801" CREATED="1343022995745" MODIFIED="1343023001199">
<node TEXT="list of processes" ID="ID_1450109031" CREATED="1290236441311" MODIFIED="1343022952937">
<node TEXT="ps -ef" ID="ID_373165876" CREATED="1343022953769" MODIFIED="1343022957233"/>
<node TEXT="ps waux" ID="ID_1948717904" CREATED="1343022957921" MODIFIED="1343022960337"/>
</node>
</node>
<node TEXT="jobs" ID="ID_1347003350" CREATED="1343022985170" MODIFIED="1343022992143">
<node TEXT="list of jobs" ID="ID_611023075" CREATED="1290236451742" MODIFIED="1343022971449">
<node TEXT="jobs" ID="ID_120844808" CREATED="1343022972377" MODIFIED="1343022974417"/>
</node>
</node>
<node TEXT="streams" ID="ID_1306131343" CREATED="1343023003657" MODIFIED="1343023006496">
<node TEXT="stdin" ID="ID_190302637" CREATED="1343023007577" MODIFIED="1343023016703">
<node TEXT="standard input - 0" ID="ID_426436649" CREATED="1343023026065" MODIFIED="1343023038279"/>
</node>
<node TEXT="stdout" ID="ID_1973471071" CREATED="1343023017681" MODIFIED="1343023021055">
<node TEXT="standard output - 1" ID="ID_1319498351" CREATED="1343023040665" MODIFIED="1343023046895"/>
</node>
<node TEXT="stderr" ID="ID_385725417" CREATED="1343023021577" MODIFIED="1343023023711">
<node TEXT="standard error - 2" ID="ID_1583800719" CREATED="1343023048913" MODIFIED="1343023056735"/>
</node>
<node TEXT="can be redirected" ID="ID_71022246" CREATED="1343023143920" MODIFIED="1343023151814">
<node TEXT="< - getting input from file" ID="ID_1011826967" CREATED="1343023152600" MODIFIED="1343023167526"/>
<node TEXT="> - saving output to file" ID="ID_739113898" CREATED="1343023168176" MODIFIED="1343023179966"/>
<node TEXT="| " ID="ID_1435008392" CREATED="1343023180480" MODIFIED="1343023243302"/>
<node TEXT="tee" ID="ID_1373274214" CREATED="1343023244063" MODIFIED="1343023247589"/>
</node>
</node>
<node TEXT="exit code" ID="ID_641050726" CREATED="1343023058857" MODIFIED="1343023062063">
<node TEXT="echo $?" ID="ID_277219712" CREATED="1343023062921" MODIFIED="1343023067855"/>
</node>
<node TEXT="environment" ID="ID_107413814" CREATED="1343023070441" MODIFIED="1343023074511">
<node TEXT="env" ID="ID_335205525" CREATED="1343023075465" MODIFIED="1343023076791"/>
<node TEXT=".bashrc" ID="ID_1418055799" CREATED="1343023077345" MODIFIED="1343023087878">
<node TEXT="interactive shell env" ID="ID_1613263670" CREATED="1343023106992" MODIFIED="1343023113950"/>
</node>
<node TEXT=".profile" ID="ID_808956121" CREATED="1343023088360" MODIFIED="1343023091894">
<node TEXT="/etc/profile and /etc/profile.d" ID="ID_990544951" CREATED="1343023092944" MODIFIED="1343023104598"/>
</node>
<node TEXT="aliases" ID="ID_1473008275" CREATED="1343023117072" MODIFIED="1343023119310">
<node TEXT="alias l='ls -l'" ID="ID_1151123330" CREATED="1343023123136" MODIFIED="1343023133495"/>
</node>
</node>
</node>
<node TEXT="utilites" POSITION="left" ID="ID_1291163870" CREATED="1343023256151" MODIFIED="1346307941649">
<node TEXT="sort" ID="ID_526524326" CREATED="1343023260023" MODIFIED="1343023264549"/>
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