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In C++, what is a virtual base class?
I want to know what a " virtual base class " is and what it means.
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What breaking changes are introduced in C++11?
I know that at least one of the changes in C++11 that will cause some old code to stop compiling: the introduction of explicit operator bool() in the standard library, replacing old instances of operator void*() . Granted, the code that this will break is probably code that should not have been v...
Relational Database Design Patterns? [closed]
Design patterns are usually related to object oriented design.
Are there design patterns for creating and programming relational databases?
Many problems surely must have reusable solutions.
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Why should casting be avoided? [closed]
I generally avoid casting types as much as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
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Last non-empty cell in a column
Does anyone know the formula to find the value of the last non-empty cell in a column, in Microsoft Excel?
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How do I detect a click outside an element?
I have some HTML menus, which I show completely when a user clicks on the head of these menus. I would like to hide these elements when the user clicks outside the menus' area.
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How do you make a web application in Clojure? [closed]
I suppose this is a strange question to the huge majority of programmers that work daily with Java. I don't. I know Java-the-language, because I worked on Java projects, but not Java-the-world. I never made a web app from scratch in Java. If I have to do it with Python, Ruby, I know where to go (Dja...
Iterate over a Javascript associative array in sorted order
Let's say I have a Javascript associative array (a.k.a. hash, a.k.a. dictionary):
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What is mutex and semaphore in Java ? What is the main difference?
What is mutex and semaphore in Java ? What is the main difference ?
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What are the differences between LDAP and Active Directory?
What are the differences between LDAP and Active Directory?
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