403 questions
Like you said, you can use Windows CMD or other toolsCan I check the IP information that I am trying to access with my server IP?Orcurl [My address]Is there a command for me to know where the signal i...
After automatically downloading a file in the format img_%03d.jpg from a web server called http://www.test.org/download/, use md5 to obtain a hashimg_001.jpg: hash valueimg_002.jpg : hash value...I'm ...
When the file capacity is percent_val and a specific capacity criterion is limit, the command to find and output all files whose percent_val is limit or higher is find ./* -size $percent_val >= $li...
$ sudo crontab -l37 * * * * source /home/jmkim/dms-bi/bi_venv/bin/activate && python /home/jmkim/dms-bi/run.py >> /home/jmkim/test.log 2>&1I registered it on crontab.However, the ...
Oct 8 21:40:19 cent sshd[1478]: Failed password for user1 from 10.211.55.21 port 53655 ssh2Extract only IP from there and the result is 3 10.211.55.18I want the numbers to come out in the front and th...
It is the condition of the if statement to check leap year.if[ ((${year}%4 -eq 0 ) && (${year}%100 -ne 0 )) || (${year}%400 -eq 0) ]then ... fiThe conditions I put in are, Once every four year...
I installed Python3 on CentOS 7 installed on a closed network server and imported it to use Pandas. ModuleNotFoundError: No module named '_bz2'I'm getting this error...I heard that you can download th...
CentOS 8, running on VM Virtual Box.First, we created data1, and then we created a symbolic link to it, data1.sl.After deleting data1, I ran cat data1.sl and it said, There are no such files or direct...
Hello, I'm studying about system callfork(){ movl 57, %eax int $0x80}How can I find the assembly language code for the function in this way?The information I received said that the Glibc code is on t...
Even if I google it, I can't find -yI was studying with a bookapt-get install -y wget I'm curious about the option that medium-y means
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