Developers Club geek daily blog

RNR-Daydzhest No. 76 – results of 2015, a selection of interesting links + tender from the JetBrains company

1 year, 1 month ago


Following tradition, we decided to sum up the results of the expiring year and to select the most significant events in the world of PHP which, fortunately, there was much. And of course, a selection with links to fresh materials for the last three weeks.

Under a cat you are also waited by tender with prizes from the JetBrains company.
With coming New year! Pleasant reading.

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The digest of interesting materials from the world of web development and IT for the last week No. 191 (on December 20 — 27, 2015)

1 year, 1 month ago
We bring to your attention a selection with links to useful resources, interesting materials and IT news


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Erlang for web development (2)-> a DB and warm;

1 year, 1 month ago

In the first article we got acquainted with the Erlang and a framework of n2o. In this part we will continue to do our blog:
  • let's add authorization through Facebook, we will cause from the client for this purpose functions on the server;
  • let's save comments and posts in NoSQL to base;
  • let's unroll our blog on DigitalOcean and we will measure performance (a spoiler — 1300 requests per second).


At code from the articles https://github.com/denys-potapov/n2o-blog-example, the ready project it is possible to look to the address http://46.101.118.21:8001/.

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Effective UI tests for Selenide

1 year, 1 month ago

Waiting for miracles


The eve of New Year — time of miracles. In anticipation of new year all of us remember the year leaving and we make plans for following. Also we hope that all problems will remain in the past, and in new year there will be a miracle, and we will begin to live in a new way.

What Java the developer does not dream of a miracle which will dawn on it and will allow to become the Most Abrupt On Sveta Java Programmistom.

Good news: I want to tell just about such miracle.

Name to it — automatic tests!

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Free control bars hosting. Goddess of Vesta

1 year, 1 month ago
When you work in a hosting company most of friends and acquaintances, all the issues concerning a hosting are resolved through you. It allows to be in a trend of the last innovations, and also not only to increase the skills, but also to keep them in a tone. As soon as special problems of children became difficult to be solved on a hosting server, as a rule due to the lack of an opportunity to set necessary software for work of this or that script, I thought of the inexpensive virtual server at once, especially they at us appeared. Also we understood that it will be simpler to work with the server via the convenient web interface, and the good control bar will be as-@-as, by the way. And if it is also free, then we will be only in plus. Without hesitation, opened the browser and began to google free control bars a hosting.

Understanding that studying of everyone will demand time, I decided to ask also council our experienced administrator on what I received the short answer:
You look towards Vesta.
For my part there was an attempt to pay its attention that there are also other free products:
Yes, heard 
, and in general they are enough: Ajenti, CentOS Web Panel, etc.
But the head of technical department allowed expect the answer enough:
These are not really popular in our circles.
Here so there was my first acquaintance to one of the most popular free control bars a hosting in a RuNet — Vesta CP. I would like to tell you as the solution of objectives leads not only to writing of tutorials, but also allows to get acquainted with interesting people who put the heart and soul in that business which are really brought to them by pleasure. And as a result, we receive the remarkable software product. Well unless it is not wonderful? Pleasant and constructive to you readings …

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Fast start in 5 minutes with Angular 2

1 year, 1 month ago
Transfer of the tutorial is offered to your attention recently received the status "beta".

Let's start from scratch and we will create the supersimple Angular2 application on TypeScript.

Demo


Start of the working example is the best method to see how the application on Angular 2 comes to life.
Clicking of this link opens a new tab, loads an example into plunker and displays the simple message:
My First Angular 2 App

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Partitsionirovaniye in PostgreSQL – That? What for? As?

1 year, 1 month ago
In PostgreSQL, unfortunately, yet not many actively use function of a partitsionirovaniye of tables. In my opinion, very adequately tells about it in the work of Hubert Lubaczewski (depesz.com). I offer you one more transfer of its article!

Recently I noticed that I in increasing frequency face cases where it would be possible to use a partitsionirovaniye. And though, theoretically, most of people knows about its existence, actually this feature is not too well understood, and some are even rather afraid of it.

So I will try to explain moderately the knowledge and opportunities what is it why it should be used and as to make it.

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Intermediate CSS3 Hover Effects. Step-by-step tutorial. Part 3

1 year, 1 month ago
This article is logical continuation of my previous article devoted to bases of CSS3 transitions and if in it I showed the principles of work of these bases on simple examples, now I would like to pass to more difficult, beautiful and interesting effects.

Because of the big size article is broken into three parts. First part. Second part

Demos materials lie here. All prefixes are put down in a demo, here I on them will not accent.

Warning: effects work only in the modern browsers supporting possibilities of CSS3.

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Intermediate CSS3 Hover Effects. Step-by-step tutorial. Part 2

1 year, 1 month ago
This article is logical continuation of my previous article devoted to bases of CSS3 transitions and if in it I showed the principles of work of these bases on simple examples, now I would like to pass to more difficult, beautiful and interesting effects.

Because of the big size article is broken into three parts. First part. Third part.

Demos materials lie here. All prefixes are put down in a demo, here I on them will not accent.

Warning: effects work only in the modern browsers supporting possibilities of CSS3.

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12 Fractured Apps and Docker

1 year, 1 month ago
For these years I became the witness of how more and more people support the manifesto 12 Factor App and begin to implement the provisions described there. It led to emergence of applications which were considerably simplified in expansion and management. However examples of practical application of these 12 factors were quite unusual occurrence on Internet open spaces.


During operating time with Docker, benefits of 12 Factor App (12FA) of steel for me more notable. For example, 12FA recommends that logging was configured for standard output and it was processed as the general event stream. You sometime used command docker logs? It also is 12FA in operation!

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