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Scratch

Scratch

Scratch is a fun and easy-to-learn programming language created for students with no coding experience. It's great for students 8 to 15 years-old. Click to find 10-lesson series on Scratch.
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Nullam posuere felis a lacus tempor eget dignissim arcu adipiscing. Donec est est, rutrum vitae bibendum vel, suscipit non metus.
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Nullam posuere felis a lacus tempor eget dignissim arcu adipiscing. Donec est est, rutrum vitae bibendum vel, suscipit non metus.
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Build or Compile Linphone from Source for iPhone and iPad

By Jessica Chiang

This entry documents how to build Linphone from source for iPhone and iPad

Updated for Mac Maverick(v10.9.3), XCode6 Beta3, iOS 7.1, and the latest Linphone source (as of 7/29/14)

To build Linphone for iPhone and iPad

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Set up Asterisk Server on Ubuntu VM in VirtualBox to test Linphone : Part 2

We continue from the Set up Asterisk Server on Ubuntu VM in VirtualBox to test Linphone : Part 1, and will show how to configure Asterisk and Linphone as SIP client on two devices to call each other over WiFi.

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Set up Asterisk Server on Ubuntu VM in VirtualBox to test Linphone : Part 1

When working with VOIP, it’s helpful to have Asterisk server on the development machine. Asterisk server is Digium’s software implementation of PBX (private branching exchange), which provides features like voice calls, video and voice conferencing, and messaging.¬† This blog entry details how to set up and apply basic configuration to an Asterisk on an Ubuntu virtual machine.

Continue reading “Set up Asterisk Server on Ubuntu VM in VirtualBox to test Linphone : Part 1” »

Scratch Math

This project shows how two vectors align to each other. User can move the red vector by using the arrow key (Right, Left, Up, and Down)

Learn Unity 2D

I’ve wanting to learn more about creating games using Unity3D, and finally got some time on my hand to start. It took around five 4 to 5 hours of following Brackey’s wonderful Unity 2D tutorial to create a Pong game. The finished game is on http://rave.shallwelearn.com/pong/pong.html

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Set up Django on a Remote Host

I was able  to set up the Django sample site on my Dreamhost site. Django is a high-level Python Web framework that facilitates rapid web application development. I was able to follow the Django tutorial and instruction from Dreamhost to add a Django site to my domain.


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Update to JDK 8 on Mac OS

Java 8 (1.8.11 at the time of the writing) is the latest Java version. It was released in March this year and contain various major updates, including the long-waited lambda support. This blog described how to update to JDK 8 on Mac OS and also to check the lambda support with a simple app.
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Update Python Modules on Mac – python3

This blog entry shows how to update to python 3 and how to install python modules on Mac Continue reading “Update Python Modules on Mac – python3” »

Learning a Bit Python on Your Summer Vacation?

I have been wanted to practice and relearn python and I recently, during my annual month-long summer break from work, had a chance to revisit python. I’d like to share the great free resource I’ve found online. The resources include CodeCademy, Aptana, and free Python3 book.

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Using Shared Folder in a RedHat Guest VM on VirtualBox

 

Sharing folder between guest OS and the host OS is very easy in VMware. But in VirtualBox, I have to run the mount command ..

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Fix Network Card Undetected Problem in Cloned Virtual Machine

I ran into this problem at work. When cloning a RedHat Linux VM and imported to a different host (thus, likely different hardware). This helpful

VMware KB entry helped big time!