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Duane Heller

Questions by Duane Heller

Java Sockets Eclipse Blank Error Popup?

I'm trying to learn how to use sockets in Java, using Eclipse as my IDE. The server runs fine, but when I try to run...

R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.??

Does R have a concept of += (plus equals) or ++ (plus plus) as c++/c#/others do? ...

rotation of the line by 30 degrees?

Sometimes A can be below line BC and sometimes above -> so sometimes rotate clockwise and sometimes countercloc...

How do I plot a step function with Matplotlib in Python??

This should be easy but I have just started toying with matplotlib and python. I can do a line or a scatter plot but...

Android backgroud image slow the app?

I m using DrawerLayout for left slide menu. My app is getting slow when I use image for background. On the other han...

Android Dialing Screen Change?

As the default screen shows the dialing number like this but what i want is that on dialing screen i could change...

Logout button just adding a new page on top of the current page in flutter?

I have a profile page in my app , there a logout button once clicked on that i am displaying the login page. my co...

How set point type from data in gnuplot??

How set point type from data in gnuplot? gnuplot script: set terminal pngcairo size 640,480 set output "points.png...

Android soft keyboard covers EditText field?

Is there a way to make the screen scroll to allow the text field to be seen? ...

How can automation testing on Silverlight using Selenium be done??

I am looking for a way by which I can automate my application build on Silverlight. I need to use Selenium as requi...

Laravel 4.1 installation with composer in xampp?

I wanted to try out the Laravel 4.1 but unfortunately got stuck at the very beginning. When i try to install it usin...

What is SuppressWarnings (“unchecked”) in Java??

Sometime when looking through code, I see many methods specify an annotation: @SuppressWarnings("unchecked") What...

AngularJS : Expandable recursive tree table?

I'm working on angular data tree recursive table. So the idea is, to throw tree-data (without know the dept of the t...