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uso:laboratoare:laborator-03:cheatsheet [2021/10/13 01:44]
liza_elena.babu created
uso:laboratoare:laborator-03:cheatsheet [2024/10/17 11:30] (current)
sergiu.weisz
Line 1: Line 1:
 ====== Sumar - Cheatsheet ====== ====== Sumar - Cheatsheet ======
 +
 +===== Redirectări simple =====
 +
 +<code bash>
 +student@uso:​~$ cd ~/​redirection
 +student@uso:​~/​redirection$ ls -lh
 +total 6.1M
 +-rw-r--r-- 1 student student 1.1M Aug 19 11:55 EGC
 +-rw-r--r-- 1 student student 2.1M Aug 19 11:55 RL
 +-rw-r--r-- 1 student student 3.1M Aug 19 11:55 USO
 +</​code>​
 +
 +==== Redirectări prin anexare ====
 +
 +<code bash>
 +student@uso:​~/​redirection$ ls -l
 +total 6.1M
 +-rw-r--r-- 1 student student 1.1M Aug 19 11:55 EGC
 +-rw-r--r-- 1 student student 209K Aug 19 12:00 lista_materii
 +-rw-r--r-- 1 student student 2.1M Aug 19 11:55 RL
 +-rw-r--r-- 1 student student 3.1M Aug 19 11:55 USO
 +student@uso:​~/​redirection$ ls -l >> lista_materii
 +student@uso:​~/​redirection$ ls
 +EGC lista_materii RL USO
 +student@uso:​~/​redirection$ ls >> lista_materii
 +student@uso:​~/​redirection$ cat lista_materii
 +total 6.1M
 +-rw-r--r-- 1 student student 1.1M Aug 19 11:55 EGC
 +-rw-r--r-- 1 student student 209K Aug 19 12:00 lista_materii
 +-rw-r--r-- 1 student student 2.1M Aug 19 11:55 RL
 +-rw-r--r-- 1 student student 3.1M Aug 19 11:55 USO
 +EGC
 +lista_materii
 +RL
 +USO
 +</​code>​
 +
 +==== Redirectări de eroare ====
 +
 +<code bash>
 +student@uso:​~/​redirection$ ls
 +EGC lista_materii RL USO
 +student@uso:​~/​redirection$ cat lista_materie
 +cat: lista_materie:​ No such file or directory
 +student@uso:​~/​redirection$ cat SO2 2> materii
 +student@uso:​~/​redirection$ cat materii
 +cat: SO2: No such file or directory
 +</​code>​
 +
 +===== Crearea arhivelor - tar =====
 +
 +<code bash>
 +student@uso:​~$ cd ~/archive
 +student@uso:​~/​archive$ ls -lh
 +total 15M
 +-rw-r--r-- 1 student student 6.8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2.5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 4.8M oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +student@uso:​~/​archive$ tar cvf inregistrari.tar inregistrare_lab01.mp4 inregistrare_lab02.mp4 inregistrare_lab03.mp4
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +student@uso:​~/​archive$ ls -lh
 +total 19M
 +-rw-r--r-- 1 student student 14M  oct 13 23:39 inregistrari.tar
 +-rw-r--r-- 1 student student 6.8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2.5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 4.8M oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +</​code>​
 +
 +==== Afișarea conținutului arhivelor - tar ====
 +
 +<code bash>
 +student@uso:​~/​archive$ tar tf inregistrari.tar
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +</​code>​
 +
 +==== Extragerea fișierelor din arhive - tar ====
 +
 +<code bash>
 +student@uso:​~/​archive$ tar xvf inregistrari.tar
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +student@uso:​~/​archive$ ls -lh
 +total 29M
 +-rw-rw-r-- 1 student student ​ 14M oct 13 23:39 inregistari.tar
 +-rw-r--r-- 1 student student 6,8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2,5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 4,8M oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +</​code>​
 +
 +==== Extragerea arhivelor la o cale specifică - tar ====
 +
 +<code bash>
 +student@uso:​~/​archive$ ls -l
 +total 28808
 +-rw-rw-r-- 1 student student 14551040 oct 13 23:39 inregistari.tar
 +-rw-r--r-- 1 student student ​ 7032579 oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student ​ 2528132 oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student ​ 4979963 oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student ​  ​399418 oct 11 02:23 inregistrare_lab04.mp4
 +student@uso:​~/​archive$ mkdir -p dezarhivare/​tar
 +student@uso:​~/​archive$ tree
 +.
 +|-- dezarhivare
 +|   ``-- tar
 +|-- inregistrare_lab01.mp4
 +|-- inregistrare_lab02.mp4
 +|-- inregistrare_lab03.mp4
 +|-- inregistrare_lab04.mp4
 +``-- inregistrari.tar
 +
 +2 directories,​ 5 files
 +student@uso:​~/​archive$ tar xvf inregistrari.tar --directory dezarhivare/​tar/​
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +</​code>​
 +
 +==== Adăugarea de noi fișiere la arhive ====
 +
 +<code bash>
 +student@uso:​~/​archive$ tar -tf inregistrari.tar
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +student@uso:​~/​archive$ tar rvf inregistrari.tar inregistrare_lab04.mp4
 +inregistrare_lab04.mp4
 +student@uso:​~/​archive$ tar tf inregistrari.tar
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +inregistrare_lab04.mp4
 +</​code>​
 +
 +==== Comprimare tar.gz ====
 +
 +<code bash>
 +student@uso:​~/​archive$ tar -czvf inregistrari.tar.gz inregistrare_lab01.mp4 inregistrare_lab02.mp4 inregistrare_lab03.mp4
 +inregistrare_lab01.mp4
 +inregistrare_lab02.mp4
 +inregistrare_lab03.mp4
 +student@uso:​~/​archive$ ls -l
 +-rw-rw-r-- 1 student student 14551040 oct 13 23:39 inregistari.tar
 +-rw-rw-r-- 1 student student 14516779 oct 14 00:00 inregistrari.tar.gz
 +</​code>​
 +
 +===== Crearea arhivelor - zip =====
 +
 +<code bash>
 +student@uso:​~/​archive$ zip inregistrari.zip inregistrare_lab01.mp4 inregistrare_lab02.mp4 inregistrare_lab03.mp4
 +  adding: inregistrare_lab01.mp4 (deflated 0%)
 +  adding: inregistrare_lab02.mp4 (deflated 0%)
 +  adding: inregistrare_lab03.mp4 (deflated 0%)
 +student@uso:​~/​archive$ ls -lh
 +total 56M
 +drwxr-xr-x 3 student student 4.0K oct 11 12:15 dezarhivare
 +-rw-rw-r-- 1 student student ​ 14M oct 13 23:39 inregistari.tar
 +-rw-r--r-- 1 student student 6,8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2,5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 4,8M oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +-rw-rw-r-- 1 student student ​ 14M oct 14 00:00 inregistrari.tar.gz
 +-rw-rw-r-- 1 student student ​ 14M oct 14 00:11 inregistrari.zip
 +</​code>​
 +==== Afișarea conținutului arhivelor - zip ====
 +
 +<code bash>
 +student@uso:​~/​archive$ zip -sf inregistrari.zip
 +Archive contains:
 +  inregistrare_lab01.mp4
 +  inregistrare_lab02.mp4
 +  inregistrare_lab03.mp4
 +</​code>​
 +
 +==== Dezarhivarea arhivelor - zip ====
 +
 +<code bash>
 +student@uso:​~/​archive$ rm inregistrare_lab03.mp4
 +student@uso:​~/​archive$ ls -lh
 +total 48M
 +drwxr-xr-x 4 student student 4.0K oct 11 18:05 dezarhivare
 +-rw-rw-r-- 1 student student ​ 14M oct 13 23:39 inregistari.tar
 +-rw-r--r-- 1 student student 6,8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2,5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +-rw-rw-r-- 1 student student ​ 14M oct 14 00:11 inregistrari.zip
 +student@uso:​~/​archive$ unzip inregistrari.zip inregistrare_lab03.mp4
 +Archive: ​ inregistrari.zip
 +inflating: inregistrare_lab03.mp4
 +student@uso:​~/​archive$ ls -lh
 +drwxr-xr-x 4 student student 4.0K oct 11 18:05 dezarhivare
 +-rw-rw-r-- 1 student student ​ 14M oct 13 23:39 inregistari.tar
 +-rw-r--r-- 1 student student 6,8M oct 11 02:23 inregistrare_lab01.mp4
 +-rw-r--r-- 1 student student 2,5M oct 11 02:23 inregistrare_lab02.mp4
 +-rw-r--r-- 1 student student 4,8M oct 11 02:23 inregistrare_lab03.mp4
 +-rw-r--r-- 1 student student 391K oct 11 02:23 inregistrare_lab04.mp4
 +-rw-rw-r-- 1 student student ​ 14M oct 14 00:11 inregistrari.zip
 +</​code>​
 +
 +
 +==== Adăugarea de noi fișiere la arhive - zip ====
 +
 +<code bash>
 +student@uso:​~/​archive$ zip -u inregistrari.zip inregistrare_lab04.mp4
 +  adding: inregistrare_lab04.mp4 (deflated 0%)
 +student@uso:​~/​archive$ zip -sf inregistrari.zip
 +Archive contains:
 +  inregistrare_lab01.mp4
 +  inregistrare_lab02.mp4
 +  inregistrare_lab03.mp4
 +  inregistrare_lab04.mp4
 +Total 4 entries (16777216 bytes)
 +</​code>​
 +
uso/laboratoare/laborator-03/cheatsheet.1634078647.txt.gz · Last modified: 2021/10/13 01:44 by liza_elena.babu
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