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Check if string begins with something? [duplicate]
I know that I can do like ^= to see if an id starts with something, and I tried using that for this, but it didn't work... Basically, I'm retrieving the url and I want to set a class for an element for pathnames that start in a certain way...
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Where are $_SESSION variables stored?
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The location of the $_SESSION variable storage is determined by PHP's session.save_path configuration. Usually this is /tmp on a Linux/Unix system. Use the phpinfo() function to view your particular settings if not 100% sure by creating a file with this content in the DocumentRoot...
Reading Xml with XmlReader in C#
I'm trying to read the following Xml document as fast as I can and let additional classes manage the reading of each sub block.
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Why can't Python's raw string literals end with a single backslash?
Technically, any odd number of backslashes, as described in the documentation .
12 Answers
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New to unit testing, how to write great tests? [closed]
I'm fairly new to the unit testing world, and I just decided to add test coverage for my existing app this week.
7 Answers
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What does “abstract over” mean?
Often in the Scala literature, I encounter the phrase "abstract over", but I don't understand the intent. For example , Martin Odersky writes
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What is the fastest integer division supporting division by zero no matter what the result is?
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Inspired by some of the comments I got rid of the branch on my Pentium and gcc compiler using
int f (int x, int y)
{
y += y == 0;
return x/y;
}
The compiler basically recognizes that it can use a condition ...
Why does appending “” to a String save memory?
I used a variable with a lot of data in it, say String data .
I wanted to use a small part of this string in the following way:
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How do I Moq a method that has an optional argument in its signature without explicitly specifying i
Given the following interface:
3 Answers
3
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Java array reflection: isArray vs. instanceof
Is there a preference or behavior difference between using:
8 Answers
8
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