What is [Serializable] and when should I use it? - Stack Overflow
I found out that some classes use the [Serializable] attribute. What is it? When should I use it? What kinds of benefits will I get?
What is the purpose of the HTML name attribute?
Sep 26, 2014 · The HTML name attribute is used to identify form elements, enabling data submission and retrieval in web development.
What does it mean in HTML 5 when an attribute is a boolean …
Nov 9, 2010 · What does it mean when an attribute like the hidden attribute is a boolean attribute? Can someone explain this in layman's terms?
What does "xmlns" in XML mean? - Stack Overflow
See also Must an XML namespace name URI be retrievable? What is the difference between namespace and prefix in XML? What is the specification of XML? What does namespace-well …
What does it mean for a property to be [Required] and nullable?
The reason for making a property nullable and marked with the [Required] attribute is to protect against under-posting attacks. It also allows you to display an initial empty value in the view …
What is the meaning of "__attribute__((packed, aligned(4)))
Aug 2, 2012 · 30 The attribute packed means that the compiler will not add padding between fields of the struct. Padding is usually used to make fields aligned to their natural size, …
html - What does the xmlns attribute do? - Stack Overflow
Oct 15, 2013 · When an XHTML document is served as text/html, as it usually is, the xmlns attribute does nothing. When an XHTML document is served with an XML content type, the …
What does `unsigned` in MySQL mean and when to use it?
Oct 9, 2010 · What does "unsigned" mean in MySQL: In schema building (database design), the unsigned integer is an integer that can only hold a positive (non-negative) value. In the context …
AttributeError: 'module' object has no attribute - Stack Overflow
AttributeError: 'module' object has no attribute [duplicate] Asked 16 years, 5 months ago Modified 3 years, 7 months ago Viewed 973k times
sql - What is atomicity in dbms - Stack Overflow
Jun 4, 2014 · I read something like below in 1NF form of DBMS. There was a sentence as follows: "Every column should be atomic." Can anyone please explain it to me thoroughly with an …