Cannot modify a value type return value of `UnityEngine.Rigidbody2D.velocity'. Consider storing the value in a temporary variable

Unity Sample Code :

rigidbody2D.velocity.y = speed;

The above C# code won't show any syntax error. But unity 4 and above will throw runtime error saying

"Cannot modify a value type return value of `UnityEngine.Rigidbody2D.velocity'. Consider storing the value in a temporary variable"

How to install Google Play Services [ Google PlayStore ] in GenyMotion Emulator.

By Default GenyMotion Emulator not have Google Play services with its android versions. Follow the below steps to install Google play services and Google PlayStore.

1. Install ARM Translator if its not already installed in GenyMotion Emulator.
2. The link has steps to install ARM Translator in GenyMotion Emulator.
3. Download the Google play services from the below link.

How to Install ARM Translator for Genymotion Emulator.

GenyMotion Emulator not have ARM Translator by default. Hence while trying to install ARM Apps or OpenGL version of signed apps will through the below error.

C:\WINDOWS\system32>adb install "C:\SOFTWARES\keystore\Pong v1.0\Pong_2.0_tab.apk"
6952 KB/s (13705374 bytes in 1.925s)
WARNING: linker: libdvm.so has text relocations. This is wasting memory and is a security risk. Please fix.
        pkg: /data/local/tmp/Pong_2.0_tab.apk
Failure [INSTALL_FAILED_CPU_ABI_INCOMPATIBLE]

CSS Style Guidelines for Websites

As we wrap up our recent poll on ordering CSS properties, it brings up the larger issue of CSS style guides. Ordering properties is just one choice you have to make that makes up a complete styling strategy. Naming is a part of it. Sectioning is a part of it. Commenting, indentation, overall file structure... it all makes up a complete CSS style guide.
Let's round up some existing ones.

Create Graffiti Text Effect using Photoshop

Creating Graffiti text using Photoshop is more popular nowdays. I found this one which is simple to create great graffiti using Photoshop!

Video

Our starting image is going to be a simple brick wall, which you can find anywhere, but if you're looking for high quality images, Shutterstock has you covered.

Jquery plugin for Source code syntax highlighting in HTML

Contents

1. Introduction
2. How to use
3. Demo
4. To do

Introduction

This plugin allows syntax highlighting of source code snippets in an html page. It is very important especially when we want to show our code example. There are a lot of free and useful syntax highlighting scripts around, but they are big, slow and have unnecessary functionality.
I found this little script to highlight HTML, CSS, PHP and JavaScript syntax. It's very simple and works quickly.