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What are the barriers to understanding pointers and what can be done to overcome them? [closed]
Why are pointers such a leading factor of confusion for many new, and even old, college level students in C or C++? Are there any tools or thought processes that helped you understand how pointers work at the variable, function, and beyond level?
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Alternatives to gprof [closed]
What other programs do the same thing as gprof?
7 Answers
7
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psycopg2: insert multiple rows with one query
I need to insert multiple rows with one query (number of rows is not constant), so I need to execute query like this one:
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Why does this assert throw a format exception when comparing structures?
I'm trying to assert the equality of two System.Drawing.Size structures, and I'm getting a format exception instead of the expected assert failure.
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Are negative array indexes allowed in C?
I was just reading some code and found that the person was using arr[-2] to access the 2nd element before the arr , like so:
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Python class inherits object
Is there any reason for a class declaration to inherit from object ?
6 Answers
6
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How to check if string input is a number? [duplicate]
How do I check if a user's string input is a number (e.g. -1 , 0 , 1 , etc.)?
24 Answers
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Creating a Radial Menu in CSS
How do I create a menu which looks like this...
3 Answers
3
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Constructor function vs Factory functions
Can someone clarify the difference between a constructor function and a factory function in Javascript.
7 Answers
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Move the mouse pointer to a specific position?
I'm building a HTML5 game and I am trying to put the mouse cursor over a certain control on a specific event so that moving in a specific direction always has the same result. Is this possible?
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