Why 福 is often used upside down? On Chinese houses, people often place scriptures for luck, health, wealth, etc Often, they use the word 福 [fú] turned upside down, like this: What is the reason for it?
What does the suffix “‑fu” mean? - English Language Usage Stack . . . The pseudo-word "Spring-fu" is a construction meant to allegorically refer to kung-fu that endows the scripting language Spring with the mysticism and complexity of a martial art --- something that requires dedication to master and has hidden benefits ("really cool ju-ju") if mastered
What does Google-fu mean? [duplicate] - English Language Usage . . . Google-fu is defined as "skill in using search engines (especially Google) to quickly find useful information on the Internet " It is a somewhat tongue-in-cheek reference to kung-fu, which is generally perceived as requiring a high degree of skill to master in the western hemisphere In the example sentence you provided, the author is suggesting that the expected results are somewhat difficult