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ITPUB
ITPUB
Oct 18, 2019 · Operations

What’s New in Ubuntu 19.10? Features, Upgrade Guide, and Download Links

Ubuntu 19.10 “Eoan Ermine” introduces LZ4 fast‑boot compression, ZFS file‑system support, and GNOME 3.34, and the article explains key features, upgrade paths from earlier releases, download links, and alternative Ubuntu flavors, while warning against unsupported upgrade methods.

LinuxOperating SystemUbuntu
0 likes · 5 min read
What’s New in Ubuntu 19.10? Features, Upgrade Guide, and Download Links
Aikesheng Open Source Community
Aikesheng Open Source Community
Aug 6, 2019 · Databases

MySQL Group Replication Version Compatibility Policies and Upgrade Guidelines

Starting with MySQL 8.0.17, Group Replication introduces patch‑level version compatibility policies that govern primary‑member election, write‑ability, donor selection, and upgrade procedures for mixed‑version clusters, ensuring safe operation during rolling upgrades and multi‑primary mode transitions.

Group ReplicationVersion Compatibilitydatabase
0 likes · 12 min read
MySQL Group Replication Version Compatibility Policies and Upgrade Guidelines
GF Securities FinTech
GF Securities FinTech
Aug 1, 2019 · Mobile Development

How to Upgrade React Native to 0.59.10 for 64‑Bit Support

This guide explains why Google’s 64‑bit requirement forces a React Native upgrade, outlines the benefits of moving to version 0.59.10, and provides step‑by‑step instructions for updating iOS, Android, Babel configuration, native modules, and handling deprecated components and API changes.

64-bitAndroidXReact Native
0 likes · 10 min read
How to Upgrade React Native to 0.59.10 for 64‑Bit Support
Aikesheng Open Source Community
Aikesheng Open Source Community
May 8, 2019 · Databases

MySQL 8.0.16 New Upgrade Method: Replacing mysql_upgrade with the --upgrade Option

Starting with MySQL 8.0.16, the traditional mysql_upgrade command is deprecated and replaced by a new server upgrade method using the --upgrade option, which offers faster, simpler, and safer upgrades without restarting, and provides four modes (NONE, AUTO, MINIMAL, FORCE) to control data dictionary and system table updates.

Serverdata dictionarydatabase
0 likes · 4 min read
MySQL 8.0.16 New Upgrade Method: Replacing mysql_upgrade with the --upgrade Option
Tencent Cloud Developer
Tencent Cloud Developer
May 7, 2019 · Databases

A New Era of Cluster Coordination in Elasticsearch 7.0

Elasticsearch 7.0 replaces Zen Discovery with an automatic, quorum‑based cluster‑coordination subsystem that elects master‑eligible nodes, simplifies bootstrapping via cluster.initial_master_nodes, supports safe rolling upgrades, and provides robust fault tolerance through a consensus protocol similar to Paxos or Raft.

7.0Cluster CoordinationElasticsearch
0 likes · 18 min read
A New Era of Cluster Coordination in Elasticsearch 7.0
ITPUB
ITPUB
Mar 31, 2019 · Operations

Why Linux 4.20 Is End‑of‑Life and How to Upgrade to the 5.0 Kernel

The Linux 4.20 kernel series has reached its final release with version 4.20.17, and maintainer Greg Kroah‑Hartman urges users to migrate to the newer 5.0 series or a supported LTS kernel, outlining the series' features, hardware support, and upgrade paths.

LTSLinuxSpectre
0 likes · 4 min read
Why Linux 4.20 Is End‑of‑Life and How to Upgrade to the 5.0 Kernel
UC Tech Team
UC Tech Team
Oct 3, 2018 · Frontend Development

Create React App 2.0 Released: New Features and Upgrade Guide

Create React App 2.0, launched on October 1, updates core tools like Babel, Webpack, and Jest, adds Sass, CSS Modules, SVG components, optional Service Workers, and provides a clear migration path for both new and existing projects, while supporting modern browsers and optional polyfills.

JestReactbabel
0 likes · 6 min read
Create React App 2.0 Released: New Features and Upgrade Guide
Snowball Engineer Team
Snowball Engineer Team
Jun 7, 2018 · Backend Development

Lessons Learned from Upgrading a Legacy Spring Boot Application to 2.0

This article shares the practical experience, new features, component changes, migration steps, and pitfalls encountered while upgrading an old Spring Boot 1.x backend to Spring Boot 2.0, offering guidance for a smoother transition and highlighting post‑upgrade issues such as path matching, HTTP PUT handling, and Swagger compatibility.

BackendSpring BootWebFlux
0 likes · 9 min read
Lessons Learned from Upgrading a Legacy Spring Boot Application to 2.0
Programmer DD
Programmer DD
Mar 1, 2018 · Backend Development

Why Spring Boot 2.0 Is a Game‑Changer and How to Upgrade Your Java Apps

This article traces Spring’s evolution from its early IOC/AOP roots to the rise of Spring Boot, explains the key features of Spring Boot 2.0, outlines Java version and dependency requirements, and provides practical guidance for migrating existing Spring Boot 1.x projects to 2.0.

Spring BootSpring Frameworkbackend-development
0 likes · 15 min read
Why Spring Boot 2.0 Is a Game‑Changer and How to Upgrade Your Java Apps
Beike Product & Technology
Beike Product & Technology
Feb 7, 2018 · Backend Development

PHP 7.2 Upgrade Guide: Breaking Changes, New Features, Deprecated Functions, and Extension Updates

This article provides a comprehensive overview of PHP 7.2's upgrade changes, detailing backward‑incompatible core modifications, new language and extension features, deprecated functions, altered behaviours, added functions and classes, removed extensions, and updated INI and Windows support, all essential for backend developers.

BackendDeprecationsExtensions
0 likes · 14 min read
PHP 7.2 Upgrade Guide: Breaking Changes, New Features, Deprecated Functions, and Extension Updates
360 Zhihui Cloud Developer
360 Zhihui Cloud Developer
Sep 19, 2017 · Operations

Master Elegant Linux Kernel Upgrades: Step-by-Step Guide

This article walks you through the complete process of upgrading the Linux kernel—explaining kernel fundamentals, compilation steps, configuration tuning, packaging as RPM, and deployment across multiple servers—to achieve efficient, reliable, and elegant kernel updates in production environments.

CompilationRPMupgrade
0 likes · 11 min read
Master Elegant Linux Kernel Upgrades: Step-by-Step Guide
Node Underground
Node Underground
Sep 23, 2016 · Backend Development

Critical Node.js Security Updates: What You Need to Upgrade This Week

Next Wednesday the Node.js team will release security updates for several versions, fixing critical TLS certificate handling flaws and other vulnerabilities, while announcing the end of maintenance for the v0.10.x line and urging users to upgrade to newer releases.

Node.jsOpenSSLSecurity Updates
0 likes · 2 min read
Critical Node.js Security Updates: What You Need to Upgrade This Week
dbaplus Community
dbaplus Community
Sep 20, 2016 · Databases

Upgrading SQL Server 2008 R2 to 2014 with AlwaysOn: A Hands‑On High‑Availability Guide

This article walks through a real‑world upgrade from SQL Server 2008 R2 to 2014, detailing background analysis, data collection, solution design, detailed investigation, testing, performance baselines, side‑by‑side migration, cluster setup, application changes, and common pitfalls such as CDC issues, index‑rebuild logging, and query slowdowns.

AlwaysOnPerformance TestingSQL Server
0 likes · 13 min read
Upgrading SQL Server 2008 R2 to 2014 with AlwaysOn: A Hands‑On High‑Availability Guide
High Availability Architecture
High Availability Architecture
Aug 2, 2016 · Cloud Native

Benefits and Challenges of Containerizing OpenStack

The article explains the growing trend of containerizing OpenStack, describes how projects like Kolla achieve this, and outlines the advantages such as easier upgrades, greater flexibility, simplified configuration management, reduced OS vendor lock‑in, faster deployment, and improved monitoring and innovation.

Cloud NativeDockerKolla
0 likes · 11 min read
Benefits and Challenges of Containerizing OpenStack