How to quickly enable a low-resource webserver

Have you ever wanted to just start a Webserver in a second, for a quick and dirty task but didn’t want to install a full LAMP/LEMP stack? This is possible with the help of a python module and here it is in action: costin@ubuntu:~$ mkdir testare costin@ubuntu:~$ cd testare/ costin@ubuntu:~/testare$ echo MERGE! > index.html costin@ubuntu:~/testare$ pushd $PWD; python3 -m http.server; popd ~/testare ~/testare Serving HTTP on port 8000 ( ....

April 29, 2020 · 1 min · 145 words · costin

How to create a SSL profile when you don't know the key passphrase

On F5 BigIP LTM you can create a SSL profile even if you don’t know the private key passphrase This workaround can be applied only if you’ve used the private key on the same F5 BigIP node already. In my case, I had to reuse the same cert+key from a server-ssl profile on a client-ssl profile. And because business was in a hurry and they didn’t have the private key anymore, I had to find alternative ways of making it work....

February 24, 2020 · 2 min · 307 words · costin

How to fix do-agent exited with a return code 100

So recently I’ve encountered the error in the subject. This came after 2 major changes (OS upgrade and PHP upgrade). So definitely it had to do with one of them. My money were on the first one. I’ve looked around on the internet and the only thing I could see was this old article that had no solution: So I knew I had to take the matters in my own hands....

February 16, 2020 · 4 min · 777 words · costin



May 22, 2018 · 1 min · word · costin

How to fix Microsoft Lync/Outlook has stopped working

Recently I had this issue that ate a big part of my day. Here’s how I fixed it. Firstly, some background info I’m using a Win 10 (Version 10.0.14393) OS with Office 2013 [15.0.4569.1503]. The previous day I’ve been prompted to restart my laptop to complete the new updates. I’ve left in a hurry and just closed the lid. The laptop didn’t close and I had to use the power button to stop it....

May 15, 2018 · 3 min · 523 words · costin