Linux
Windows Vs Linux – One more time
2017/04/07
Image via Wikipedia […] One of the most written and commented articles has to be Linux vs Windows (of course there are competitors like vim vs emacs) but none has been covered so much as Linux …
Celebrating 25 Years of Linux Kernel Development
2017/04/03
Linux is now 25 years old, but it’s no hipster. It’s not chasing around Pokemon, and it’s not moving back in with its parents due to crippling student debt. In fact, Linux is still growing and …
flatpak – get latest libreoffice
2017/03/20
flatpak is tool similar to 0install. You can find more details here.
systemd – start service when you enable it
2017/03/13
More often than not for any service, I end up doing : systemctl enable <service> systemctl start <service> But there is shorcut to this. In systemctl command when you enable the service, …
Linux Best Practices and Tips
2017/03/06
Linux is powerful, flexible, and can be adapted to a broad range of uses. While best practices for administrating Linux servers are not hard to find due the popularity of the operating system, there …
bash ansi codes to html for html reports from shell script
2017/02/20
How many times you have felt that there was some simple way to convert bash ansi escape sequences ( colors as well in terminal ) to html equivalent so that you can send the same as html report in …
Get kernel function name from kernel address.
2017/02/13
If you are using pmap or using strace and want to covert kernel address to function name then you can use the following technique. First you need to install elfutils, if not installed. dnf install …
Separation Anxiety: A Tutorial for Isolating Your System with Linux Namespaces
2017/02/06
With the advent of tools like Docker, Linux Containers, and others, it has become super easy to isolate Linux processes into their own little system environments. This makes it possible to run a whole …
Fix fonts quickly with auto-hinting
2016/09/30
Very quick hack to fix the font hinting automatically. Just execute the below: sudo ln -s /usr/share/fontconfig/conf.avail/10-autohint.conf /etc/fonts/conf.d/10-autohint.conf After this you should see …
Get your local IP address like pro
2016/07/10
In shell scripts if you need to get you local IP address corresponding to your hostname then you can use this command
web services in c with cgi
2016/06/13
I was trying to setup a simply webservice to reply to POST requests. Earlier this was being done in tomcat which seem a little overkill to me since I already had a webserver up and running. So, a …
firewalld – enable logging
2016/05/16
firewalld by default does not allow packets that are dropped. In some cases, you need to find out if some packet is being dropped or not. For doing so you may want to enable logging of dropped packets …