Hacker compromised third-party NodeJS module “Event-Stream” introducing a malicious code aimed at stealing funds in Bitcoin wallet apps. The malicious code was introduced in the version 3.3.6, published on September 9 via the Node Package Manager (NPM) repository. The Event-Stream library is a very popular NodeJS module used to allow developers the management of data streams, it has nearly

The flatMap() method available on the Array prototype has the same effect as using the map() method followed by the flat() method with the default depth of 1. In other words, flatMap() maps each value to a new value and then the resulting array is flatten up to a maximum depth of 1.

I Sep 7, 2017 In this article I'll introduce an RxJS flatMap() operator. Previous articles in this series include: 1. Basic Terms 2. Operators map, filter, and Nov 26, 2018 a JavaScript npm package for working with Node.js streaming data.

Nodejs flatmap

FlatMap used to transformation of one object to another wile using stream. Hi .flatMap () is a native ES method, on the Array prototype: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/flatMap. Unfortunately, nodeJS doesn't include .flatMap () until v11. So if you're using an earlier version it will throw an error. 2018-11-26 · The malicious code in flatmap-stream@0.1.1 – apparently an attempt to steal coins from Dash Copay Bitcoin wallets – is hosted on GitHub and was distributed through the Node Package Manager (NPM) until it was removed from NPM's listing on Monday this week.

Pourquoi? Existe-t-il un moyen d’émuler flatMap en javascript de manière simple et efficace sans définir flatMap manuellement? Se hela listan på medium.com TL;DR In this article you’ll learn how to build a Telegram bot using Node.js.

2020-12-18 · Given is the following js command: [].flat; Executing it in a browser (chrome/firefox): returns function. Executing it with nodejs v10.13.0: returns undefined. Now I am wondering what other methods are not in the node RTE and where the documentation of global Objects like Array is.. Seems to be the same with Array.prototype.flatMap.

Describe alternatives you've considered 2020-10-19 · Given is the following js command: [].flat; Executing it in a browser (chrome/firefox): returns function. Executing it with nodejs v10.13.0: returns undefined. Now I am wondering what other methods are not in the node RTE and where the documentation of global Objects like Array is.

2 days ago · The bulk API makes it possible to perform many index/delete operations in a single API call. This can greatly increase the indexing speed.

It combines the steps of first mapping over the array with `map()` & then calling `flat()`. Instead of calling 2 methods, just use `flatMap()` 👍 2018-11-26 · Thus, anyone using event-stream and pulling in the cursed flatmap-stream, rather than the rewritten code, since October 5 would be potentially hit by the malicious script.The offending code has been removed from event-stream.If it's any relief, the … 2018-9-28 Note that for non-Java clients presently you need to provide addresses of all the server nodes in the connection properties. This also means that if a new server node joins the cluster, you should add the server’s address to the connection properties and reconnect the thin client. This article will explain about Java 8 Stream flatMap with example. FlatMap used to transformation of one object to another wile using stream.

2021. Vad är skillnaden mellan att använda en compose () och en enkel flatMap () NodeJS-miljövariabler i Grunt. 2021 Jag försöker ta bort en specifik aktivitetskö från GPC med nodejs-kod y <-setB) avkastning (x, y)) val cross2 = (setA flatMap (x => setB-karta ((x, _))) Finns det Vet du något om det?
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Optimizing Graphql Data Queries … 2020-12-18 · Given is the following js command: [].flat; Executing it in a browser (chrome/firefox): returns function. Executing it with nodejs v10.13.0: returns undefined.

Describe the solution you'd like. Polyfill these methods serverside. Describe alternatives you've considered 2020-10-19 · Given is the following js command: [].flat; Executing it in a browser (chrome/firefox): returns function.
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Array.prototype.flatMap first maps each element using a mapping function, then flattens the result into a new array. It is identical to a map followed by

The Event-Stream library is a very popular NodeJS module used to allow developers the management of data streams, it has nearly .filter(dir => fs.existsSync(dir)) .flatMap(dir => glob.sync(path.join(dir, '*', 'init.js'))) For complete flatMap example kindly read our previous article, Spark WordCount Example. Note: Map and flatmap are identical in way that they take one line from input RDD, applies a function on the line. The key difference between map() and flatmap() is, map() returns one element while flatmap… 2018-12-16 · nodejs原理&源码赏析（2）KOA中间件的基本运作原理 nodejs原理&源码赏析（3）欣赏手术级的原型链加工艺术 nodejs原理&源码赏析（4）深度剖析cluster模块源码与node.js多进程（上） nodejs原理&源码赏析（5）net模块与通讯的实现 Apache Spark avec NodeJS ?

textFile('README.md'). Sedan försökte jag ett kommando för att samla orden: wordCounts = textFile.flatMap(lambda line: line.split()).map(lambda word: (word,

So if you're using an earlier version it will throw an error. Security holding package. This package name is not currently in use, but was formerly occupied by another package. To avoid malicious use, npm is hanging on to the package name, but loosely, and we'll probably give it to you if you want it. 2019-1-17 · flatMap()方法对原数组的每个成员执行一个函数，相当于执行Array.prototype.map(),然后对返回值组成的数组执行flat()方法。该方法返回一个新数组，不改变原数组。 // 相当于 [[2, 4], [3, 6], [4, 8]].flat() [2, 3, 4].flatMap((x) => [x, x * 2]) // [2, 4, 3, 6, 4, 8] 2020-4-18 · flatMap()方法对原数组的每个成员执行一个函数，相当于执行Array.prototype.map(),然后对返回值组成的数组执行flat()方法。该方法返回一个新数组，不改变原数组。 Would like to be able to use .flat or .flatMap in node.js 10.

The flat () function takes an array of arrays and "flattens" the nested arrays into the top-level array. [ [1, 2], [3, 4], [5, 6]].flat (); // [1, 2, 3, 4, 5, 6] The _.flatMap() method creates a flattened array of values by running each element in collection through iteratee and flattening the mapped results. Syntax: _.flatMap(collection, iteratee) Parameters: This method accepts two parameters as mentioned above and described below: collection: This parameter holds the collection to iterate over. flat () & flatMap () Methods ES2019 introduced two new methods to Array 's prototype, flat () and flatMap (), that can be used to flatten a multi-dimensional array in JavaScript. These methods are fairly new and only works in the latest versions of modern browsers, and Node.js 11 and higher. flatMap is incredibly useful on collections, but javascript does not provide one while having Array.prototype.map. Why? Is there any way to emulate flatMap in javascript in both easy and efficient Snyk immediately added the vulnerability to our database and reported it to the Node Foundation Security working group, who are actively reviewing it.