{"id":405,"date":"2017-02-25T17:37:08","date_gmt":"2017-02-25T16:37:08","guid":{"rendered":"http:\/\/blog.via-internet.de\/?p=405"},"modified":"2022-05-25T11:02:17","modified_gmt":"2022-05-25T09:02:17","slug":"ubuntu-getting-started","status":"publish","type":"post","link":"https:\/\/via-internet.de\/blog\/2017\/02\/25\/ubuntu-getting-started\/","title":{"rendered":"Ubuntu | Cookbook"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">User and Groups<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Change users name<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">exec sudo -i\nkillall -u [oldname]\nid [oldname]\nusermod -l [newname] [oldname]\ngroupmod -n [newname] [oldname]\nusermod -d \/home\/[newname] -m [newname]\nusermod -c \"[full name (new)]\" [newname]\nid [newname]<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Change Runlevel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <code>systemctl<\/code> isolate is temporary way. To make it permanent you have to use <code>systemctl<\/code> set-default as shown below:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo systemctl set-default multi-user.target<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">and reboot.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To revert graphical session use<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">sudo systemctl set-default graphical.target<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Package management<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td> apt-get update<\/td><td>refresh available updates<\/td><\/tr><tr><td> apt-get upgrade<\/td><td>upgrade with package replacements;&nbsp;<\/td><\/tr><tr><td> apt-get dist-upgrade<\/td><td>upgrade Ubuntu version<\/td><\/tr><tr><td> apt-get install pkg<\/td><td>install pkg<\/td><\/tr><tr><td> apt-get purge pkg <\/td><td>uninstall pkg<\/td><\/tr><tr><td> apt-get autoremove<\/td><td>Remove obsolete packages<\/td><\/tr><tr><td><pre class=\"\">apt-get -f install<\/pre><\/td><td>try to fix broken packages<\/td><\/tr><tr><td> dpkg -i pkg.deb<\/td><td>install file pkg.deb (file)<\/td><\/tr><tr><td><pre class=\"\">dpkg --configure -a<\/pre><\/td><td>try to fix broken packages<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Info about the system<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><pre class=\"\">ls_release -a<\/pre><\/td><td>&nbsp;Find out used version<\/td><\/tr><\/tbody><\/table><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>User and Groups Change users name Change Runlevel The systemctl isolate is temporary way. To make it permanent you have to use systemctl set-default as shown below: and reboot. To revert graphical session use Package management apt-get update refresh available updates apt-get upgrade upgrade with package replacements;&nbsp; apt-get dist-upgrade upgrade Ubuntu version apt-get install pkg install pkg apt-get purge pkg uninstall pkg apt-get autoremove Remove obsolete packages apt-get -f install try to fix broken packages dpkg -i pkg.deb install file pkg.deb (file) dpkg &#8211;configure -a try to fix broken packages Info about the system ls_release -a &nbsp;Find out used version<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[78],"tags":[],"class_list":["post-405","post","type-post","status-publish","format-standard","hentry","category-ubuntu"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/posts\/405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/comments?post=405"}],"version-history":[{"count":4,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/posts\/405\/revisions"}],"predecessor-version":[{"id":8936,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/posts\/405\/revisions\/8936"}],"wp:attachment":[{"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/media?parent=405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/categories?post=405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/via-internet.de\/blog\/wp-json\/wp\/v2\/tags?post=405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}