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Linux/CLI

Using ps command to get process detailed information

ps gives detail of the current processes. Below command can be used to get detailed information on the running processes like start time, elapsed time, completely command, an executable command which is running the process etc. ps -eo pid,comm,lstart,etime,time,args Below… Continue Reading →

htop – an interactive system-monitor process-viewer

htop is an interactive system-monitor process viewer. It’s a utility for process monitoring. It is an alternative to the Linux program top. It displays a frequently updated list of processes running on a system with default ordered by of CPU usage. Installation… Continue Reading →

Install GNOME session in ubuntu

sudo add-apt-repository ppa:gnome3-team/gnome3 sudo apt-get update sudo apt-get dist-upgrade sudo apt-get install gnome-session sudo apt-get dist-upgrade sudo apt-get upgrade sudo apt-get install gnome-shell

View apache error log

tail -f /var/log/httpd/error_log

Automatic Starting Tomcat on ubuntu

Create a new file to write the code to run on computer start-up: Open a new file using the following command from terminal: sudo vi /etc/init.d/tomcat or sudo gedit /etc/init.d/tomcat Copy the below code in the new tomcat file opened: #… Continue Reading →

Merge PDF files

Download the tool: From browser: http://www.sejda.org/download/ or From command line(terminal): wget https://bitbucket.org/torakiki/sejda/downloads/sejda-console-1.0.0-BETA-bin.zip Unzip the downloaded file: Go to the folder from command line where the file is downloaded and type below commands. unzip sejda-console-1.0.0-BETA-bin.zip chmod +x bin/sejda-console Now setup is… Continue Reading →

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