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What is a bus error?
...and are typically the result of:
using a pointer to something that was deallocated.
using an uninitialized hence bogus pointer.
using a null pointer.
overflowing a buffer.
PS: To be more precise this is not manipulating the pointer itself that will cause issues, it's accessing the memory it poin...
How to round a number to n decimal places in Java
...ing. I'm surprised Chris Cudmore would even say what he said to be honest. allocating objects is always more expensive than casting primitives and using static methods (Math.round() as opposed to decimalFormat.format()).
– Andi Jay
Jul 10 '12 at 14:35
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Why should I declare a virtual destructor for an abstract class in C++?
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Yes it is always important. Derived classes may allocate memory or hold reference to other resources that will need to be cleaned up when the object is destroyed. If you do not give your interfaces/abstract classes virtual destructors, then every time you delete a derived ...
How can bcrypt have built-in salts?
...es as long as a cost factor of 10 does. To clear up other misinformation, PHP's crypt function uses the unix crypt library which is implemented in c.
– thomasrutter
Jul 3 '12 at 13:02
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How many threads can a Java VM support?
...eat: my machine does not have 2583 GB of RAM. Or swap. And the JVM doesn't allocate thread-local heap space. So that can't be it...
– benjismith
Apr 18 '09 at 20:37
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Mipmap drawables for icons
...n.
*
* Note that if the renderer respects this hint it might have to
* allocate extra memory to hold the mipmap levels for this bitmap.
*
* This property is only a suggestion that can be ignored by the
* renderer. It is not guaranteed to have any effect.
*
* @param hasMipMap indicates wheth...
What are queues in jQuery?
... +1. I'm working on a jQuery-based user script that needs to connect to a PHP script as if it were another PHP script running on the client -- one HTTP request/other operation at a time, so this will definitely be helpful. Just a question: jQuery requires that queues be attached to objects, right? ...
How do I iterate over a range of numbers defined by variables in Bash?
...done
seems to be the most memory-efficient way (it won't be necessary to allocate memory to consume seq's output, which could be a problem if END is very large), although probably not the “fastest”.
the initial question
eschercycle noted that the {a..b} Bash notation works only with literals...
How to disable/enable the sleep mode programmatically in iOS?
...nd of a countdown but it will go into 'sleep mode' whenever it reaches the allocated time to sleep.
4 Answers
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How does a “stack overflow” occur and how do you prevent it?
...certainly result in a stack overflow. In C#, it won't because the array is allocated on the heap and not on the stack.See this question for an example of this being hit in practice: stackoverflow.com/questions/571945/…
– Matt Dillard
Feb 11 '19 at 14:23
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