Show Progress Bar with Text and Title in Android

In an Android application using web services or any other operations like downloading data or any process which may take time to get completed, it is always a good social behavior to show a decent progress message. A simple loader image can’t tell much about the process going on. So here we will discuss three methods of showing progress bars.

  1. Progress Bar with loader icon and message with it.
  2. Progress Bar with loader icon, title, and message with it.
  3. Progress Bar with loader icon, title, percentage and message with it.

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Where to find JDK keytool ?

Following is a quick tutorial on how and where to find JAVA key tool path and how to add in Environmental path variable required to create production release of Android.

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feedjit is not working? Its Gone :(

I remember those days back in 2011 when I used to experiment with blogger blogs. There was a beautiful widget “feedjit” which was like magic at that time like who can show you live traffic with fractions of seconds and also country, state city with a link as well where user landed and don’t forget exit page. Sometimes there were google keywords also using which user landed by searching in google :P.

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Continuity and Differentiability | Class 12 | Modern solution of Mathematics | PART 1

Watch the following video. It is from Modern’s ABC Mathematics Book of Class 12th.  Here is the solved version of Exercise 5(a) Part 1 of Continuity and Differentiability Chapter. See Part 2 here

Resolved! – Error 1935. An error occurred during the installation of assembly component

Last week my friend ordered RDP ThinBook 1130-ECW from Amazon. This is really a good netbook having the weight of 1.2KG and a configuration nice for lite office work. You can see this link and reviews, we will only discuss a problem I faced during installation of MS office 2007 and Open office in this netbook.

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How to Run Background Service in Vivo Mobiles

Following are steps to Enable Background operations or Service in the background. Customized Android Operating Systems add some strict limitations on background services to boost up battery life and make the device perform better. Many mobile companies use them on customized OS like Xiaomi uses MIUI, Oppo uses ColorOS, Vivo use FuntouchOS and Huawei EMUI. But a normal user or developer sometimes face the following issues due to these optimizations in the customized OS.

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How to Run Background Service in Xiaomi Mobiles

Following are steps to Enable Background operations or Service in the background. Customized Android Operating Systems add some strict limitations on background services to boost up battery life and make the device perform better. Many mobile companies use them on customized OS like Xiaomi uses MIUI, Oppo uses ColorOS, Vivo use FuntouchOS and Huawei EMUI. But a normal user or developer sometimes face the following issues due to these optimizations in the customized OS.

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Resolved! Uncaught (in promise) DOMException: Failed to execute ‘toDataURL’ on ‘HTMLCanvasElement’: Tainted canvases may not be exported

In my previous post, we created a Google Map Static API image using a Get URL. In one of my project, there was a requirement of HTML conversion into PDF document. So I wanted to add that Map Image into that PDF document. I used html2canvas and jsPDF libraries for that.

When I was trying to convert an HTML section with Google Static Map Image into the canvas, I faced a strange issue.

Uncaught (in promise) DOMException: Failed to execute ‘toDataURL’ on ‘HTMLCanvasElement’: Tainted canvases may not be exported.

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Convert Google Map into Image with Markers and Paths.

In one of my application, there was a google map showing the route of a person traveled in a selected day. I was trying to convert that HTML section into downloadable PDF format, which should have that dynamic map as well. So I tried to convert that HTML section into the canvas, but unfortunately as google maps are loaded in iframes, so I was not able to get an actual map there was only icon and polylines which I marked to show the path.

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