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How to determine if binary tree is balanced?
It's been a while from those school years. Got a job as IT specialist at a hospital. Trying to move to do some actual programming now. I'm working on binary trees now, and I was wondering what would be the best way to determine if the tree is height-balanced.
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Default constructor with empty brackets
...nside functions. It's called local functions in C, and at least extern "C" foo();-style is also allowed in C++.
– Marc Mutz - mmutz
Aug 8 '09 at 10:20
4
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Fundamental difference between Hashing and Encryption algorithms
...unknown data to the hash. So instead of finding anything that matches md5(foo), they need to find something that when added to the known salt produces md5(foo.salt) (which is very much harder to do). But it still doesn't solve the speed problem since if they know the salt it's just a matter of run...
How do I automatically sort a has_many relationship in Rails?
This seems like a really simple question but I haven't seen it answered anywhere.
5 Answers
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Postgres: “ERROR: cached plan must not change result type”
This exception is being thrown by the PostgreSQL 8.3.7 server to my application.
Does anyone know what this error means and what I can do about it?
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What is the difference between #include and #include “filename”?
In the C and C++ programming languages, what is the difference between using angle brackets and using quotes in an include statement, as follows?
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JSLint says “missing radix parameter”
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I solved it with just using the +foo, to convert the string.
Keep in mind it's not great for readability (dirty fix).
console.log( +'1' )
// 1 (int)
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if…else within JSP or JSTL
...the following JSTL:
<c:choose>
<c:when test="${myvar.equals('foo')}">
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</c:when>
<c:when test="${myvar.equals('bar')}">
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</c:when>
<c:otherwise>
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</c:otherwise>
</c:choose>
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How to ignore user's time zone and force Date() use specific time zone
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Java - get the current class name?
...in the context of anonymous handler class.
let's say:
class A {
void foo() {
obj.addHandler(new Handler() {
void bar() {
String className=A.this.getClass().getName();
// ...
}
});
}
}
it will achieve the same result....