Merge multiple PDF files in Linux is easy running one simple command by using PDF Toolkit. Installation on Ubuntu > 16.04:
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apt install pdftk |
Merge multiple pdf files: In this example we have n pdf files in the same directory, each file has the prefix sample-pdf-. The command below will merge n number of pdf files, using […]
By using the PDF Toolkit PDFtk library you can do this simple pdf editing task and many more. For all of you creating software related to PDF documents you should really spend some time reading about PDFtk server. Installation:
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apt install pdftk |
Usage: In this example we have two pdf files with 10 pages each. The command […]
SSMTP is a simple MTA(Message Transfer Agent) to send off mail from a Linux system to a mailhub. For a mailhub will use a Gmail account. SSMTP can send emails by itself or you can install mutt (it’s another simple MTA). Always it’s a good idea to configure your server to notify you with some […]
Scheduling a command on boot it’s easy and it can be done with different ways. One, with cronjobs and second, with the rc.local file (/etc/rc.local). Third, by putting your own script in /etc/init.d/. Fow now I’ll take the easy way to do it, the one with the rc.local. Requirements: sSMTP Mutt email client Implementation Open […]
Mutt is a sophisticated email client for linux terminal. It supports MIME, GPG, PGP and threading. In this tutorial I wont expand to report full use of the software because the whole point is to show you how to setup a basic but promising email notification system for your servers, so you can customize it […]
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Almost all logfiles are located under /var/log directory (and subdirectory). You can change to this directory using cdcommand but you need to be the root user. You can use less, more, cat or tail command to see the logs. First you should "wear" your root clothes by typing: [crayon-6766b47473bdb795706052 lang="bash" ]sudo su |
And Then you should go to /var/logs directory:
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cd /var/logs |
and view common log file /var/log/messages using any one of the following command:
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tail -f /var/log/messages less /var/log/messages more -f /var/log/messages vi /var/log/messages |
thnx for reading, @specktator[/crayon]
To configure IP Address on the eth0 interface do the following. Open a terminal. (Ctrl+T)
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sudo ifconfig eth0 youripaddress netmask 255.255.255.0 |
To manually configure default gateway:
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route add default gw yourgatewayipaddress eth0 |
To Configure DNS servers IP Address:
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echo nameserver 8.8.4.4 > /etc/resolv.conf echo nameserver 8.8.8.8 >> /etc/resolv.conf |
Note: 8.8.4.4,8.8.8.8 are google public DNS servers. If you don’t want to use them write your ISP’s DNS servers. Turn on the LAN Card
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ifconfig eth0 up |
To […]
