VirtualBox Delete Oldest Snapshot
Issue: Deleting the oldest snapshot of virtual machine in VirtualBox is often difficult, sometimes there is error with detail "more than one child hard disk". Solution: Open VirtualBox control panel,…
Lyx Can’t Apply Change to Document Settings
Issue: Whenever adding a new file, document->settings can't make any change as the "Apply" and "OK" button are grey out. Also, there is error: "Package keyval Error: No value specified…
Demystify iCloud Sync
Issue: Uploaded keynote file to iCloud through safari, after a day the iPad still could not see it when clicking the "+" sign at top left corner of Keynote in…
Google Chrome Not Start Only Flicking
Issue: Starting Chrome in Windows 7 guest from Virtualbox happens to see only flicking windows with flashing rate around 2-4 rounds per sec. Solution: Turn off hardware acceleration in Chrome…
Gmail Authentication Issue
Issue: Gmail Account cannot be accessed from KMail. Solution: Login to Google account from Chrome Visit Google's supporting page for less secure apps Select: Turn on Access for less secure…
iOS Plays Youtube offline
Issue: Suddenly the iOS apps Watchlater which is supposed to download videos from various video sites including Youtube to device could not download any more. Then install another apps, Ultratube…
zPanel Mailbox Quota Limit
Issue: Email dropped silently or bounced back with notification: Your message to [<[email protected]>] was automatically rejected: Quota exceeded (mailbox for user is full) It happened on mailbox of zPanel. Solution:…
Blog Visitors Doubled
Wow what a WordPress plugin! Shareaholic doubled the visitors over-night from 9 to 19. Lovely features include Mobile-device friendly and does not affect the look and feel of the blogs and…
WP-Courseware LaTex Integration
Background: Tried Quiz Master Next plugin for WordPress with some Math quizzes with success. However, this plugin has no feature to let users to upload image file for quiz, i.e.…
Ugly Font Appearance in Linux
Issue: Suddenly found that the Serif fonts appeared in Linux is uglier than those appeared on Mac OS X. Solution: Configure Desktop by enabling Use sub-pixel rendering, and choose Slight…