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Difference between static memory allocation and dynamic memory allocation
...ystem cannot allocate more memory.
int* func() {
int* mem = malloc(1024);
return mem;
}
int* mem = func(); /* still accessible */
In the upper example, the allocated memory is still valid and accessible, even though the function terminated. When you are done with the memory, you have to ...
How do I create a namespace package in Python?
...ce packages.
Python 3.3 introduces implicit namespace packages, see PEP 420.
This means there are now three types of object that can be created by an import foo:
A module represented by a foo.py file
A regular package, represented by a directory foo containing an __init__.py file
A namespace p...
What's the difference between assignment operator and copy constructor?
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edited Apr 24 '19 at 17:33
Matthias
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What does FETCH_HEAD in Git mean?
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CascabelCascabel
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Python 3: ImportError “No Module named Setuptools”
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edited May 30 at 4:39
Soham Dongargaonkar
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an...
How to cancel/abort jQuery AJAX request?
... of the request(UNSENT-0, OPENED-1, HEADERS_RECEIVED-2, LOADING-3 and DONE-4). we can use this to check whether the previous request was completed.
$(document).ready(
var xhr;
var fn = function(){
if(xhr && xhr.readyState != 4){
xhr.abort();
}
xh...
How do I output text without a newline in PowerShell?
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164
Write-Host -NoNewline "Enabling feature XYZ......."
...
Should we pass a shared_ptr by reference or by value?
...and Herb during Ask Us Anything session at C++ and Beyond 2011. Watch from 4:34 on shared_ptr performance and correctness.
Shortly, there is no reason to pass by value, unless the goal is to share ownership of an object (eg. between different data structures, or between different threads).
Unless ...
Is there an advantage to use a Synchronized Method instead of a Synchronized Block?
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433
Can anyone tell me the advantage of the synchronized method over the synchronized block wit...
Which is more efficient, a for-each loop, or an iterator?
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edited Dec 9 '12 at 20:04
answered Jan 21 '10 at 21:53
Pa...