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Difference between no-cache and must-revalidate
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I believe that must-revalidate means :
Once the cache expires, refuse to return stale responses to the user
even if they say that stale responses are acceptable.
Whereas no-cache implies :
must-revalidate plus the fact the respon...
How can I call a custom Django manage.py command directly from a test driver?
I want to write a unit test for a Django manage.py command that does a backend operation on a database table. How would I invoke the management command directly from code?
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Git: Show all of the various changes to a single line in a specified file over the entire git histor
I've looked around, and am not sure if this is possible, but here goes:
5 Answers
5
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Overloading member access operators ->, .*
I understand most operator overloading, with the exception of the member access operators -> , .* , ->* etc.
5 An...
Why does Go have a “goto” statement
I was surprised to find that Go has a 'goto' statement. I've always been taught that 'goto' statements are a thing of the past and evil for it occludes the actual flow of a program, and that functions or methods are always a better way of controlling flow.
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How to prevent http file caching in Apache httpd (MAMP)
... MAMP. My JavaScript and HTML template files are getting cached between requests.
5 Answers
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How do I choose between Semaphore and SemaphoreSlim?
Their public interfaces appear similar. The documentation states that the SemaphoreSlim is a lightweight alternative and doesn't use Windows Kernel semaphores. This resource states that the SemaphoreSlim is much faster. In what situations does the SemaphoreSlim make more sense over the Semaph...
How do I pass extra arguments to a Python decorator?
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Since you are calling the decorator like a function, it needs to return another function which is the actual decorator:
def my_decorator(param):
def actual_decorator(func):
print("Decorating function {}, with parameter {...
How to override trait function and call it from the overridden function?
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Your last one was almost there:
trait A {
function calc($v) {
return $v+1;
}
}
class MyClass {
use A {
calc as protected traitcalc;
}
function calc($v) {
$v++;
return $this...
C++, Free-Store vs Heap
...re said to take place on the free-store , while malloc/free operations use the heap .
I'd like to know if there is an actual difference, in practice.
Do compilers make a distinction between the two terms? ( Free store and Heap , not new/malloc )
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