Useful tips for everyday
What is the purpose of system call? System call provides the services of the operating system to the user programs via Application Program Interface(API). It…
Why do you need a standard list controller? The standard list controller allows you to create Visualforce pages that can display or act on a…
What is free space wavelength in waveguide? Guide wavelength. Guide wavelength is defined as the distance between two equal phase planes along the waveguide. The…
Is https more secure than SSH? Since you do not have a password for SSH so do not require two-factor authentication. Whoever has your private…
How do I view a shared Picasa Web Album? If you have photos or videos in a Picasa Web Album, the easiest way to still…
How do you modify the ETC environment? How to set environment variable on Ubuntu 1. /etc/environment. 1.1 Add a new environment variable MY_HOME=/home/mkyong in the…
What tags should I put on my video? So if you overload your video with tags, you’re only going to hurt your rankings. Instead, stick…
What do car bulb numbers mean? What do the numbers mean? There are numerous configurations of letters and numbers that are used to depict what…
What is pages and extents in SQL Server? The page is the fundamental unit of data storage in SQL Server. An extent is a collection…
At what age can children tell the difference between left and right? When can kids tell the difference between left and right? Most kids can…