Mac Technique: How to Enable the Hidden Security & Privacy Option to Allow Apps from Unidentified Developers

With macOS High Sierra 10.13.4, there is no option by default to allow apps from unidentified developers in  -> System Preferences -> Security & Privacy -> General:

Close the window and type the following command in terminal:

sudo spctl --master-disable

and enter your password. Now go back to and the previously hidden Anywhere option is displayed:

Note that if you change a more secure option, the Anywhere option is hidden again when you turn on the Security & Privacy window next time.

Mac Technique: Dr. Eye Chinese-English Bilingual Dictionary with macOS 10.13.4 譯典通英漢雙向字典

Dr. Eye (譯典通), a famous Chinese-English bidirectional dictionary, is now available free with macOS High Sierra 10.13.4.

After installing the latest version of macOS, select Dictionary -> Preferences and 譯典通英漢雙向字典(Traditional Chinese-English).

Now both English and Chinese words may be looked up in the dictionary:

It is interesting that the Bopomofo (ㄅㄆㄇㄈ) Zhuyin Mandarin Phonetic Symbols (注音符號) used in Taiwan are displayed in this dictionary.

The Dr. Eye dictionary is also available with iOS 11.3.