Can't clear error log

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1. Programming

System("clear") error

I was trying to run a connect four game in C++, but I got this error while compiling in Cygwin: c4.cpp: In member function ‘void connectFour::clearScreen()’: c4.cpp:162:35: error: ‘system’ was not declared in this scope system("clear"); ...

2. AIX

clear/delete log from 'last' or 'lastlog' command

Dear Friends , From 'last' or 'lastlog' command , I can get the last login informations of the users . now as a system admin , If I want to delete the log information from this 'last' 'lastog' command , then is it possible to do ? plz inform ... ...

3. Shell Programming and Scripting

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Hello, I have a script which creates a certain text file. Whenever I call it, I need to recreate this file, because I have no need in the previous content. So I thought to remove the file every time I call the script, and that way I am sure that the previous content will not interrupt me....

4. UNIX for Dummies Questions & Answers

command not clear

hi, i have an unix command which is as follows: ctmfw /work/CDFC/landing/ZORC.txt CREATE 0 60 1 10 240 I think a txt file called ZORC gets created in the mentioned directory, i am not sure what 0 60 1 10 240 is. Is my understanding correct and also let me know what those numbers denote?...

5. UNIX for Dummies Questions & Answers

how to clear history

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6. Linux

SED/AWK Script to clear log file using timestamp?

I have a log file on our system which fills up with lines that have been timestamped, as follows.... 03/03/2008 10:56:06:815] (ERROR) balance: continuing session to genapp02 : 18500 03/03/2008 10:56:06:820] (ERROR) balance: continuing session to genapp02 : 18500 03/03/2008 10:56:07:003]...

7. UNIX for Advanced & Expert Users

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Hai, I have a program which updates the result in a log file, as the program runs 24*7,the size of log file keeps on increasing. Can you help me with a shell command which will clear the content of a log file in use. 1) I tried tail -10 logfile > logfile ( the content is not changed ) 2) >...

8. UNIX for Dummies Questions & Answers

Please help me clear up some confusion

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9. UNIX for Dummies Questions & Answers

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10. Programming

How to clear screen

I searched the post and someone said to clear the screen in C, use printf("\033[2J"); ?? However, this doesn't work...typo or no. What is an equivalent command to 'CLS' in DOS/'clear' in UNIX to clear the screen and go to top of screen?? Thank you.

AIX