firstWhere method

In some implementations, First is not implemented as a filtering operator that returns an Observable, but as a blocking function that returns a particular item ...

first - RxJS

predicate, (value: T, index: number, source: Observable) => boolean. Optional. Default is undefined . An optional function called with each item to test for ...

First, FirstOrDefault - Element Operators - TutorialsTeacher

First and FirstOrDefault has two overload methods. The first overload method doesn't take any input parameter and returns the first element in the collection.

Method Nerub'ar Palace Race to World First Announcement

Join us as Method announces their upcoming Race to World First event for the brand new World of Warcraft expansion The War Within and it's ...

first - Kotlin Programming Language

Returns the first element matching the given predicate. Exceptions NoSuchElementException - if no such element is found.

First, FirstN, Index, Last, and LastN functions - Power Platform

The First function returns the first record of a table. The FirstN function returns the first set of records of a table; the second argument specifies the ...

where, firstWhere -> Bad state: No element - Летучий программист

Before - There was no null-handling in the method "firstWhere" which throws an error "Bad State" once it returns "null" value.

FIRST - Informatica Documentation

Returns the first value found within a field or group. Optionally, you can apply a filter to limit the rows read. You can nest only one other aggregate function ...

Iterable collections - Dart

It's also possible to find the first element that satisfies a condition. The next section shows how to do that using a method called firstWhere ...

pandas.DataFrame.first — pandas 2.2.3 documentation

For a DataFrame with a sorted DatetimeIndex, this function can select the first few rows based on a date offset. Parameters: offsetstr, DateOffset or ...

Get First Selected Row Values Method

This method is one of the Product Manipulation Toolkit Business Service Methods . It queries the active business component for a given set of field values ...

List (Groovy JDK enhancements)

Object) method used by switch statements. Object, head() Returns the first item from the List. List ...

Laravel 9 Collection first() and firstWhere() Methods Example

You will learn how to implement Laravel 9 Collection with first() and firstWhere() methods. With the Laravel collection, it will make us easier to do with ...

Why You Should Eat the Frog First [2024] - Asana

The eat the frog strategy is a prioritization and productivity method used to help people identify difficult tasks. Here's how you can use ...

A Hands-On Guide to Mobile-First Responsive Design - UXPin

Mobile-first design is an approach to designing UIs that prioritizes small-screen experience. Given that different devices need different ...

first - Cypress Documentation

Get the first DOM element within a set of DOM elements. info The querying behavior of this command matches exactly how .first() works in jQuery.

Lodash Documentation

The order and references of result values are determined by the first array. ... This method is like _.difference except that it accepts iteratee which is ...

array_key_first - Manual - PHP

Get the first key of the given array without affecting the internal array pointer. ... In PHP 7.3.0, the array_key_first() function was introduced, demonstrated ...

first (Array) - APIdock

method. first. Importance_2. Ruby latest stable (v2_5_5) - 2 notes - Class ... Returns the first element, or the first n elements, of the array. If the ...

first function - RDocumentation

Return first or last element of an object. These functions are convenience wrappers for head(x, n=1, ...) and tail(x, n=1, ...) .