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8 matches found for 'syntax'

A quick look at Scala and the syntax

The syntax in Scala can look confusing very fast.. def exists(s: Set, p: Int => Boolean): Boolean = !forall(s, (x: Int) => !p(x)) p here is a function parameter; okay, I get that.

October 22, 2014

Bash Syntax, Operators and Notations

Double Dash Used to signify the end of command options, after which only positional arguments are taken. For example, you may want to create an odd file named -abc. touch -abc will not result in the creation of a new file named -abc, however.

February 4, 2018

A guide to const in C++

The Many Uses of const with Operator Overloading const can be used in different ways depending on how an operator is overloaded. There are two major cases to consider: If an operator is overloaded as a nonmember function (not part of the class definition) If an operator is overloaded as a member function (part of the class definition) Case 1: Overloaded as a Nonmember Function Here is an example of the + operator overloaded as a nonmember function: const Weight operator +(const Weight& w1, const Weight& w2); Notice we have three positions where we can place const and each one means something different.

January 24, 2015

Javascript Concepts

Objects new Object() and {} is semantically the same, but the {} is called object literal syntax. To do a deep-copy of an object, use Object.assign(target, src) or in ES6, use the spread syntax.

October 29, 2017

Webpack: Usage Examples

... Nowadays, a lot of Javascript is written in ES6, or Typescript, or some other next-gen Javascript syntax that we don't know about yet. We do this for a reason though; it's much more pleasant to write than classic Javascript.

June 13, 2020

Intro to Python Lambda

... return x ** 2 Do beware, the above is just a visual heuristic and it is not valid Python syntax. Speaking of heuristics, let's look at another lambda function that deals with A.

October 22, 2014

Web Development 101

... It is basically like the offspring of HTML and Javascript. It is very convenient, although the syntax can often appear a bit sloppy like spaghetti. Extras: To use React to its greatest potential, Properties (or props), ideally a set of immutable values, are passed to a component's render function.

November 9, 2017

Scala Anonymous Functions

... example: def justTrue(iB : Int => Boolean) : Int => Boolean = (x : Int) => true The syntax looks overly complicated. The function justTrue takes in a function iB as a parameter.

October 22, 2014