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Can inner classes access private variables?
...e parent class. You have to make the parent child relationship manually.
#include <string>
#include <iostream>
class Outer
{
class Inner
{
public:
Inner(Outer& x): parent(x) {}
void func()
{
std::string a = "mycons...
Why does datetime.datetime.utcnow() not contain timezone information?
...tetime.now(pytz.timezone("America/New_York")))
It works for any timezone including those that observe daylight saving time (DST) i.e., it works for timezones that may have different utc offsets at different times (non-fixed utc offset). Don't use tz.localize(datetime.now()) -- it may fail during e...
What is the purpose of the -m switch?
...t package in <modulename>
__init__.py is evaluated for all packages (including its own for package modules)
__main__.py is not evaluated for package modules; the code is evaluated for code modules
Effects of module execution via command line (i.e., python <filename>):
sys.path is modif...
How do I get bit-by-bit data from an integer value in C?
...> k;
You can read more about bit-masking here.
Here is a program:
#include <stdio.h>
#include <stdlib.h>
int *get_bits(int n, int bitswanted){
int *bits = malloc(sizeof(int) * bitswanted);
int k;
for(k=0; k<bitswanted; k++){
int mask = 1 << k;
int masked...
Why the switch statement cannot be applied on strings?
...potential amortized O(1): What is the best way to use a HashMap in C++?
#include <functional>
#include <iostream>
#include <string>
#include <unordered_map>
#include <vector>
int main() {
int result;
const std::unordered_map<std::string,std::function<vo...
How to convert an object to a byte array in C#
...o write/read, and uses a format that works for all possible cases. It also includes the meta information about the format in the stream, so that adds even more overhead.
– Guffa
May 3 '15 at 21:29
...
What is the strict aliasing rule?
...ing instead of your system's word. The rules allow an exception for char* (including signed char and unsigned char). It's always assumed that char* aliases other types. However this won't work the other way: there's no assumption that your struct aliases a buffer of chars.
Beginner beware
This is ...
App.Config Transformation for projects which are not Web Projects in Visual Studio?
...g references. You'll notice their build actions are set to None:
<None Include="App.config" />
<None Include="App.Debug.config" />
<None Include="App.Release.config" />
First, set build action for all of them to Content.
Next, make all configuration-specific files dependant on t...
Include intermediary (through model) in responses in Django Rest Framework
...new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f17256724%2finclude-intermediary-through-model-in-responses-in-django-rest-framework%23new-answer', 'question_page');
}
);
Post as a guest
...
Nginx — static file serving confusion with root & alias
...ocessed.
In case of the root directive, full path is appended to the root including the location part, whereas in case of the alias directive, only the portion of the path NOT including the location part is appended to the alias.
To illustrate:
Let's say we have the config
location /static/ {
...