I just wasted several hours with yet another computer problem. Some Background: We are using a Ubuntu based server which runs Samba as a file server for Windows computers. It also is a local name server and mail server. Yesterday it was that time again that I had to reboot it because of some Linux … Continue reading How to waste hours with computer problems →

I just found this via Heise online: Web server in one line of bash I tried it and it works! while true; do { echo -e 'HTTP/1.1 200 OK\r\n'; cat index.html; } | nc -l 8080; done You can replace index.html with any file you happen to want to transfer (also works for binary files). … Continue reading A web server as a shell script – in a single line →

I just had the need to concatenate several pdf files to a single one. Since my desktop computer is running Windows, I first tried to download and use some freeware utility. After the first one did not work as advertised and the second one tried to sideload some adware I stopped going that path and … Continue reading Concatenating pdf files the easy way →