terminology - What does it mean when data is scalar? - Software ...
May 6, 2014 · The term "scalar" comes from linear algebra, where it is used to differentiate a single number from a vector or matrix. The meaning in computing is similar. It distinguishes a …
What are the "scalar fields" and "composite fields" in JAVA?
Jul 11, 2019 · The terms 'scalar type' or 'scalar field' are usually used to contrast them with compound types/fields. A compound type is easiest to define and it is a type that contains …
Recommended generic approach to checking scalar field presence …
May 29, 2023 · There are several questions related to presence field tracking of scalar fields in protobuf 3, but I didn't find any with generic default approach recommendation.
What is meant by a primitive data type?
It kind of depends on the language. For example, in languages like C and C++, you have a number of built-in scalar types - int, float, double, char, etc. These are "primitive" in the sense …
Why exactly does Java not allow numeric conditionals like if(5 ...
May 12, 2017 · 0 Well, every scalar type in C, pointer, boolean (since C99), number (floating-point or not) and enumeration (due to direct mapping to numbers) has a "natural" falsey value, so …
c++ - If you follow the rule of Zero, how will you debug the ...
Nov 28, 2017 · Typically "rule of zero" does not claim itself to be the universal truth. It is usually stated with the caveat that the more correct statement is "rule of (either five or zero, no in …
What is a term for a function that when called repeatedly, has the …
Mar 4, 2019 · This type of function / operation is called Idempotent Idempotence (UK: /ˌɪdɛmˈpoʊtəns/, [1] US: /ˌaɪdəm-/) [2] is the property of certain operations in mathematics and …
data structures - How to represent a set in JSON? - Software ...
Aug 6, 2017 · JSON supports the following data structures (Java equivalents): Scalar, Array/List, and Map. A Set is not supported out-of-the-box in JSON. I thought about several ways to …
matlab - Plotting electrical field lines on a 2d plane - Software ...
May 5, 2015 · This question is ambiguously defined. Electrical field lines (as referenced in the title) are not the same as equipotential lines. Specifically the electric field E followed by electric …
c++ - Passing parameters that need to be copied by value or …
Dec 16, 2014 · @rwong: using "const reference" for function parameters in C++ is not more or less idiomatic than just passing parameters by value. It is typically (but not exclusively) used …