An open API service providing repository metadata for many open source software ecosystems.

Topic: "java-collections"

eclipse-collections/eclipse-collections

Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.

Language: Java - Size: 17.1 MB - Last synced at: 9 days ago - Pushed at: 9 days ago - Stars: 2,513 - Forks: 639

leventov/Koloboke

Java Collections till the last breadcrumb of memory and performance

Language: Java - Size: 37.2 MB - Last synced at: 16 days ago - Pushed at: over 8 years ago - Stars: 1,015 - Forks: 140

Suryakant-Bharti/Important-Java-Concepts

🚀 Complete Java - A to Z ║ 📚 Notes and Programs of all Important Concepts of Java - OOPS, Data Structures, Algorithms, Design Patterns & Development + Kotlin + Android :fire:

Language: Java - Size: 982 KB - Last synced at: about 1 year ago - Pushed at: about 1 year ago - Stars: 784 - Forks: 302

TimeAndSpaceIO/SmoothieMap

A gulp of low latency Java

Language: Java - Size: 1.43 MB - Last synced at: about 1 year ago - Pushed at: over 5 years ago - Stars: 293 - Forks: 31

anton-liauchuk/java-interview

Java interview

Language: Java - Size: 301 KB - Last synced at: 24 days ago - Pushed at: 24 days ago - Stars: 278 - Forks: 62

callicoder/java-collections-examples

A Complete Reference to Java Collections Framework through simple examples

Language: Java - Size: 43.9 KB - Last synced at: about 2 months ago - Pushed at: about 1 year ago - Stars: 139 - Forks: 122

larrydiamond/typescriptcollectionsframework

TypeScript Collections Framework - a port of the Java Collections framework for use with Angular

Language: TypeScript - Size: 11.7 MB - Last synced at: 8 days ago - Pushed at: over 3 years ago - Stars: 42 - Forks: 9

YogenRaii/java-core

Collections of solutions for micro-tasks created while building modules as part of project. Also has very fun stuffs :)

Language: Java - Size: 650 KB - Last synced at: about 1 year ago - Pushed at: over 1 year ago - Stars: 41 - Forks: 37

proghub-official/java-interview

⁉️ Вопросы для собеседования по Java

Size: 61.5 KB - Last synced at: 11 months ago - Pushed at: over 4 years ago - Stars: 41 - Forks: 17

sangupta/gather

Run SQL queries on Java objects in a collection

Language: Java - Size: 129 KB - Last synced at: about 2 months ago - Pushed at: about 3 years ago - Stars: 38 - Forks: 4

dgroup/enumerable4j

Amazing Ruby's "Enumerable" ported to Java

Language: Java - Size: 206 KB - Last synced at: about 1 month ago - Pushed at: almost 2 years ago - Stars: 29 - Forks: 4

Augusto11CB/Java-Studies

Repository of my learning notes and programs for fundamental & important concepts of Java programming and development.

Language: Java - Size: 5.77 MB - Last synced at: 11 days ago - Pushed at: about 1 year ago - Stars: 27 - Forks: 9

ChunhThanhDe/Leetcode-Top-Interview

This repository contains solutions to LeetCode Top 150 Interview Problems. Must-do List for Interview Prep :dart:

Language: Java - Size: 2.66 MB - Last synced at: 5 months ago - Pushed at: 5 months ago - Stars: 26 - Forks: 8

veilair/java-development

An ongoing curated list of frameworks, books, articles, talks, screencasts, recordings, libraries, learning tutorials and resources about Java Development.

Language: Java - Size: 16.7 MB - Last synced at: about 1 month ago - Pushed at: about 3 years ago - Stars: 21 - Forks: 10

nejckorasa/compare-utils

Compares of Java Collections and Objects (of different classes) made easy

Language: Java - Size: 570 KB - Last synced at: almost 2 years ago - Pushed at: over 4 years ago - Stars: 18 - Forks: 2

krupalshah/Reactive-Collections

Library for observing changes in Java Collections

Language: Java - Size: 245 KB - Last synced at: over 2 years ago - Pushed at: over 3 years ago - Stars: 15 - Forks: 5

Shemplo/Java-Streams-Etudes

Check your knowledge of Java Streams API (edu project)

Language: Java - Size: 328 KB - Last synced at: almost 2 years ago - Pushed at: over 4 years ago - Stars: 14 - Forks: 2

tridibsamanta/Learn-Java-Collections-Framework

A handy guide to some of the methods declared by the Collection, Map interfaces.

Language: Java - Size: 47.9 KB - Last synced at: 14 days ago - Pushed at: over 2 years ago - Stars: 9 - Forks: 4

Snehomoy100/Java-DSA

A repo to learn Data Structures & Algorithms using Java, from scratch. 👨‍💻 🧑‍🏫

Language: Java - Size: 219 KB - Last synced at: over 2 years ago - Pushed at: almost 3 years ago - Stars: 9 - Forks: 0

BeingCoders/Java-Collection-Easy-Examples

Collections in java is a framework that provides an architecture to store and manipulate the group of objects.

Size: 158 KB - Last synced at: about 1 month ago - Pushed at: about 8 years ago - Stars: 9 - Forks: 6

NihatQuliyev/library-management-system

Basic library management

Language: Java - Size: 7.81 KB - Last synced at: about 2 months ago - Pushed at: about 2 years ago - Stars: 8 - Forks: 0

anishLearnsToCode/hackerrank-java

Java ☕ Domain on HackerRank - Problems & Solutions 📖📕📑

Language: Java - Size: 106 KB - Last synced at: about 2 months ago - Pushed at: over 4 years ago - Stars: 7 - Forks: 3

leventov/trove-over-koloboke-compile

Drop-in replacement of Trove via Koloboke Compile (proof of concept)

Language: Java - Size: 4.31 MB - Last synced at: about 2 months ago - Pushed at: about 9 years ago - Stars: 5 - Forks: 2

SvenWoltmann/java-collections-guide

Java Queue, Deque, Stack and other collections - Ultimate Guide on HappyCoders.eu.

Language: Java - Size: 930 KB - Last synced at: 8 days ago - Pushed at: 8 days ago - Stars: 4 - Forks: 1

DevCANS/Java-A-to-Z-Resources

An all-in-one resource to learn Java

Language: Java - Size: 565 KB - Last synced at: about 2 years ago - Pushed at: about 2 years ago - Stars: 4 - Forks: 7

Ashleshk/Java-Programming-MasterClass

Learn Java In This Course And Become a Computer Programmer. Obtain valuable Core Java Skills And Java Certification

Language: Java - Size: 31.7 MB - Last synced at: over 2 years ago - Pushed at: about 5 years ago - Stars: 4 - Forks: 2

cihat-kose/java-practice-lab

A comprehensive Java practice repository covering essential and advanced topics. Ideal for students and developers to enhance their Java skills through practical exercises focusing on data types, control statements, OOP concepts, and collections.

Language: Java - Size: 487 KB - Last synced at: 29 days ago - Pushed at: 3 months ago - Stars: 3 - Forks: 1

amitrp/java-examples

This project contains Core Java code samples that are used as examples on amitph tutorials.

Language: Java - Size: 132 KB - Last synced at: 5 months ago - Pushed at: 5 months ago - Stars: 3 - Forks: 2

Am4nn/Draw-Graphs

Developed a Java Swing application for dynamic graph visualization of user-input explicit equations, highlighting strong Java and GUI development skills

Language: Java - Size: 599 KB - Last synced at: 2 months ago - Pushed at: over 1 year ago - Stars: 3 - Forks: 0

martindes01/pickcard

A library for creating card games with ease in Java. Make it so!

Language: Java - Size: 65.4 KB - Last synced at: over 2 years ago - Pushed at: over 3 years ago - Stars: 3 - Forks: 0

thunken/sandow 📦

⛓ Sandow bridges the Java Collections Framework and Elasticsearch indices

Language: Java - Size: 19.5 KB - Last synced at: over 1 year ago - Pushed at: about 4 years ago - Stars: 3 - Forks: 0

rohitchavan-git/Data-Structure-Using-Java

learn Data Structures & Algorithms in Easy Way by creating custom collection classes in java

Language: Java - Size: 31.3 KB - Last synced at: 3 days ago - Pushed at: 3 days ago - Stars: 2 - Forks: 0

JohnDeere/outstanding 📦

A Java concurrent collection for in-progress work

Language: Java - Size: 87.9 KB - Last synced at: 5 months ago - Pushed at: about 2 years ago - Stars: 2 - Forks: 4

YeasirAR/Java_Practice_Code

Language: Java - Size: 11.9 MB - Last synced at: about 2 years ago - Pushed at: over 3 years ago - Stars: 2 - Forks: 0

ChayanikaMisra/NewsFeedGenerator

social networking backend service for allowing users to follow each other and post content on the network. The service stores pre-computed news feed and profile feed for each user in CouchDB (NoSQL Document DB) to make fetching news feed for each user much faster.

Language: Java - Size: 81.1 KB - Last synced at: over 2 years ago - Pushed at: almost 4 years ago - Stars: 2 - Forks: 0

blobcity/java-commons

Java Commons

Language: Java - Size: 14.6 KB - Last synced at: about 1 year ago - Pushed at: over 6 years ago - Stars: 2 - Forks: 0

mschaeffner/treelify

A Java serialization library that converts a Java Collection into a tree structure and back.

Language: Java - Size: 21.5 KB - Last synced at: 3 months ago - Pushed at: over 9 years ago - Stars: 2 - Forks: 0

masumkhan081/java-code-notes

This repository contains notes and code snippets related to Java programming, covering fundamental concepts, core libraries, and best practices. It serves as a personal reference for learning and consolidating knowledge in Java, intended for personal use to reinforce understanding of Java concepts.

Language: Java - Size: 23.4 KB - Last synced at: 3 months ago - Pushed at: 7 months ago - Stars: 1 - Forks: 0

FShinoda/generation-java

Java exercises done while on FullStack Java Generation Bootcamp.

Language: Java - Size: 96.7 KB - Last synced at: 12 months ago - Pushed at: 12 months ago - Stars: 1 - Forks: 0

AZHELLRGX/DataStructures_Algorithms_Notes

数据结构与算法学习笔记与实操代码

Language: Java - Size: 563 KB - Last synced at: over 1 year ago - Pushed at: over 1 year ago - Stars: 1 - Forks: 0

abhishekGarg26/Java_Programming_Masterclass

🧑‍💻 This repository is was equiped with the essential skills exercises needed to pursue junior Java developer positions. From the basics of Java programming, such as accepting user input, working with variables, and understanding data types, to advanced concepts like OOPs and manipulating strings, this course covers it all.

Language: Java - Size: 26.4 KB - Last synced at: about 2 years ago - Pushed at: about 2 years ago - Stars: 1 - Forks: 0

chadwyck242/udemy-java-masterclass

Repository for working on Tim Buchalka's Java Masterclass on Udemy. Lessons, code examples and challenges.

Language: Java - Size: 41 KB - Last synced at: 3 months ago - Pushed at: over 2 years ago - Stars: 1 - Forks: 0

anykms729/Java-Collection

Java Interface implemented by various classes

Language: Java - Size: 1.95 KB - Last synced at: about 2 years ago - Pushed at: over 2 years ago - Stars: 1 - Forks: 1

arsatapathy/java-collections-demo

Java Collections Demo Project

Language: Java - Size: 113 KB - Last synced at: over 1 year ago - Pushed at: almost 3 years ago - Stars: 1 - Forks: 0

matheus-fernandes/study-java-modern

Studies related to new features of Java 8 to 17. Such as the apis collections, functions, time, optionals and streams. Thus, this repository mainly expose my effort to understand better the concept of functional programming in Java and also briefly understand modularity.

Language: Java - Size: 33.2 KB - Last synced at: about 2 years ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 0

Aleksey-Petrik/BaseJava

Development of a web application "Resume database"

Language: Java - Size: 326 KB - Last synced at: about 2 years ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 0

eden-practice/eden-practice-java

Java 练习库

Language: Java - Size: 507 KB - Last synced at: over 2 years ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 0

BrianEstigarribiaMaia/caelum-estrutura-de-dados

Repositório para exercícios e exemplos feitos durante o estudo da apostila da Caelum(wd14) de ED com java.

Language: Java - Size: 62.5 KB - Last synced at: almost 2 years ago - Pushed at: over 3 years ago - Stars: 1 - Forks: 0

BrianEstigarribiaMaia/estudos-collections-java

Repositório de estudos para exercitar o conhecimento sobre collections framework da linguagem java.

Language: Java - Size: 43 KB - Last synced at: almost 2 years ago - Pushed at: about 4 years ago - Stars: 1 - Forks: 0

MohitMurotiya/HBMS-Java

Hotel Booking Management System project using core java

Language: Java - Size: 72.3 KB - Last synced at: over 2 years ago - Pushed at: about 4 years ago - Stars: 1 - Forks: 0

kirkovg/NP_2017_2018 📦

Language: Java - Size: 117 KB - Last synced at: almost 2 years ago - Pushed at: over 7 years ago - Stars: 1 - Forks: 0

SwapnilBGaikwad/Collection

Data structures library for Java

Language: Java - Size: 72.3 KB - Last synced at: about 1 year ago - Pushed at: over 7 years ago - Stars: 1 - Forks: 1

VSergey/SpeedTestJavaCollections

Performance test of Java collections from different frameworks

Language: Java - Size: 2.49 MB - Last synced at: about 2 years ago - Pushed at: about 8 years ago - Stars: 1 - Forks: 0

SUSHANTSINGH01/CP-AND-DSA

Language: C++ - Size: 1.75 MB - Last synced at: about 7 hours ago - Pushed at: about 8 hours ago - Stars: 0 - Forks: 0

Cubic-guy/Data-Structures-with-Java

A comprehensive collection of Data Structures implementations in Java, including arrays, linked lists, stacks, queues, trees, graphs, and sorting algorithms. This repository serves as both a learning resource and a reference guide for computer science students and developers looking to enhance their understanding of fundamental data structures

Language: Java - Size: 38.2 MB - Last synced at: 3 days ago - Pushed at: 3 days ago - Stars: 0 - Forks: 0

AsrielDreemurrGM/Java_CRUD_Example

Java desktop application using JOptionPane to manage client data with full CRUD operations, interface-based DAO pattern, input validation, and in-memory storage. This is my first Java project, developed alongside a related CRUD application built with Swing in Apache NetBeans.

Language: Java - Size: 30.3 KB - Last synced at: 4 days ago - Pushed at: 5 days ago - Stars: 0 - Forks: 0

SUSHANTSINGH01/JAVA_PROGRAMMING

Language: Java - Size: 123 KB - Last synced at: 9 days ago - Pushed at: 9 days ago - Stars: 0 - Forks: 0

OrF8/Java-ASCII-Art

An ASCII art generator

Language: Java - Size: 1.3 MB - Last synced at: 14 days ago - Pushed at: 14 days ago - Stars: 0 - Forks: 1

tutorial-java/How-to-Use-List-in-Java

Learn the basics of Java List, its implementation classes, and how to use them in your code

Language: Java - Size: 3.91 KB - Last synced at: 6 days ago - Pushed at: 19 days ago - Stars: 0 - Forks: 0

NataliaFrancisca/gerenciador-de-musicas

sistema gerenciador de musicas

Language: Java - Size: 28.3 KB - Last synced at: 27 days ago - Pushed at: 27 days ago - Stars: 0 - Forks: 0

wagnermarques00/Java

Studies on the language to acquire the license

Language: Java - Size: 3.97 MB - Last synced at: about 2 months ago - Pushed at: about 2 months ago - Stars: 0 - Forks: 0

baguilar6174/java-essential-training

Language: Java - Size: 44.9 KB - Last synced at: 20 days ago - Pushed at: about 2 months ago - Stars: 0 - Forks: 0

nrkapri/JavaAdvancedTopics

Basic to advanced concepts in java

Language: Java - Size: 1.39 MB - Last synced at: about 2 months ago - Pushed at: about 2 months ago - Stars: 0 - Forks: 1

polat-yuce/Java-Project

Bu dosya çeşitli Java projelerinin bir arşividir.

Language: Java - Size: 6.71 MB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

chaseofthejungle/intro-to-java-collections-framework

An overview guide of essential Java principles, providing a foundation for future study.

Size: 6.84 KB - Last synced at: 2 months ago - Pushed at: 2 months ago - Stars: 0 - Forks: 0

sanketbhosale2004/advanced-java-notes

"🚀 Advanced Java Notes & Code Examples - Master Multithreading, Collections, Java 8+ Features, Exception Handling, JDBC, and Design Patterns. Ideal for Interview Preparation & Skill Enhancement. ⭐ Explore Now!"

Language: Java - Size: 38.1 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

TopekoX/belajar-java

Belajar Pemrograman Java

Language: Java - Size: 83 KB - Last synced at: 4 months ago - Pushed at: 4 months ago - Stars: 0 - Forks: 0

Robson16/takeout

The TakeOut Simulator is a project designed to combine practical programming skills with real-world logic, simulating a fun and interactive take-out ordering system.

Language: Java - Size: 8.79 KB - Last synced at: 3 months ago - Pushed at: 6 months ago - Stars: 0 - Forks: 0

vmd2113/javacore

This project is a collection of Java implementations of various data structures and algorithms, and most concepts in java like object, class, interface, etc. It aims to provide a comprehensive resource for learning and practicing Java programming.

Language: Java - Size: 1.83 MB - Last synced at: 7 months ago - Pushed at: 7 months ago - Stars: 0 - Forks: 0

sivaosorg/unify4j

unify4J: Java 1.8 skeleton library offering a rich toolkit of utility functions for collections, strings, date/time, JSON, maps, and more.

Language: Java - Size: 287 KB - Last synced at: 2 months ago - Pushed at: 8 months ago - Stars: 0 - Forks: 0

alpha74/Java_streams_Guide

A shortguide to Java 8 streams on Collections

Size: 26.4 KB - Last synced at: 3 months ago - Pushed at: 9 months ago - Stars: 0 - Forks: 0

prbale/java-samples

Some useful java samples

Language: Java - Size: 114 KB - Last synced at: 11 months ago - Pushed at: 11 months ago - Stars: 0 - Forks: 0

FShinoda/projeto_final_bloco_01

Size: 29.3 KB - Last synced at: 12 months ago - Pushed at: 12 months ago - Stars: 0 - Forks: 0

giosil/wcollections

A convenience library for manage collections.

Language: Java - Size: 420 KB - Last synced at: 21 days ago - Pushed at: about 1 year ago - Stars: 0 - Forks: 0

shivu2002a/Java-Codefiles

Code files related to Java language and libraries

Language: Java - Size: 206 KB - Last synced at: about 1 year ago - Pushed at: about 1 year ago - Stars: 0 - Forks: 1

JcoderPaul/KataCalc

A primitive console calculator - converter. Test task Kata Academy.

Language: Java - Size: 60.5 KB - Last synced at: 3 months ago - Pushed at: about 1 year ago - Stars: 0 - Forks: 0

Quathar/PRO

🧠 Programming Projects

Language: Java - Size: 16.6 KB - Last synced at: over 1 year ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

f3l1pe-augusto/mycreditcard

An application to buy stuff with your credit card

Language: Java - Size: 1.95 KB - Last synced at: over 1 year ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

robertvazan/hookless-collections

Hookless reactive adapters for Java collections.

Language: Java - Size: 134 KB - Last synced at: 3 months ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

Sooryaharsha/Placement-Training

Practice problems on frequently asked interview questions from scratch.

Language: C - Size: 44.4 MB - Last synced at: over 1 year ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

felipe1cruz/javaconsultafilmes

Exercício em Java, manipulando Collections utilizando List, Set, Map e Streams

Language: Java - Size: 19.5 KB - Last synced at: over 1 year ago - Pushed at: over 1 year ago - Stars: 0 - Forks: 0

HawkXDev/JavaRushTasks

Course passing https://javarush.com/

Language: Java - Size: 754 KB - Last synced at: 3 months ago - Pushed at: almost 2 years ago - Stars: 0 - Forks: 0

coxmars/java-learning

Language: Java - Size: 2.3 MB - Last synced at: 2 days ago - Pushed at: almost 2 years ago - Stars: 0 - Forks: 0

jovanliuc/java-families-docs

This repo is intended to document various technical stacks of Java-Related

Size: 187 KB - Last synced at: about 2 years ago - Pushed at: about 2 years ago - Stars: 0 - Forks: 0

Himanxusharma/Java-Learning

you'll get the questions solution using java.

Language: Java - Size: 2.14 MB - Last synced at: about 2 years ago - Pushed at: about 2 years ago - Stars: 0 - Forks: 0

AveryRegier/streams

A Java Collection facade for Streams

Language: Java - Size: 8.79 KB - Last synced at: 12 months ago - Pushed at: about 2 years ago - Stars: 0 - Forks: 1

giovaneneves7/DIO-Java-Collections

Repository for studying the Collections framework

Language: Java - Size: 6.84 KB - Last synced at: over 1 year ago - Pushed at: about 2 years ago - Stars: 0 - Forks: 0

s-sawe/java-comparator-interface

Getting started with Java Collections and Comparators

Language: Java - Size: 4.88 KB - Last synced at: over 2 years ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 0

rustam-tut/buildings-stat

Test task Java-developer **foMaximum

Language: Java - Size: 36.1 MB - Last synced at: about 2 years ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 0

JcoderPaul/JunitStudyTwoGenerics

JUnit framework simple tests in Generics (Simple Objects, Collections). Section cheat sheet. For memory!

Language: Java - Size: 53.7 KB - Last synced at: 3 months ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 0

JcoderPaul/JunitStudy

JUnit framework simple tests in various situations. Section cheat sheet. For memory!

Language: Java - Size: 116 KB - Last synced at: 3 months ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 0

iampratapbabu/java-basics

Basic java code for beginners including oops

Language: Java - Size: 20.5 KB - Last synced at: about 2 years ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 0

REC-CSE-LAB/Java_Lab_sem_4 📦

Size: 0 Bytes - Last synced at: almost 2 years ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 1

vmalaya/internship

Language: Java - Size: 3.14 MB - Last synced at: about 2 years ago - Pushed at: over 2 years ago - Stars: 0 - Forks: 1

iozhukau/benchmark-java-collections

Test Java colections. What faster added element ArrayList or LinkedList

Language: Java - Size: 1.95 KB - Last synced at: almost 2 years ago - Pushed at: almost 3 years ago - Stars: 0 - Forks: 0

antoniojimeneznieto/Rigel

An animated sky map developed using Java and JavaFX that illustrates the dynamic movements of stars and constellations according to specified times or time zones. Users can observe stellar movements at various speeds: day, x300, x3000, or at a normal pace. Project completion date: 06/2020

Language: Java - Size: 3.32 MB - Last synced at: 6 days ago - Pushed at: almost 3 years ago - Stars: 0 - Forks: 0

cdog-gh/gh-java-collection-guide

Java Collection guide of beginner

Language: Java - Size: 10.7 KB - Last synced at: almost 2 years ago - Pushed at: about 3 years ago - Stars: 0 - Forks: 0

Virksaabnavjot/Java-Collections

Working with Java Collection Framework in detail (java.util.*), creating collections from scratch and testing (Unit testing/Automation testing using JUnit 5)

Language: Java - Size: 50.8 KB - Last synced at: almost 2 years ago - Pushed at: about 3 years ago - Stars: 0 - Forks: 0

frepingod/sber-directory-of-cities

Virtual internship in Java development at Sber

Language: Java - Size: 27.3 KB - Last synced at: about 2 years ago - Pushed at: about 3 years ago - Stars: 0 - Forks: 0

raheemadamboev/java-data-structures

Different ways that we can store and manipulate data in Java.

Language: Java - Size: 90.8 KB - Last synced at: 20 days ago - Pushed at: over 3 years ago - Stars: 0 - Forks: 1