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How i changed my keyboard's Space key to Space and Ctrl in Ubuntu 14.04

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The thing i wanted was to change my keyboard's behavior like this. When i press Space alone it is Space key. If i pressed with some other key, it is Ctrl. That is Space+X gives Ctrl+X. Install needed libs sudo apt-get install libx11-dev libxtst-dev Get the source git clone https://github.com/r0adrunner/Space2Ctrl Install cd Space2Ctrl make sudo make install How to use? Start by typing this in a terminal s2cctl start And now Stop by s2cctl stop How do i use it? I added it to ~/.bash_login. So when i login to computer it works. Reference https://github.com/r0adrunner/Space2Ctrl
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How to run android apk in your Google Chrome browser with Google's ARC

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Google's plan on merging android with ChromeOS is on the way. What you need is 1. Google Chrome 41+. It works on PC,Linux,Mac. Or Chromebook on Chrome Version 41+. 2. You apk files to run 3. The ARC Welder app 1. To get chrome https://www.google.com/intl/en/chrome/browser/desktop/index.html In ubuntu/debian you can install *.deb file by sudo dpkg -i google*.deb In fedora/ RedHat Linux  rpm -ivh google*.rpm 2. To get your apk files Either use https://play.google.com/store/apps/details?id=mobi.infolife.appbackup Or some sites like http://apps.evozi.com/apk-downloader/ 3. Go to The ARC Welder app .And install it from Google Chrome browser. I used this game (2048) for testing. http://apps.evozi.com/apk-downloader/?id=com.digiplex.game This is the result i got. NB:- There is a limitation. It's is only possible to do one app at time I tested on Ubuntu 14.04 and Fedora 21. Reference:- https://developer.chrome.com/apps/getstart
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Brython: Python in Browser

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Brython is python in browser. Yes, You can just run it in the browser. What you need is to get brython.js from their github. https://raw.githubusercontent.com/brython-dev/brython/master/www/src/brython.js And put it into some folder of your choice. Now create a html file and call that js. <html> <head> <script src= "brython.js" ></script> </head> <body onload= "brython()" > <script type= "text/python" > from browser import document , alert, console def echo(ev) : alert( document [ "zone" ].value) console.log( 'Hi, this is from python' ) document [ 'mybutton' ].bind( 'click' ,echo) </script> <input id= "zone" ><button id= "mybutton" > click ! </button> </body> </html> Here is piece of code i copied from their website (Infact, modified a little bit). What is important? 1. including &
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