empty mapping (english) - meaning, definition, translation, pronunciation

Part of Speech

Noun

Phonetic Transcription

/ˈɛmpti ˈmæpɪŋ/

Meaning and Usage

The term "empty mapping" typically refers to a data structure used in computer science, particularly in programming and data management, where a mapping (often a dictionary or a hash map) has no key-value pairs present. It is an important concept in many programming languages for initializing or defining mappings that will later be populated with data.

"Empty mapping" is often used in written contexts such as technical documentation, programming tutorials, and computer science textbooks. The frequency of use can be considered moderate among professionals and students working with data structures.

Example Sentences

1. The function returned an empty mapping because no data was found in the database. La función devolvió un mapeo vacío porque no se encontraron datos en la base de datos.

2. You can initialize an empty mapping in Python using curly braces: {}. Puedes inicializar un mapeo vacío en Python usando llaves: {}.

3. To avoid errors, always check if the mapping is empty before attempting to access its values. Para evitar errores, siempre verifica si el mapeo está vacío antes de intentar acceder a sus valores.

Idiomatic Expressions

While "empty mapping" itself may not feature prominently in idiomatic expressions, the concept of "empty" is prevalent in various idiomatic phrases. Here are some idioms that involve the word "empty":

1. Empty nest syndrome: Refers to feelings of sadness or loneliness when children leave home.
2. After my son went to college, I experienced an empty nest syndrome.

3. Después de que mi hijo se fue a la universidad, experimenté el síndrome del nido vacío.

4. Empty promises: Refers to promises that are not kept.

5. Politicians often make empty promises during election campaigns.

6. Los políticos a menudo hacen promesas vacías durante las campañas electorales.

7. Empty handed: Means to have nothing in one's hands, often after expecting to acquire something.

8. After searching for hours, I came back empty handed.

9. Después de buscar durante horas, volví con las manos vacías.

10. Empty your mind: Refers to letting go of all thoughts and distractions.

11. In meditation, it is important to empty your mind and focus on your breathing.
12. En la meditación, es importante vaciar tu mente y concentrarte en tu respiración.

Etymology

The term "empty" originates from the Old English word "æmtpig," which means "containing nothing". The word "mapping" comes from the verb "map," which has its roots in the Latin "mappa" meaning "napkin" or "cloth," often used in a context of showing something (like a territory or layout) that is depicted visually.

Synonyms and Antonyms

Synonyms: - Vacant mapping - Null mapping - Undefined mapping

Antonyms: - Filled mapping - Populated mapping - Complete mapping