Slow oh-my-zsh loading on macOS 11

At some point, starting a zsh (I’m using iTerm2 here) took almost 10 seconds on macOS 11 Big Sur. This only happened the first time when I opened iTerm2 after a reboot. After mentally going through all the software changes I had done to my rig, I was pretty sure this happened right after installing …

Auto-restart crashed mining processes in ethOS 1.2.7

I have been running a crypto-currency mining rig on the Linux based ethOS distro for quite some time now. While I realize that ethOS is problematic license-wise, it’s still a great distro to get a mining rig up and running in almost no time. The Nvidia GPUs in my rig are well tuned to operate …

Running Java applications on OS X with only Java 7 installed

If Java 7 is the only Java environment on a Mac, quite a few applications demand the installation of a Java 6 environment: To open “Eclipse”, you need a Java SE 6 runtime. Would you like to install one now? To open “Adobe Device Central CS5”, you need a Java 6 SE runtime. Would you …

How to read WebLogic 10.3 transaction logs (TLOG)

When analyzing distributed XA transaction problems it can prove useful to have a look at Oracle WebLogic’s internal transaction backup log file (TLOG). Since that file is all binary, it needs to be converted into a more human readable format first. In WebLogic 10.3, the TLOG file can be converted to text using this class: …