andre bar'yudin | IT blog

May 28th, 2020 | andre

Lessons learned from web development with Django

Django is a web development framework for Python. I used it for a few web sites, including a relatively large one. I must say, my overall impression is rather ambivalent.First of all, Django is definitely excels when you need stuff done, quickly. A lot of stuff simply works out of the box or with minimum effort, including DB access and ORM, caching, templating and so on. And there are so … more »
January 3rd, 2020 | andre

My first open source python module - Drupal data download

2020 just arrived and it's time for something new. I have been using Drupal since 2006, so we have been together for almost 14 years! It's an impressive journey and I am look back with satisfaction - Drupal is simple to use if it fits the requirements exactly, and I stoically avoided touching any of its smelly PHP bowls. However, with the arrival of Drupal 8 I realised, that I … more »
June 8th, 2018 | andre

Bokeh graphs and pandas dataframe groupby object

Bokeh is a nice library, helping python web developers to visualise your data in the browser. It is on good terms with pandas, the statistical and data manipulation package beloved by data scientists. It can source points from a dataframe object directly. Unfortunately, it can't get a result of a group by object directly to display it as multiple lines, yet. But no worries, with just a few lines of … more »
May 10th, 2018 | andre

Generating text (ASCII) tables with python

Sometimes you might need to generate tables in good old plain text. Doing so by hand might be very tedious and error prone. Better let the computer to do the job! Luckily, off the self components exist to do just that. Specifically, Python can be used to perform this task. Here's a link to the relevant python recipe . Alternatively, there is a ready made module TextTable , which is … more »
March 6th, 2018 | andre

YamlDotNet and anchor references

Yaml is a convenient format for config storing . There are bindings in most of the popular programming languages, including .NET. The latter is well served by the library called YamlDotNet. Yaml has a nice feature calls anchors which allows you to reuse portions of config. It works like this: more »
October 27th, 2017 | andre

Visual Studio 2017 and CMake

Microsoft is continuously improving its record with the open source community. First dumping massive chunks of .NET into github, then actually making very dedicated effort to clean it up and make it portable to Linux and Mac. Now comes another step, albeit smaller, in the same direction. Visual Studio 2017 will support CMake projects in a native way, without the need to generate .proj and .sln files first. This is … more »
July 14th, 2017 | andre

Cryptocurrency algo trading

The Internet is abuzz with the news about various crypto-currencies. From the old favourite BitCoin to the bold newcomers, such as Etherium and Ripple (not that new actually), lots of frantic trading and even more frenzied discussion is taking place. The new currencies are viewed as the end of era of the old money dominance over the finances of the world. In my view we are still very far from … more »
July 11th, 2017 | andre

Toptal review: developer's perspective

TL;DR; It has been about a year since I joined Toptal as a developer. And overall the experience is rather disappointing so far. For a developer of my level and background I think it's more or less a waste of time. Let me explain why. The interview process I seem to encounter many references to the interview process in Toptal. Some say it's too hard, but most professionals seem to … more »
July 11th, 2017 | andre

Zap all annoyances: images, colours, plugins, iframes etc

Many web sites' developers seem to think "the more the better" and clutter their pages with endless images, flashy colours, countless videos and flash animations. This is hugely distracting. For years I have been using a couple of buttons to zap these annoyances from this helpful page . And just now I realised I can combine a few of my favourite ones into one button. It removes images, hides iframes … more »
June 24th, 2017 | andre

Heroku and django-bower

Heroku, a cloud solution for various application engines, supports django out of the box. It does a pretty good job of providing you with a deployment process which at one hand is relatively simple, and on the other hand allows them to control their resources. In particular, Heroku handles the static files for you by running more »
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First entry: June 21, 2006