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What is the meaning of the term arena in relation to memory?
... For example:
char * arena = malloc(HUGE_NUMBER);
unsigned int current = 0;
void * my_malloc(size_t n) { current += n; return arena + current - n; }
The point is that you get full control over how the memory allocation works. The only thing outside your control is the single library call for th...
How to update Python?
I have version 2.7 installed from early 2012. I can't find any consensus on whether I should completely uninstall and wipe this version before putting on the latest version.
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
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208
git pull is probably creating the commit. If you make a local commit and then run git pull aft...
Mismatch Detected for 'RuntimeLibrary'
...oaded and extracted Crypto++ in C:\cryptopp. I used Visual Studio Express 2012 to build all the projects inside (as instructed in readme), and everything was built successfully. Then I made a test project in some other folder and added cryptolib as a dependency. After that, I added the include path ...
Get screen width and height in Android
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1042
Using this code, you can get the runtime display's width & height:
DisplayMetrics display...
Check if string begins with something? [duplicate]
...
Use stringObject.substring
if (pathname.substring(0, 6) == "/sub/1") {
// ...
}
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Passing an integer by reference in Python
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106
It doesn't quite work that way in Python. Python passes references to objects. Inside your func...
Which is faster: Stack allocation or Heap allocation
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501
Stack allocation is much faster since all it really does is move the stack pointer.
Using memo...
Regex empty string or email
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edited Feb 21 '11 at 9:08
answered Feb 21 '11 at 9:02
Da...
MySQL vs MongoDB 1000 reads
...ve been testing it lately. I had a table called posts in MySQL with about 20 million records indexed only on a field called 'id'.
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