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--- linux:nyttige_kommandoer [2013/03/28 16:58] – larserik
+++ linux:nyttige_kommandoer [2018/10/20 23:00] (current) – external edit 127.0.0.1
@@ Line 6: / Line 6: @@
 //Krever pdftk// \\
 ''pdftk *.pdf cat output alt.pdf'' tar alle pdf-filene i CWD og merger sammen i ''alt.pdf''
+====Rotere PDF-filer====
+**90 grader med klokka:** \\
+''pdftk in.pdf cat 1-endeast output out.pdf''
+====Dra ut sider fra PDF-filer====
+''pdftk full-pdf.pdf cat 12-15 output outfile_p12-15.pdf''
 ==== Ymse ødelagte pakker ====
@@ Line 148: / Line 155: @@
   * 2 = 90 grader mot klokka
   * 3 = 90 grader med klokka med verikal flip
+==== Slette blokkerte IP'er fra denyhosts ====
+WORK_DIR er /var/lib/denyhosts på Ubuntu
+  - Stop DenyHosts
+  - Remove the IP address from /etc/hosts.deny
+  - Edit WORK_DIR/hosts and remove the lines containing the IP address. Save the file.
+  - Edit WORK_DIR/hosts-restricted and remove the lines containing the IP address. Save the file.
+  - Edit WORK_DIR/hosts-root and remove the lines containing the IP address. Save the file.
+  - Edit WORK_DIR/hosts-valid and remove the lines containing the IP address. Save the file.
+  - Edit WORK_DIR/user-hosts and remove the lines containing the IP address. Save the file.
+  - Start DenyHosts
+LAG ET SKRIPT!
+==== Erstatt mellomrom i filnavn og mappenavn med underscore ====
+<code>
+rename 's/ /_/g' *
+</code>
+OBS! Dette virker bare med perl-rename. IKKE linux-util rename!
+==== Rename filer med prefix ====
+<code>
+mv {,new.}original.filename
+</code>
+==== Fikse ecrpytfs automount ved servermigrering ====
+<code>
+ln -s /home/.ecryptfs/<brukernavn>/.ecryptfs ~/.ecrpytfs
+ln -s /home/.ecryptfs/<brukernavn>/.Private ~/.Private
+</code>
+==== Konvertere putty-nøkler til authorized_keys ====
+<code>
+$ ssh-keygen -i -f putty-key.pub >> ~/.ssh/authorized_keys
+</code>
+===== CentOS / RHEL =====
+==== Statisk IP ====
+///etc/sysconfig/network-scripts/ifcfg-ethX//:
+<code>
+DEVICE='ethX'
+STARTMODE='auto'
+BOOTPROTO='static'
+IPADDR=<ip>
+NETMASK=<netmask>
+</code>
+///etc/sysconfig/netowrk//:
+<code>
+HOSTNAME=<hostname>
+NETWORKING=yes
+NETWORKING_IPV6=<yes|no>
+GATEWAY=<ip>
+</code>
+///etc/resolv.conf//:
+<code>
+nameserver <dns-server-ip>
+</code>
+Restart nettverket
+==== Endre security context i SELinux ====
+Eks:
+<code>chcon -Rv --type=httpd_sys_content_t /html </code>
+[[https://wiki.centos.org/HowTos/SELinux#head-0f6390ddacfab39ee973ed8018a32212c2a02199|CentOS dok]]
+===== vim =====
+==== Lagre med sudo ====
+<code>:w !sudo tee %</code>