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Results tagged with java
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user 170927
Java (not to be confused with JavaScript) is a class-based, object-oriented, strongly typed, reflective language and run-time environment (JRE). Java programs are compiled to bytecode and run in a virtual machine (JVM) enabling a "write once, run anywhere" (WORA) methodology.
0
votes
Binary Tree max sum conditionally
If I understand the rules correctly, it can me implemented in O(N) in the following way:
Attach a second integer to each node
non-leaf node = 0, leaf node = node's main value.
Do a depth-first walk. …
- 221
1
vote
Scaling decimal numbers up within bounds of limit
double smallest = Double.MAX_VALUE;
This is even larger:
double smallest = Double.POSITIVE_INFINITY;
if (exp < smallest) {
smallest = exp;
}
Unless you need to do something el …
- 221
2
votes
0
answers
41
views
Wait until thread is stopped from within thread
This is an abbreviated version of a serial receiver that can be started and stopped like a resource. The idea is that a thread will listen to an InputStream and dispatch received data to registered li …
- 221
4
votes
Reverse a sentence in Java
This solution sacrifices both time and space, for a very readable solution. In practice it's bad to prematurely optimize and always good to maximize readability before starting to optimize.
static ch …
- 221
5
votes
2
answers
4k
views
Check for timeout in wait() loop
I want to check for a condition in a guarded wait() loop with a user-specified total timeout, similar to how LinkedBlockingQueue.poll() works.
For example collection can be appended to by different t …
- 221