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What is ApplicationException for in .NET?
To throw exceptions, I usually use built-in exception classes, e.g. ArgumentNullException and NotSupportedException . However, sometimes I need to use a custom exception and in that case I write:
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When should a class be Comparable and/or Comparator?
...parator vs Comparable
Comparable
A comparable object is capable of comparing itself with another object. The class itself must implements the java.lang.Comparable interface in order to be able to compare its instances.
Comparator
A comparator object is capable of comparing two different objects....
MySQL Data - Best way to implement paging?
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From the MySQL documentation:
The LIMIT clause can be used to constrain the number of rows returned by the SELECT statement. LIMIT takes one or two numeric arguments, which must both be nonnegative integer constants (except when using prepared statements).
With two arguments, the first argumen...
Convert string to variable name in JavaScript
I’ve looked for solutions, but couldn’t find any that work.
11 Answers
11
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MySQL, Check if a column exists in a table with SQL
I am trying to write a query that will check if a specific table in MySQL has a specific column, and if not — create it. Otherwise do nothing. This is really an easy procedure in any enterprise-class database, yet MySQL seems to be an exception.
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Iteration over std::vector: unsigned vs signed index variable
What is the correct way of iterating over a vector in C++?
17 Answers
17
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How to initialize a vector in C++ [duplicate]
I want to initialize a vector like we do in case of an array.
2 Answers
2
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Eclipse reports rendering library more recent than ADT plug-in
On a new Android SDK installation, the Eclipse Graphical Layout is blank, rather than showing the rendering of the layout. Eclipse displays this message:
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What is the Java equivalent for LINQ? [closed]
What is Java equivalent for LINQ?
34 Answers
34
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Architecture for merging multiple user accounts together
Okay, I got a website where you can register yourself and login. You can also login with your facebook, twitter or linkedin account.
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