Category Archives: DataCenter

#Twitter Card: ERROR: Fetching the page failed because other errors

By | February 16, 2021

After some updates suddenly all the post I shared from Jetpack for WordPress had no valid Twitter card. After some mail exchanges with Jetpack support they assured me that all is good from their part. As instructed by them I was able to see that indeed Jetpack was correctly generating the Twitter Card. Still checking… Read More »

Add preview WEBP images on nautilus on #Fedora #Linux

By | February 15, 2021

The new webp image standard is used a lot this days. Somehow Nautilius is not generating thumbnails for this format automatically. To add support for this just do the following: STEP 1: Add support for the new image format. Create a new file /usr/share/thumbnailers/webp.thumbnailer with the following content. Also make sure totem player is installed,… Read More »

Support and see how the magic of this self hosted blog happens

By | August 23, 2021

There were so many times when I had to search for hours for a solution that looked trivial in the end when I found it explained by some stranger on a blog or forum. There are cases when after reading manuals, documents and forums there is still no clear solution and then I wish someone… Read More »

Install #Signal on #Fedora #Linux

By | January 29, 2021

As you maybe discovered there is no rpm build support from the Signal team. Yes you can compile your own version and then do that for every new release but if you are lazy like me and nor an international wanted person (like Assange) there is a simpler version to do it. Here comes the… Read More »

Support for old VPNs using legacy ciphers on #Fedora #Linux

By | January 29, 2021

SSL connection failure: A packet with illegal or unsupported version was received.

#Linux: Find who is using your resources

By | January 29, 2021

Another post that focuses on some smart one liners in Linux. Who is using my port ? ss is the new replacement for netstat. Same parameters can be used but gives more information.

#WFH needs a team of consultants

By | February 11, 2021

I got better feedback than from any other consultants team I worked with. Believe me I had my share, from all the big consultancy companies 🙂 To have a good work from home environment (and we all know we need it in 2020) you need to follow some simple rules. Get a good team of… Read More »

Bash one-liner: kill all processes with the same name

By | February 11, 2021

A simple one liner to kill all the processes having the same name or token in the name (myprocess): kill -9 $(ps aux | grep myprocess | awk ‘{print $2}’) This is a very effective way of cleaning up stuck processes that were spawned by some gone wrong software.

#Bash one liner: Search and kill a #Java process based on a path token

By | January 15, 2020

The bash one liner of the day is to find and kill a Java process using one liner. In my case I have a Jboss application server domain that is stuck. By using jps command that displays only the running Java processes is a no brainer to kill the process by using a token that… Read More »

How to build your own mini data center @ubnt @STARTECHdotCOM

By | January 2, 2020

Moving to a new place has its advantages and disadvantage. If you are a geek, obviously you need to make a new home for your IT infrastructure 🙂 The advantage of a new location is that you get to have fun again in setting up a new mini data center. Due to some restrictions (do… Read More »