1. UNIX for Dummies Questions & Answers

can anyone explain me difference between tar and ufsdump commands.............and also i wd like to know the difference between incremental and differential backup......... thx in advance (1 Reply)

2. UNIX for Dummies Questions & Answers

What is the difference between: cd /tmp tar -cf - *.txt |gzip > tmp_txt.tar.gz and cd /tmp mknod pipe p gzip < pipe > /tmp/tmp_txt1.tar.gz & tar -cf pipe *.txt Apart from the fact that we have to create the pipe file manually, is there any difference in the performance of the two?... (5 Replies)

3. UNIX for Dummies Questions & Answers

Hi, I am trying to launch an ogg movie from a pdf file which has been produced with pdflatex and \movie {\centerline{\includegraphics {grafiques_xerrades/un_manolo_amb_camera.pdf}}} {hlims_xerrades/XocCumuls.ogg} The switch "externalviewer" makes kpdf launch the default... (5 Replies)

4. UNIX for Dummies Questions & Answers

I have a directory with file types ending .log, .mml, .gll, .dll . How can I grep expressions only in say the .log files? (3 Replies)

5. Programming

If I want to declare an array of structures in C and have the number of items in that array to correspond to the items of an enumeration, is there a way to access the maximum value in the enumeration when declaring the array? For instance: typedef struct { various fields.... } ... (3 Replies)

6. What is on Your Mind?

On another simple topic, multiple choice answers OK ( you can pick more than one or suggest others - we will add your suggestions to the poll ). What Types of Food Do You Like The Most? (27 Replies)

7. Shell Programming and Scripting

the following excludes certain directories successfully cp -r probe/!(dir) /destination I want to exclude certain file types and tried unsuccessfully cp -r probe/!(*.avi) /destination (2 Replies)

8. UNIX for Advanced & Expert Users

Can I please have some ideas on how to do a recursive grep with certain types of files? The file types I want to use are *.c and *.java. I know this normally works with all files. grep -riI 'scanner' /home/bob/ 2>/dev/null Just not sure how to get it to work *.c and *.java files. (5 Replies)