Snipshot Integration And More

The snapshot-based integration is intended to be used for data migration only. Instead of loading the data directly into hrX Exchange like the standard integration does, the extracted employees are first loaded into an Excel data migration template. Download Snipshot for Webware to edit, save, and import big images. Basic editing tools like crop, rotate, resize many more are in the works. Unlimited undo and redo (Ctrl+Z and Ctrl+Y, or Z. The Employee Snapshot feature provides managers and administrators with a comprehensive view of talent data related to an individual employee through the use of dashboards and tiles within the PeopleSoft Fluid User Interface pages. With Snapshot testing values are serialized, stored within text files, and compared using a diff algorithm. There are different trade-offs to consider and we listed the reasons why snapshot testing was built in the Jest blog. Does snapshot testing replace unit testing? Snapshot testing is only one of more than 20 assertions that ship with Jest.

Simple, secure data protection for your block storage data

Amazon EBS Snapshots provide a simple and secure data protection solution that is designed to protect your block storage data such as EBS volumes, boot volumes, as well as on-premises block data. EBS Snapshots are a point in time copy of your data, and can be used to enable disaster recovery, migrate data across regions and accounts, and improve backup compliance.
You can create and manage your EBS Snapshots through the AWS Management Console, the AWS CLI, or the AWS SDKs. Amazon EBS Snapshots also integrate with Amazon Data Lifecycle Manager (DLM), which allows you to define policies that help you automate snapshot lifecycle management. Amazon EBS Snapshots are stored incrementally, which means you are billed only for the changed blocks stored. Please visit the EBS pricing page or the EBS Snapshots features page for additional details.

Get started with Amazon EBS Snapshots today.


Simple Snapshot Management

Amazon EBS Snapshots are a convenient way to backup your EBS volumes. The snapshots are automatically saved to Amazon Simple Storage Service (Amazon S3) for long-term retention. AWS further simplifies the lifecycle management of your snapshots through integration with DLM, which allows you to create policies so that you can automate multiple tasks including creation, deletion, retention, and sharing of snapshots. This reduces the operational burden of snapshot management, and also helps reduce storage costs as DLM automatically deletes outdated backups based on your specified policies.


Amazon EBS Snapshots are incremental, storing only the changes since the last snapshot, making them cost effective and ideal for frequent backups. You can use tools such as AWS Cost Explorer to track snapshot usage and spend, and further optimize storage costs as needed. Additionally, with a pay-as-you-go cloud model, you no longer need to forecast and provision for the future, which significantly reduces your capital expenditure.


Amazon EBS offers a simple encryption solution for your EBS resources that does not require you to build, maintain, and secure your own key management infrastructure. You can easily configure your AWS account to enforce encryption of any new EBS volumes and snapshots you create, including snapshots of your on-premises data.

Highly available and durable

Amazon EBS Snapshots are a convenient way to backup your EBS volumes. The snapshots are automatically saved to Amazon S3 for long-term retention. S3 is designed for 99.99999999% (11 9’s) durability, ensuring higher availability of your EBS Snapshots.

Use cases

Snipshot integration and more oftenSnipshot Integration And More

Disaster Recovery

Amazon EBS Snapshots allows you to improve disaster recovery workflows for your workloads running on-premises and on AWS at low costs. You can directly create snapshots of your EBS volumes or your data on-premises, and then use these snapshots for recovery in the cloud. With the Fast Snapshot Restore feature, you can quickly restore data from these snapshots into EBS volumes and achieve low recovery time objectives.

Data Migration

With Amazon EBS Snapshots, you can easily move your data across regions, accounts, and Availability Zones. You can copy any snapshot accessible to you to another region or account, including snapshots created by you or shared with you. You can also copy snapshots that are used to create Amazon Machine Images (AMIs) available on AWS Marketplace, which can then be use to launch new EC2 instances in other regions or accounts. Additionally, you can migrate your on-premises data to AWS, by creating snapshots of that data and recovering them into EBS volumes.

Backup Compliance

With Amazon EBS Snapshots, you protect your valuable data by enforcing a regular backup schedule using DLM policies. You can set policies to retain backups as required by auditors to help improve internal compliance. Additionally, EBS Snapshots integrates with AWS CloudTrail so that you can log, monitor, and retain account activity related to actions taken for your snapshots.

Blogs and articles

by Sébastien Stormacq
by Anthony Fiore

March 13th, 2020
by Arne Knoeller

February 28th, 2020
by Bertrand Drouvot

November 20th, 2019
by Jeff Barr

by Archana Padmasenan

New – Lifecycle Management for Amazon EBS Snapshots

July 12th, 2018
by Jeff Barr

April 2nd, 2018
by Woo Kim

Learn how you can create and manage Amazon EBS Snapshots

Review Amazon EBS Snapshot documentation Visit the Features Page
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Qt's main strength as a cross-platform toolkit for application development is removing the need for duplicating the application code for each target platform.

While Qt solves many of the typical tasks of writing an application, there are always corner cases that Qt can not cover, or where it makes more sense to build a feature on top of the platform specific APIs, or another toolkit.

To support these use-cases, while still allowing Qt to handle the bulk of the application logic, Qt provides a wide range of platform integration APIs, from simple type conversions to platform specific native interfaces.

Type Conversions

Many of Qt's basic data types, such as QString, QPoint, or QImage, provide conversions to and from the native equivalent types.

For example, to get the current user's username on Apple platforms:

For a complete list of all type conversions, see the Type Conversions overview.

Window Embedding

Windows created by the underlying platform APIs may be used as both parent containers for Qt windows, or embedded into Qt windows as child windows.

The former is useful if the application is mainly written using the native platform APIs, but where parts of the application uses Qt, for example to draw a specialized UI. To embed Qt into the window hierarchy of the native application, use QWindow::winId() to get the native handle for the Qt window, and then use the native APIs to re-parent the window into the native UI.

The latter is useful if the native platform, or another toolkit, exposes a specialized control as a native window. By using QWindow::fromWinId() to wrap the native window handle in a QWindow, the window can then be re-parented into the Qt window hierarchy as any other QWindow. To re-parent this QWindow into a Qt Widget based UI, use the widgets-specific QWidget::createWindowContainer() function.

Event Handling

Most event handling use-cases in Qt are sufficiently covered by the cross platform event delivery, via QWindow::event() and friends, or through QObject::installEventFilter(). What is the apocryphal book.

Snipshot Integration And More Vulnerable

In cases where this is not enough, Qt provides access to the delivery of the native events. A global event filter that receives all native events can be installed by using QCoreApplication::installNativeEventFilter(), while per-window native events can be handled in QWindow::nativeEvent().

Snipshot Integration And More

Note: Interfering with the native event flow may put Qt in an inconsistent state. These APIs should primarily be used to augment Qt's existing event handling, for example for events Qt doesn't handle yet.

Native Interfaces

Platform specific functionality not covered by the APIs mentioned above are handled by the more generic native interface mechanism in Qt. The interfaces provide access to native or platform specific APIs of the classes they extend.

The interfaces live in the QNativeInterface namespace, and cover use-cases such as accessing underlying native handles, adopting existing native handles, or providing platform specific APIs.

For example, to access the underlying NSOpenGLContext of an QOpenGLContext on macOS, via the QNativeInterface::QCocoaGLContext native interface:

For a complete list of all native interfaces, see the Native Interfaces overview.

Warning: There are no source or binary compatibility guarantees for the native interface APIs, meaning that an application using these interfaces is only guaranteed to work with the Qt version it was developed against.

Platform Support

Snipshot Integration And More Often

In addition to the application developer APIs, Qt also interfaces with the platform when providing the underlying implementations of the cross-platform building blocks in Qt.

Examples are the event dispatcher abstractions in Qt Core and the rendering hardware abstractions in RHI.

Snipshot Integration And More Diverse

The main abstraction layer here is the Qt Platform Abstraction, or QPA for short, which deals with window system integration and related use-cases.

Snipshot Integration And More Independent

© 2021 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.