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Add (Insert) Primary Key column to DataTable in C# and VB.Net

In this article I will explain with an example, how to add (insert) Primary Key column i.e. column with Unique values to DataTable in C# and VB.Net. There is concept of Primary Key column in SQL Server Database, in similar way .Net allows us to add a Primary Key column i.e. column with Unique values to DataTable in C# and VB.Net.

Guide for Preventing Comment Spam in WordPress

Guide for Preventing Comment Spam in WordPress Icon
Comment spam is an ongoing problem for WordPress bloggers and webmasters. Because WordPress is so popular, it's a big target for spammers. They can use comment forms, discussion forums, and wikis to spam your readers with unreliable links. This can damage your site's reputation, and since comments take up space on your database, they can slow your site speed - even if they're not displayed live on the site.

Creating Displacement Maps

In this tutorial by Mario Brajdich, we’ll go through a simple process of creating displacement materials for various objects in Cinema 4D.

React.js in patterns

Long time I was searching for a good front-end framework. Framework that will help me write scalable and easy to maintain UI. Even though React is just a library for rendering it comes with so many benefits that I can easily say “I found it”. And like every thing that I use a lot I started seeing some patterns. Techniques that are applied over and over again and I see in the code of other developers. It’s time that I start documenting, discussing and sharing these patterns.

Creating a GenericComparator

In this article, we will see how to create a GenericComparator in Java to abstract the way we access Collections API. In this article, although the subject is simple, we will be able to practice some interesting things like: Reflection; Generics; Comparable and Comparator.

3 Ways to Open Advanced Startup Options

The Advanced Startup Options in Windows is nothing new. It provides you with different options which can be used to repair your Windows installation, reset or restore Windows 10, perform diagnostics, open UEFI settings, access the command prompt, etc. As useful as it is, it can be quite troublesome for beginner users to access the advanced startup options. Fortunately, there are multiple ways to access the advanced startup options.

Creating a Realistic Saturn Time-Lapse

In this time-lapse video, Shamus Johnson shows us his entire process of creating the planet Saturn and its rings using Cinema 4D’s Physical Renderer.

How to resize Start Menu tiles and shortcuts

In Windows 10, the Start Menu made a comeback and, just like in Windows 7 and previous versions of Windows, you can use it to arrange apps and shortcuts the way you like to, so that you can quickly access the ones you use the most. In this article we're going to show you how to resize app tiles and shortcuts from the Start Menu and what each size means. Let’s get started:

Using CSS Color Keywords

Using CSS Color Keywords Icon
One of the two oldest methods of applying color to web pages, named colors remain very useful in web design and development today. Consisting of 149 distinct keywords (shown above, with their hexadecimal equivalents) CSS named colors have a few special features: First, color keywords are used in the same way in CSS as every other color system;

Maven(mvn) Clean Install

Apache Maven is a Software Project Management tool. Based on the concept of a Project Object Model (POM), Maven can manage a project’s build, reporting and documentation from a central piece of information. In this tutorial we will go over highly and widely used some tips and tricks which will fix most of the Maven and POM dependency related issues for your in Eclipse IDE.

Build complex mobile apps using NativeBase & React Native

React Native is something I call a breakthrough in mobile app development; bringing the best of web development, making native app development how it’s supposed to be i.e. completely native. However, React Native has too low level APIs and small components where we end up rewriting many basic components ourselves for each project, which is where NativeBase fills in.

How to Create a Master Installation Flash Drive with Multiple Versions of Windows

You’ve got your collection of Windows ISOs and maybe you’ve burned installation DVDs or flash drives for them. But why not make yourself a master installation drive that you can use to install any version of Windows?

Show The Percent Of With Excel Pivot Tables

Excel Pivot Tables have a lot of useful calculations under the SHOW VALUES AS option and one that can help you a lot is the PERCENT OF calculation. It will display the value of one item (the Base Field) as the percentage of another item (the Base Item).

Quick Calc in Power BI

Quick Calc in Power BI (Desktop as well as Portal) is a handy feature. Similar to Show Values As in Pivot Tables. When you add a measure in the value area, it can be shown as % of Grand Total. Just open the dropdown next to the field and choose Quick Calc.

Easily Translate MEL Commands to Python

Maya Embedded Language. If you script in Maya, you are probably staunchly entrenched in one of two camps — MEL or Python. Having an application that is run by an underlying embedded language, opens it up, wide. If there is a tool that you need, you can easily script one. If there is a repetitive task that you want to make simpler, you can just script that. If you are not familiar with how Maya works, everything that Maya does, really uses the embedded language (Maya Embedded Language).

An Absolute Beginner’s Guide to Tracking With Mocha AE

Although After Effects offers a couple of methods for tracking, such as the point tracker, and the 3D Camera Tracker, there will be times when those will not get you the results that you need. Mocha, however is a completely different beast than the two tracking heavy hitters in Ae.

Add Fractals to Create Dreamy Photo Manipulations

Learn how to combine photos with fractals to create your own surreal photomanipulation. In this tutorial you´ll learn different blending techniques and advanced lighting techniques. Let´s get started!

Creating a picture of text in Photoshop

In this tutorial I’ll show you how to create a hybrid of text and a photo, resulting in a text which you can read and a photo visible through it. It’s a cool illusion and I’ve used it for fun and for paid jobs, including one of a musician whose lyrics I put over his headshot. In this tutorial I’ll be using my headshot and I’ll take some writing from my blog and lay it over the top. Let’s begin.

Creating Textures Using the Grain Effect

Textures are one of those graphic elements that can take your design to the next level. Even though there are tons of packs out there, I strongly believe that everyone should be able to create their own using the Grain Texture Effect from within Illustrator. So, if you're new to the process, take a couple of moments and go through this quick video which will show you the basics you need in order to get started.

New Features in Laravel 5.2

New Features in Laravel 5.2 Icon
In this article, I will take a look at the new features of Laravel 5.2 and describe them one by one. This feature will help you, especially when you need to have Doctrine ORM Auth with multiple providers.