If you are a regular follower of Techglimpse, then you might have read our HTML5 tutorials; where we learnt about custom shapes, clipping region, composite operations and etc…Sometimes the shapes alone will not be enough and you might want to do some operations with it. Well, apart from the composite…
I came across an interesting HTML5 feature called “Canvas composite Operations”. To explain this, lets consider a canvas element with a shape drawn on it. What happens when you draw another shape over whatever has already been drawn? Obviously the newly drawn things will appear over the existing ones isn’t?…
We saw how to create shapes in HTML5 Canvas and also decorated it with gradient fills. What if you want to add a shadow or Global Alpha effect to shapes? You can do that using shadowColor, shadowBlur, shadowOffsetX and shadowOffsetY properties of the canvas context. For demonstration purpose, lets create a circle using…
Last week, we saw how to draw a custom shape in HTML5 Canvas. What if you want to draw a shape inside another shape? For instance, lets assume you created a cloud shape and want to draw three circles inside it. To do that, you need to create a cloud…
Last week I wrote a tutorial on how to draw a Line, Circle and Custom shapes in HTML5 Canvas. We also learnt how to apply gradient fills to shapes. Today, lets see about Arc, Quadratic and Bezier Curves. Arc In order to create an arc, you can use arc() method…
There’s an old joke that the only guaranteed thing you’ll catch on a winter fishing trip is a cold. But longtime anglers might disagree – if you plan right and bundle up, you’ll be able to spend the day enjoying the solitude of your favorite lake and maybe go home…
In our previous article we told about Canvas Element and how to use it to draw Line, Circle, Rectangle and Custom Shapes. If you happened look at the demo codes used in those articles, then you might have come across a property called fillStyle and a method called fill(). fillStyle…
If you are new to HTML5 Canvas Tutorial, then checkout our previous article that talks about What is Canvas and how to use it to draw a line. Today we’ll see how to create custom shapes, Circle, Semi-circle and Rectangle using Canvas element in HTML5. To create custom shapes, we…
Once I happened to attend HTML5 Event in India and then, I started realizing the power of HTML5. I wish to write lot of HTML5 tutorials, but today we learn about HTML5 Canvas element and how to draw a line using it. The Canvas element is similar to any other…
The Chinese mobile manufacture has come up with a crazy idea for a smartphone, that would feature whooping 128GB storage capacity. The model named Meizu MX3 could easily be the first smartphone in the world to have 128GB internal storage. The news hit the internet during mid June and now…
“I would be the first one to shoot at her! You are going to die a horrible death, I hope a lion rips your f**king head off you sick!”. I wish, I could say those words, but millions of Twitter users have already cursed Melissa Bachman for posing with a hunted…
An animated video created by NASA Goddard’s Conceptual Image Labs shows how the Red Planet looked like four billion years ago. According to the video, the Mars would have been seen similar to What Earth is now than the deserted Mars known today. The video was created based on the…
It was looking stunning, a black beauty, slim and lite weight! Sorry, No imaginations! I am talking about the Samsung’s Tizen based smartphone, which I happened to witness during Tizen DevLab Workshop organized in Vodafone Services India Pvt. Ltd. It was told by the developers from Samsung, that the device…
On 16th November 2013, Tizen DevLab workshop was organized under Samsung Developer Program in Bengaluru (formerly Bangalore), India. The event was arranged in Vodafone India Services Pvt. Ltd (by Mr. Bala and Mr. Chandu), who is one of the carrier partner with Samsung. The program was targeted towards mobile application…
Android 4.4 KitKat, the buzz is around quite sometime and Nexus 5 is the first device to get it running. Google hinted that the latest operating system will be made available to recent variants of Nexus devices, Google Play Edition Galaxy S4 and HTC One. If you own any other…
Dig, the Domain Information Groper is one of the useful utility to lookup Domain Name System (DNS). The command helps administrators to query a domain to get its DNS information. For instance, Nameservers, IP address, Resource Records such as A, CNAME, MX, NS etc…It also helps to validate a domain…
Have you enabled DNSSEC on DNS Server? If not, learn how to enable DNSSEC on Bind based DNS Server. Once you have installed and configured DNSSEC validating secure DNS server, make sure you test it properly. As an administrator, here are the basic testing that you should do after setting…
This tutorial will help you to configure DNSSEC on Bind9 (version 9.8.2) on CentOS operating system. However, the procedure will work on RedHat Enterprise Linux Server, Ubuntu and Debian as well. I’ll be covering how to enable DNSSEC on your Authoritative name servers, creating keys, signing zones, adding trust anchors…
Your Online Privacy has been invaded by the top Internet giants such as Google, Yahoo, Facebook, Twitter and Bing. They make huge money by tracking what people do online. To start with, how many of you were comfortable to see your name and photograph being used in Google’s Shared endorsement…