Habr
1.25K subscribers
2.06K photos
3 files
1.64K links
Habr.com ⬝ English edition
Download Telegram
JSONPath in PostgreSQL: committing patches and selecting apartments.

This article was written in 2019 after the PostgreSQL 12 feature freeze, and it is still up-to-date. Unfortunately other patches of the SQL/JSON will not get even into version 13: http://amp.gs/3hXu
Reach Out Top Hadoop Consulting Companies To Leverage Big Data In 2020.

Since the demand for Big Data is increasing, this industry is growing rapidly. The Global Hadoop Market is envisioned to grow to $84.6 billion by 2021, with expected CAGR of 63.4%: http://amp.gs/3vT5
“Do not waste your time on manual infrastructure orchestration. It is better to automate these actions to more reliably control all environments”.

Managing hundreds of servers for load testing — autoscaling, custom monitoring, DevOps culture: http://amp.gs/3vRv
Making of PICOCHAK — a demo for PICO-8 fantasy console.

“I made the first demoscene production after an almost two-decades-long break — a demo for PICO-8 fantasy console ‘PICOCHAK: Attack of Donuts.’ This article is ‘behind the scenes’ or PICOCHAK”: http://amp.gs/3EvD
Your company life before and after accounting automation.

“Let’s look at what systems we attracted, and what exactly was done to save time on daily routine operations”: http://amp.gs/3EqG
“Now I will show what doctors usually never show to patients”.

Laser telemetry for vision correction — a complete operation with comments (not for the faint of heart): http://amp.gs/3EXp
“Quantum machine learning can be more efficient than classic machine learning, at least for certain models that are intrinsically hard to learn using conventional computers”.

Four Ways Quantum Computing Will Change Artificial Intelligence Forever: http://amp.gs/3V1i
Bcache against Flashcache for Ceph Object Storage.

“In this article, we’ll be explaining what we used, what problems we’ve had and how we solved them by replacing block device caching software”: http://amp.gs/34Vt
“It is important for the procedure that microparticles of dust flying in the air do not fall between the laser lens and the eye”.

A couple more unobvious things that you might not be told before laser vision correction: http://amp.gs/34uY
How to Deploy Hyperledger Fabric 1.4 to AWS.

Hyperledger Fabric is an open-source blockchain platform from the Linux Foundation. With its help, you can create blockchain applications and control access and permissions for data in the blockchain: http://amp.gs/3RYq
Programming as an endless educational pursuit.

When one embarks on the journey to master the craft of programming, they come to the realisation that it has no finish line. No matter how good you are, there are still things to learn, solutions to explore: http://amp.gs/3SRz
“VisuMax lasers exist in several clinics in Russia, but it is much less used under ReLEx SMILE than under femtoLASIK”.

FAQ about laser correction ReLEx SMILE: http://amp.gs/3Sqb
This media is not supported in your browser
VIEW IN TELEGRAM
WebGL tutorial: image processing.

In this tutorial you will learn how to use WebGL for image processing. We will cover basic stuff like initialization, texture loading, and simple fragment shaders: http://amp.gs/3SHz
Approach to calculating individual risk in COVID-19.

The virus is lethal enough to scare and mild enough to pass unnoticed in many cases and, thus, to guarantee its effective dissemination. The question was when it reaches each next country: http://amp.gs/3Sog
Guide for entrepreneurs to launch an on-demand grocery delivery app amid the coronavirus pandemic.

If you are an entrepreneur looking to venture into this vastly expanding market with a grocery delivery app development, this blog is for you: http://amp.gs/3NGM
“The only real valuable outcome from playing with diamond inheritance examples is to learn by heart the inheritance mechanism and allocation in memory to avoid magic bugs in the code”.

Diamond inheritance problem is not a problem, that’s a tricky feature: http://amp.gs/3AaP
The Anatomy of LuaJIT Tables and What’s Special About Them.

“I don’t know about you, but I really like to get inside all sorts of systems. In this article, I’m going to tell you about the internals of Lua tables and special considerations for their use”: http://amp.gs/3DIt
Ruby on Rails' Big Place in Marketplace Development.

Let’s take a look at the benefits of marketplaces and the reliability of Ruby on Rails as the strongest development tool: http://amp.gs/3Djr
External Interrupts in the x86 system. Part 2. Linux kernel boot options.

In this practical part we will look at how to roll back to the use of obsolete methods of interrupt delivery in Linux, and in particular we will look at Linux kernel boot options: http://amp.gs/3DCe
«Augmentation» eyes: what do we build into it today, and what else will remain under it.

In surgery, the term «augmentation» is used for a specific type of intervention. Let's talk about the empowerment of biological vision at the expense of implants: http://amp.gs/3D4Q