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What is the effect of extern “C” in C++?
...s are distinct types even if otherwise identical
Linkage specs nest, inner one determines the final linkage
extern "C" is ignored for class members
At most one function with a particular name can have "C" linkage (regardless of namespace)
extern "C" forces a function to have external linkage (cannot...
What is the correct syntax for 'else if'?
...hon programmer who is making the leap from 2.6.4 to 3.1.1. Everything has gone fine until I tried to use the 'else if' statement. The interpreter gives me a syntax error after the 'if' in 'else if' for a reason I can't seem to figure out.
...
Preventing Laravel adding multiple records to a pivot table
...resence of an existing record by writing a very simple condition like this one :
if (! $cart->items->contains($newItem->id)) {
$cart->items()->save($newItem);
}
Or/and you can add unicity condition in your database, it would throw an exception during an attempt of saving a doub...
Forking vs. Branching in GitHub
... collaborator for that specific project.
Forking is nothing more than a clone on the GitHub server side:
without the possibility to directly push back
with fork queue feature added to manage the merge request
You keep a fork in sync with the original project by:
adding the original project as...
WebSockets vs. Server-Sent events/EventSource
...g technologies. What is the difference between them? When would you choose one over the other?
6 Answers
...
How does Python's super() work with multiple inheritance?
...lls in the parents, nothing will happen. @lifeless's answer is the correct one.
– Cerin
Oct 17 '15 at 1:01
...
Should I call Close() or Dispose() for stream objects?
...called Close() . Now that confuses me, as to what should I call once I'm done with objects? What if I call both?
6 Answer...
Is there a “standard” format for command line/shell help text?
... each:
having a short description
showing the default value, if there is one
showing the possible values, if that applies
Note that if an option can accept a short form (e.g. -l) or a long form (e.g. --list), include them together on the same line, as their descriptions will be the same
Brief ind...
Android accelerometer accuracy (Inertial navigation)
...s looking into implementing an Inertial Navigation System for an Android phone, which I realise is hard given the accelerometer accuracy, and constant fluctuation of readings.
...
Favorite Visual Studio keyboard shortcuts [closed]
...son - it doesn't just cycle like most apps.
– Lucas Jones
Jul 1 '09 at 21:28
6
@Lucas Jones, It s...