Mac OS X machines may drop their network connection every half a minute or so due to a new security feature introduced in Mavericks - ARP Cache Validation, with a force disconnect for every mismatch - this supposedly stops ARP Spoofing attacks on LANs.
osx tips troubleshooting networkMultithreading in python using pool.map().
python parallel multithread parallelism article map howto hacks tipsDetails of base system processes in Windows.
forensics windows security tips troubleshootingLibrary of iOS development resources.
resources iphonedev tools programming development resource tutorial tips iphone design referenceHow to clear cached domain passwords (kerberos tickets). Fixes issue where OSX connects to file share using incorrect account. Use terminal command 'kdestroy' to delete all, or delete individually using Keychain Access and opening 'Ticket Viewer'.
osx networking tools tutorial tips referenceGood list of linux / bash tips & tricks.
linux tips bash tools programming