21 oktober 2020

Understanding SOLID Principles: Dependency Inversion

#programming tips #self development #SOLID

This is the last article related to the set of SOLID project principles. The DIP principle is the most useful of all in terms of its relevance to the creation of strong classes and good architecture of the whole system.

Paweł Szymura Paweł Szymura
7 oktober 2020

Understanding SOLID Principles: Liskov Substitution

#programming tips #self development #SOLID

The principle relates to two main aspects of object-oriented programming. First of all, it highlights the importance of correlation between the classes with the same parent. Secondly, it helps to understand correctly the essence of object-oriented programming and virtual mechanisms, which support the process.

Paweł Szymura Paweł Szymura
30 september 2020

Case Study Of Differential Data Querying In .NET Core Web API

#ASP.NET #C# #programming tips

As you may know we were asked to develop system for attendees of Economic Forum 2020. One of the client’s main requests was to allow mobile applications, communicating with main server, to read only the data that has been changed since last reading.

Rafał Chmiel
16 september 2020

Understanding SOLID Principles: Interface Segregation

#programming tips #self development #SOLID

Have you ever seen a class method in your project, the core of which would be one line only: throw new NotImplementedException()? Is this the right solution? Could such a code cause an issue?

Paweł Szymura Paweł Szymura
19 august 2020

Understanding SOLID Principles: Open-Closed

#programming tips #self development #SOLID

That is the second article from the series about SOLID principles. This time I should give you more details about the Open-Closed Principle. The element of software should be locked for modification but open to extension. Uncle Bob himself used to say: “Good architecture reduces the amount of modified code to the absolute minimum. Ideally to zero”.

Paweł Szymura Paweł Szymura
12 august 2020

Understanding SOLID Principles: Single Responsibility

#programming tips #self development #SOLID

SOLID principles are regarded as one the best practices in programming. We hear about them all the time. Unfortunately, it seems to me that these rules are often misunderstood. I’ll try to present them in the series of five articles, one article for each rule.

Paweł Szymura Paweł Szymura
29 juli 2020

How To Prepare Test Data For Unit Test

#programming tips #testing

There are many articles describing how to write a good test. But the question is how to create a good data test? I will show an example, different from what you may have ever read.

Paweł Szymura Paweł Szymura
17 juni 2020

How To Connect .NET Application With Google Drive

#.NET #cloud #programming tips

The requirement of one of the applications we were creating was to allow the files to be stored in the cloud. Such a solution may prove to be particularly useful in case of a limited client or server resources or the need for easy access to all files stored in the application. In the following article I will present a solution for connecting .NET application with Google REST API.

Mariusz Wójtowicz Mariusz Wójtowicz
20 mai 2020

Update Your Database With As Less Connection As Possible

#database #entity framework #programming tips

This is the second article from the series about how to improve your .NET application that uses Entity Framework. In this lesson I will show you how to reduce the number of connections and queries sent to database when updating database. I will show you a few good practices in some common cases. Let’s start.

Paweł Szymura Paweł Szymura
13 mai 2020

How To Use RabbitMQ With Symfony Messenger

#php #programming tips #queue

In this article I will first explain how the queues work and in the second part we will install Symfony, messenger component and rabbitMQ and we will create a simple project example of product order basket in the store.

Łukasz Sprężak Łukasz Sprężak
15 april 2020

Code Kata — Sharpen Your IT Saw

#code kata #programming tips #self development

The world is changing faster than ever before, and especially IT world. As software developers and engineers we should „sharpen our saw” not only to be better and better but also to be on a roll with new technologies, frameworks and libraries. The same as athletes who keep in shape and train harder to get better, faster and stronger (yup, I like Daft Punk), we should train ourselves.

Piotr Zuber Piotr Zuber
1 april 2020

Retrieving Data From The Database

#entity framework #programming tips

This is the first article from the series about how to improve your .NET application which uses Entity Framework. I will show you some simple tips that will boost your application. I hope that many advices you will find here can be used in any other ORM or even any other programming language. First of all let’s see how the majority of applications work.

Paweł Szymura Paweł Szymura
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