Tutorial by Topics: d

Docker is a very popular container solution being used widely for deploying code in production environments. It makes it easier to Manage and Scale web-applications and microservices. This document assumes that docker is installed and the daemon running. You can refer to Docker installation to...

The typedef and (since C++11) using keywords can be used to give a new name to an existing type. typedef type-specifier-seq init-declarator-list; attribute-specifier-seq typedef decl-specifier-seq init-declarator-list; // since C++11 using identifier attribute-specifier-seq(opt) = type-id; /...

A nice introduction to material and textures. Diffuse, Bump, Specular, and Transparent Textures. ParameterDetailscolorNumeric value of the RGB component of the color.intensityNumeric value of the light's strength/intensity.fovCamera frustum vertical field of view.aspectCamera frustum aspect ra...

This section provides an overview of what ravendb is, and why a developer might want to use it. It should also mention any large subjects within ravendb, and link out to the related topics. Since the Documentation for ravendb is new, you may need to create initial versions of those related topi...

Once your project is done, you are left to wonder how will you upload those load of a 100 HTML imports on your web server and even if you do that, how much hours your site is going to take to load for a single client. In this topic, you'll see how to convert the development mess into refined single...

This section provides an overview of what java-stream is, and why a developer might want to use it. It should also mention any large subjects within java-stream, and link out to the related topics. Since the Documentation for java-stream is new, you may need to create initial versions of those ...

Boxes are a very important part of Rust, and every rustacean should know what they are and how to use them

In this topic you will learn how to extend the Related Entity Description field with a custom entity for Tasks, Events and Activities.

In Go Middleware can be used to execute code before and after handler function. It uses the power of Single Function Interfaces. Can be introduced at any time without affecting the other middleware. For Ex: Authentication logging can be added in later stages of development without disturbing the e...

Generally a command takes inputs from terminal and outputs back to terminal. Normally a command reads input from keyboard and outputs result to the screen. Here is the importance of Input/Output Redirection [fd]<file [fd]<&fd [fd]<&- [fd]>file [fd]>&fd [fd]>&...

The aim of this post is to get started with profiling nodejs application and how to make sense of this results to capture a bug or a memory leak. A nodejs running application is nothing but a v8 engine processes which is in many terms similar to a website running on a browser and we can basically c...

In many applications, records from MongoDB need to be serialized in JSON format. If your records have fields of type date, datetime, objectId, binary, code, etc. you will encounter TypeError: not JSON serializable exceptions when using json.dumps. This topic shows how to overcome this.

This section provides an overview of what wso2-am is, and why a developer might want to use it. It should also mention any large subjects within wso2-am, and link out to the related topics. Since the Documentation for wso2-am is new, you may need to create initial versions of those related topi...

Often times we have to create some components which perform some actions/operations on data and we require that in the parent component. Most of the times vuex would be a better solution, but in cases where the child component's behavior has nothing to do with application state, for instance: A rang...

It's worth noting that on declaring a reference type, its initial value will be null. This is because it does not yet point to a location in memory, and is a perfectly valid state. However, with the exception of nullable types, value types must typically always have a value.

How to configure your EF model to support entity splitting or table splitting.

Dplyr and many modern libraries in R use non-standard evaluation (NSE) for interactive programming and standard evaluation (SE) for programming1. For instance, the summarise() function use non-standard evaluation but relies on the summarise_() which uses standard evaluation. The lazyeval library m...

Data types are nothing but variable you used to reserve some space in memory. Python variables do not need an explicit declaration to reserve memory space. The declaration happens automatically when you assign a value to a variable.