Where is the /etc/hosts file in Windows
It’s in C:\Windows\System32\drivers\etc You can edit it with Notepad with Administrator rights. Works in Windows 7 and Windows 8.1.
How to block Spam Trackbacks in WordPress
Trackbacks are a great way for other blogs to notify your blog about a link back to you. Many blogging platforms support this feature, including WordPress. But sometimes it’s very obvious that those trackbacks aren’t coming from a legitimate source, especially when you get several dozen of them every day from the same source. No … Read more
How to enable automatic logins in CentOS 6 and GNOME
I was researching auto login options for CentOS today. I thought those would come in handy when GNOME is used as a standard desktop, so that the computer starts straight into the desktop environment without the need to provide a password. It’s also a handy feature to have if the machine lives in another room … Read more
How to fix ProFTP Handshake Trouble in Plesk
I fixed a problem this morning which wouldn’t let the latest version of FileZilla v3.10.1.1 connect to one of my client’s servers anymore. This had not been a problem in the past. The connection itself worked, but FileZilla failed due to a problem with the TLS Certificate. Here’s the error: Status: Initializing TLS… Error: Received … Read more
How to copy a CentOS ISO to USB on Mac OS X
Windows users have a great free tool called ISO2USB which efficiently transfers ISO images to a USB stick. Mac users don’t have such a luxury – at least I haven’t found one yet. Instead we can make use of a command line tool named dd which can do this for us. It needs a few … Read more
How to set firewall rules from a GUI in CentOS
Sick and tired of countless command line statements to set your firewall rules? Me too. No matter what I try, I never get the results quite right. There’s always some switch I forget and ultimately something isn’t working. For years I was thinking, “there has to be an easier way, like there is in Plesk”? … Read more
FIXED: WordPress refuses to send you a Password Reset Link
I ran into an interesting problem today: on a CentOS 6 server a colleague of mine wanted to reset her WordPress password via the handy link provided in the login dialogue. But rather than sending an email, WordPress got back to her with the following error message: The e-mail could not be sent. Possible reason: … Read more
How to fix “This file is damaged and can’t be opened” in Mac OS X
Yesterday I was trying to open an installer which was offered as a .dmg file. That’s a disk image which mounted itself fine, but when I ran the installer contained in the disk image, all I got was an error message: “ZBrush to Keyshot Content Installer is damaged and could not be opened”. At first I … Read more