Insert a new heading after numbered list in org-mode

In org-mode in emacs, M-<RET> will add either a new heading or if your insertion point is between a list item and a heading, it will add a new list item. This is not always desirable. To add a new heading try C-U M-<RET>. I only discovered this as I got frustrated with org-mode insisting […]

Collectd causing rrd illegal attempt to update using time errors

I found collectd causing rrd illegal attempt to update using time errors. I was seeing a whole load of lines like this in my syslog: Aug 20 16:27:12 mythbox collectd[32167]: rrdtool plugin: rrd_update_r (/var/lib/collectd/rrd/mythbox/df-root/df_complex-free.rrd) failed: /var/lib/collectd/rrd/mythbox/df-root/df_complex-free.rrd: illegal attempt to update using time 1345444032 when last update time is 1345444032 (minimum one second step) It was […]

\(\LaTeX\) Equations in WordPress using MathJax

I came accross this great tool for displaying mathematical equations the other day. MathJax not only supports \(\LaTeX\) syntax but also renders the equations as pure text, so no unsightly images and they scale beautifully. You can also right click on the equation and see it’s \(\LaTeX\) code. The code for MathJax is open source, […]