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What is the difference between HTML tags and ?
...s that to use them semantically, divs should be used to wrap sections of a document, while spans should be used to wrap small portions of text, images, etc.
For example:
<div>This a large main division, with <span>a small bit</span> of spanned text!</div>
Note that it is ...
How to store arrays in MySQL?
...
The proper way to do this is to use multiple tables and JOIN them in your queries.
For example:
CREATE TABLE person (
`id` INT NOT NULL PRIMARY KEY,
`name` VARCHAR(50)
);
CREATE TABLE fruits (
`fruit_name` VARCHAR(20) NOT NULL PRIMARY KEY,
...
Sql Server string to date conversion
...
SQL Server (2005, 2000, 7.0) does not have any flexible, or even non-flexible, way of taking an arbitrarily structured datetime in string format and converting it to the datetime data type.
By "arbitrarily", I mean "a form that the person who wrote it, ...
django urls without a trailing slash do not redirect
...your APPEND_SLASH setting in the settings.py file
more info in the django docs
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How to subtract X days from a date using Java calendar?
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Taken from the docs here:
Adds or subtracts the specified amount of time to the given calendar field, based on the calendar's rules. For example, to subtract 5 days from the current time of the calendar, you can achieve it by calling:
...
delete vs delete[] operators in C++
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If the standard doesn't define what happens when that is done, it is by definition "undefined behavior", even if your compiler deterministically does what you'd like it to do. Another compiler may do something entirely different.
...
How to bind function arguments without binding this?
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You can do this, but best to avoid thinking of it as "binding" since that is the term used for setting the "this" value. Perhaps think of it as "wrapping" the arguments into a function?
What you do is create a function that has the...
Determine the number of lines within a text file
...adAllLines(@"C:\file.txt").Length;
For a more efficient method you could do:
var lineCount = 0;
using (var reader = File.OpenText(@"C:\file.txt"))
{
while (reader.ReadLine() != null)
{
lineCount++;
}
}
Edit: In response to questions about efficiency
The reason I said the se...
Can I extend a class using more than 1 class in PHP?
...te like the idea of extending the class Are there any known limitations of doing it this way?
– atomicharri
Dec 10 '08 at 18:12
3
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What are the rules for evaluation order in Java?
...vity and precedence determine in what order the operators are executed but do not determine in what order the subexpressions are evaluated. Your question is about the order in which subexpressions are evaluated.
Consider A() + B() + C() * D(). Multiplication is higher precedence than addition, and...