Corruption of pile of pebbles with Str (n) cat

When updating my battery display for my Pebble watchface, I get the battery level into int s_battery_level, run it through my toString function (which works 100% of the time, I've tested it), and then append a % and a null terminator, just for good m

Java: How to print stored heap as array, level by level

I have an array that represents a Max Heap. For example 84 81 41 79 17 38 33 15 61 6 so the root is max. Each mid tier node at index i can have at most two children. They would be at 2*i+1 and 2*i+2. How can i print this heap out in a level by level

Comparing the values ​​of an object with compareTo ()

I am using a Max-Heap to store objects of type Song. A song has a title and a rating as shown in the Song class. I want the Song object to be compared by rating so that the highest rated songs are displayed first. If songs have the same rating then t

Test my heap

1.) I'm having difficulty testing me heap class. When I try to print my heap, it's giving me code instead of the array. I tried using toString() and DeeptoString() and neither worked. 2.) In my updateValue method. I realize that it doesn't know what

Windows Segment Segment Header Analysis and Size Calculation

How can I calculate heap chunk size from raw bytes read from memory. I tried below thing. 0:001> !heap Index Address Name Debugging options enabled 1: 00500000 2: 00280000 3: 008f0000 4: 00ab0000 5: 00cc0000 0:001> !heap -a 00500000 .. .. Heap entri

Heap Algorithm in the C ++ Segmentation Fault

I've been working on implementing a recursive version of heap's algorithm. Here is the link to the pseudocode: Everything has been going fine until I get to the recursive part. I know I haven't put in s

Stack and taster in PHP?

I am learning about operating systems and the thing that I do not understand exactly are heaps and stacks. I know the benefits and how each works, but in the case of dynamic languages I can not figure out how is the stack allocated. In static typed l

What's wrong with my heap sort code in Java?

I'm trying to create and sort a heap using this array in Java. I keep getting an array index out of bounds exception in my maxHeap function. The code seems to make sense to me, so I'm not sure where the error is coming from. Anyone know what I'm doin

Insertion in Heap in Java

Here is an implementation of a Heap in java without using array but I have some problem in inserting data in it for example when i insert 1,3,2,5,8 it inserts 5,8 two times one as subtree of 3 and another one as subtree of 2. public class Heap { priv

Set Java / Tomcat (Xmx) heap size without modifying

Most people seem to suggest setting the Java/Tomcat heap memory size for Tomcat6 by editing the /usr/share/tomcat6/bin/ file, and adding something like: # Set specific memory requirements for Tomcat6 (for server with ~512MB RAM). CATALINA_

Data structure with heap and map equivalent power

I want to design a container C of element E. E has 2 attributes (priority, name), All elements in container have unique 'name' I want to support following operations on this container C as effeciently as possible. insert:- inserts element1(name1, pri

Complexity of PriorityQueue addAll ()

What is the complexity of the addAll method of PriorityQueue. Does it add one element at a time resulting in O(n log n) or does it use a build heap process that creates a heap out of unordered elements in O(n) time?Javadoc seems to imply that addAll

Can my Java program use the disk as a heap for a huge object?

I'd like to use java to work with a data structure that's going to end up over 100 GB. I need to write and read from the thing in 1:1 ratio, as many times per second as possible. In Java form it's a HashMap>. Can I keep and operate on it in disk as i

how to increase java heap memory permanently?

I have one problem with java heap memory. I developed one client server application in java which is run as a windows service it requires more than 512MB of memory. I have 2GB of RAM but when I run my application it throws an exception Out of memory

How can I see Objects inside the heap & amp; Stack in C # .Net

Is it possible to see contents of stack and heap after every line of execution. I want to see it as it will give clear idea about memory allocation and deallocation in .Net. With your If any document or link which will clear my doubts with your answe

c ++ shared_ptr of the stack object

I have been learning managed pointers lately and ran into the following scenario. I am implementing a model/controller class for a game view. My view, will render things in the model. Pretty straight forward. In my main function, I instantiate all th

How to destroy objects in .Net

I know this is a strange question, but really I'm very excited to know the answer. How do you destroy Objects in .Net, and give memory back to the heap?Short Answer System.GC.Collect(); is suppose to force the garbage collection to run but I've heard

Encourage JVM at GC rather than developing the heap?

(Note that when I say "JVM", I really mean "Hotspot", and I'm running the latest Java 1.6 update.) Example situation: My JVM is running with -Xmx set to 1gb. Currently, the heap has 500mb allocated, of which 450mb is used. The program

Why does Java use heap for memory allocation?

I just read this statement in a java book saying Objects in java reside on a heap. Is a heap used because it is the best way to store data and retrieve data fast ? I only have an idea about data structures being a beginner. I mean why not stack or so

Why does Win32 HeapReAlloc () change values?

I'm writing an app in C using win32 API. When I try to enlarge the size of my array, using the HeapRealloc() function, it changes my current values in the array, instead of copying them. The code I use to reallocate memory: BOOL ChangeFeedArraySize(U

java mistletoe changing the image causes a heap space error

I have a java programme than when a button is clicked it updates the image on screen to the according image. this will work for the first 15 or so clicks then it causes a java heapspace error. I think it is because of the way I am updating the jpanel

C / C ++ template at USE_HEAP or USE_STACK

Is there a way to define a macro (or something similar) that would allow objects to be allocated on the stack or on the heap, cleanly? eg. Current code: A a; a.someFunc(); The simplest suggestion might be the following, but as you can see below, it's