If CTRL-ALT-DELETE seems like too much of a hassle to lock your Windows Computer, try these options instead:

Use Windows key + L on keyboard to lock your machine.


You can create a shortcut on your desktop or taskbar to lock without using keyboard and just with click of a mouse by following these steps:
1. Right click an empty spot on the desktop, select New -> Shortcut.
2. In the Create Shortcut dialog box, type the following in "Type the location of the item" text box:
rundll32 user32.dll,LockWorkStation
3. Click Next and then provide some name for your shortcut,it can be anything like "LockThisNow".
4. Hit finish
Now you can drag this new Shortcut anywhere you want even on your task bar for easy access.

Also try this fun Windows commands to create shortcuts for daily tasks -

Android is already most popular mobile platform and thousands are joining Android platform every second. Android provides reach set of APIs to build apps for literally everything that can be done on web.
This means there is immense potential for increased content consumption and so it makes lot of sense to build Android apps that help you generate additional revenue on side.
Following are some of very popular Android videos playlists to learn Android Programming for everyone.

The New Boston



Udacity - Developing Andriod Apps