web/links/index.htm: updated to Firefox bookmarks: PostgreSQL: added links for error reporting levels and how to hide stack traces in psql. SQL: added links for recursive queries, which can be used to traverse hierarchical (parent-pointer) tables.

web/links/index.htm: updated to Firefox bookmarks: PostgreSQL: difference between STABLE and IMMUTABLE: functions that depend on the search_path: clarified that the confusing effects of using IMMUTABLE for one of these functions are only noticeable if the function is called on only constant values in a PL/pgSQL function (in which case the wrong search_path (the one in effect at create time) will be used)

web/links/index.htm: updated to Firefox bookmarks: PostgreSQL: added explanation of the difference between STABLE and IMMUTABLE, and common pitfalls in using IMMUTABLE when you should use STABLE. svn: added troubleshooting steps for running `svn upgrade` after the last Mac system update, which upgrades svn.

web/links/index.htm: updated to Firefox bookmarks: Roundtable: virtual collaboration: annotated the linked pages

web/links/index.htm: updated to Firefox bookmarks: Roundtable: added materials for virtual collaboration roundtable. Mac: added steps for customizing screen saver security settings beyond the options supported in the UI.

web/links/index.htm: updated to Firefox bookmarks: Unix: moved into OS folder. Windows: added steps to try for fixing Windows Update.

web/links/index.htm: updated to Firefox bookmarks: Redmine: added links to the REST API for exporting data. svn: added instructions for using svnsync to export a repository. PostgreSQL: removed duplicate pages that were linked for multiple versions of Postgres.

web/links/index.htm: updated to Firefox bookmarks. Quick links: use bien3.vegpath.org to link to the main BIEN3 page

web/links/index.htm: updated to Firefox bookmarks: wake for network access: added link to pmset man page, which contains commands for setting "wake for network access" for all power sources. note that "automatic restart on power loss" also needs to be set for all power sources, because the computer will always be in UPS mode at the time of a power failure.

web/links/index.htm: updated to Firefox bookmarks: NCEAS: added link to phone list, which contains the Balboa Building maintenance numbers