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Throw HttpResponseException or return Request.CreateErrorResponse?
...hese exceptional cases: change/add status codes? add tracking identifiers? include stack traces? log?
By avoiding HttpResponseException the 'exceptional case' handling is made uniform and can be handled as part of the exposed pipeline! For example one can turn a 'NotFound' into a 404 and an 'Argume...
Using smart pointers for class members
... object alive). The simplest kind of observing pointer is a raw pointer:
#include <memory>
class Device {
};
class Settings {
std::unique_ptr<Device> device;
public:
Settings(std::unique_ptr<Device> d) {
device = std::move(d);
}
Device* getDevice() {
...
What is the scope of variables in JavaScript?
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Difference between Big-O and Little-O Notation
...king with big-O notation.
However, for f ∈ o(g) to be true, then g must include a higher power of x in its formula, and so the relative separation between f(x) and g(x) must actually get larger as x gets larger.
To use purely math examples (rather than referring to algorithms):
The following ar...
Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
...e.
Proper MIME media types for ECMAScript implementations like JavaScript include:
text/javascript (registered as obsolete, not deprecated; but still valid, and supported best)
text/ecmascript (registered as obsolete, not deprecated; but still valid)
application/javascript
application/ecmascript
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How do I change the root directory of an apache server? [closed]
...gt;
and in file /etc/apache2/sites-available/000-default.conf you should include the custom directory name i.e. www:
DocumentRoot /home/username/www
If not as above it will give you an error when loading the server:
Forbidden You don't have permission to access / on this server
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throwing exceptions out of a destructor
... another exception is already propagating the application will terminate.
#include <iostream>
class Bad
{
public:
// Added the noexcept(false) so the code keeps its original meaning.
// Post C++11 destructors are by default `noexcept(true)` and
// this will (by def...
Postgres: clear entire database before re-creating / re-populating from bash script
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Is there any way to include cascade in "--clean" option. As it is this option looks useless. I'm getting "ERROR: cannot drop schema public because other objects depend on it" like 100% of time using it.
– user4674453
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In SQL, what's the difference between count(column) and count(*)?
..., helps to explain this:
COUNT(*) returns the number of items in a group, including NULL values and duplicates.
COUNT(expression) evaluates expression for each row in a group and returns the number of nonnull values.
So count(*) includes nulls, the other method doesn't.
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Why isn't sizeof for a struct equal to the sum of sizeof of each member?
... a feature found in CISC architectures, and most RISC architectures do not include it (ARM, MIPS, PowerPC, Cell). In actually, most chips are NOT desktop processors, for embedded rule by numbers of chips and the vast majority of these are RISC architectures.
– Lara Dougan
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