Habr
1.25K subscribers
2.06K photos
3 files
1.64K links
Habr.com ⬝ English edition
Download Telegram
MVCC in PostgreSQL-4. Snapshots.

Last time we explored row versions and observed how different operations changed tuple header fields. Now we will look at how consistent data snapshots are obtained from tuples: https://amp.gs/iyxo
Learn Azure in a Month of Lunches — new free e-book.

Read this e-book to build your cloud computing skills quickly and efficiently. You’ll be productive immediately, and when you finish, you’ll be well on your way to Azure mastery: https://amp.gs/ivXW
Top 10 App Development companies in 2020.

As years come by, the importance of apps is only going to increase even further people begin to use technologies such as IoT, chatbots, AI/ML software in their daily lives: https://amp.gs/igCQ
Nginx’s office is being searched due to Rambler Group’s lawsuit. The complaintant press service confirmed the suit: https://amp.gs/i9Bh

It is not clear why Rambler revised its 'property' only 15 years later.
React benefits: A blessing for Businesses?

According to the Stack Overflow survey, React JS has been voted as the most loved framework: https://amp.gs/i9ha
SEO vs. PPC — What’s better for your business?

Before you decide between SEO and PPC, you need to consider the differences between them: https://amp.gs/i9Fv
Deploying Tarantool Cartridge applications with zero effort (Part 1).

We have already presented Tarantool Cartridge that allows you to develop and pack distributed applications. Now let’s learn how to deploy and control these applications: https://amp.gs/irys
“For us on the development team, this is incredibly exciting: full end-to-end use of Q# to drive execution of an algorithm on real quantum hardware is what all of this work is all about”.

A Second Year of Q#: https://amp.gs/irr0
“There is no metric to tell you for sure that the channel is in a very bad state. Some developers try to rely on the RTT metric but it is far from being able to work in all browsers”.

Channel quality indicator for server WebRTC over TCP: https://amp.gs/ir3E
Top 10 Team Chat Software for a Self-Hosted environment specifically designed for Large Enterprises.

Data is crucial for every industry, but enterprise risk management is true of high priority for large enterprises and Governments: https://amp.gs/ir6V
Open Source Java library with stacktrace filtering, Silent String parsing and Version comparison.

“I came across a need for several utilities that I couldn’t find available at the time. So I wrote my own small library that I found very useful”: https://amp.gs/iShz
Faster ENUM.

Imagine that you need to describe a set of all possible states for the entities in your database model. You’ll probably use a bunch of constants defined as module-level attributes: https://amp.gs/iNWn
Chronicle of Rambler and Nginx confrontation.

The point of the claim: Igor started working on Nginx as an employee of Rambler and only after the tool became popular he founded a separate company and attracted investments. Here is how the events unfolded: https://amp.gs/iAzb
Habr — best articles, authors and statistics 2019.

2019 is coming to an end, and it’s Christmas soon. It is also the time to grab all data and collect statistics and a rating of the most interesting Habr’s articles for this period: https://amp.gs/iAfY
Demystifying the new .NET Core 3 Worker Service.

Premier Developer Consultant Randy Patterson discusses the benefits of using the new Worker Service project template introduced in .NET Core 3: https://amp.gs/iA91
Where Do Mojibakes Come From? Essentials of Encodings.

This article explores the basic concepts behind character encoding and then takes a dive deeper into the technical details of encoding systems: https://amp.gs/iAsb
MobX or Redux: Which is Better For React State Management?

MobX has proved to be a good alternative to Redux which gives the same functionality with less code to write. However, both state management tools work well with React: https://amp.gs/iAb3
Python tips and tricks, November 2019.

It is a new selection of tips and tricks about Python and programming from Telegram-channel 'Python etc': https://amp.gs/isso
“I plugged the device into the audio jack of my iPhone, opened the app and heard rhythmic clicks, as in old-fashioned models of military dosimeters”.

The Flight with a Dosimeter in the Pocket: https://amp.gs/isLP
Get Moving with Xamarin.Forms 4.4.

“We are very pleased to introduce a new CarouselView control in Xamarin.Forms 4.4.0. Along with this we also have IndicatorView for displaying the pages or items in the carousel”: https://amp.gs/iiT5
PHP Microservice Framework: Development Environment for Swoft.

Swoft is a PHP high performance microservice coroutine framework. It has been published for many years and has become the best choice for php: https://amp.gs/iiCQ