When keeping multiple versions of a website, or perhaps migrating a website to a new environment, it is often necessary to merge any changes between the two databases. The databases have the same structure, but each has new, unique content which needs to be added to the other. The following tutorial uses syntax for MySQL, however it should be applicable to other major database schemas. The following example assumes that the master database where we want all of the changes to reside is called...

Line CommentsLine comments in Python are very simple.  The # character denotes that everything afterward on that line is a comment.  12#here is a whole-line comment for some codex = 3 #this comments code on the current line Block CommentsUnfortunately, there is no specific syntax for block comments in python.  To comment a block of code, you must simply place a # before every line in the block of code you wish to comment.  Many Python IDE's, however, provide a simple way...

, Google's approach to email, has a little-known feature which makes it very easy to filter spam and easily manage email. Many people keep a "junk" email account which they use when signing up for websites and registration forms online. This way, when some of these websites spam their inbox with messages, it will go to their "junk" email account only and not their real one. Gmail has a way to eliminate the hassle of checking this separate account and wading through all of the useless emails in...