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uint8_t can't be printed with cout
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Making use of ADL (Argument-dependent name lookup):
#include <cstdint>
#include <iostream>
#include <typeinfo>
namespace numerical_chars {
inline std::ostream &operator<<(std::ostream &os, char c) {
return std::is_signed<char>::value ?...
Reading and writing binary file
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If you want to do this the C++ way, do it like this:
#include <fstream>
#include <iterator>
#include <algorithm>
int main()
{
std::ifstream input( "C:\\Final.gif", std::ios::binary );
std::ofstream output( "C:\\myfile.gif", std::ios::binary );
std...
How do I run a Node.js application as its own process?
...s is taken from How we deploy node apps on Linux, 2018 edition, which also includes commands to generate an AWS/DigitalOcean/Azure CloudConfig to build Linux/node servers (including the .service file).
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Disable a method in a ViewSet, django-rest-framework
... ...
With this approach, the router should only generate routes for the included methods.
Reference:
ModelViewSet
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What is http multipart request?
... I don't think that's the case. When uploading an image, the whole image (including metadata) will be one set of data in the request body. It's still a multipart request, even if there's just one part in the body. You can also create a request to upload multiple files at once.
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Is there a performance difference between i++ and ++i in C++?
...n units. Compiler with g++ 4.5.
Ignore the style issues for now
// a.cc
#include <ctime>
#include <array>
class Something {
public:
Something& operator++();
Something operator++(int);
private:
std::array<int,PACKET_SIZE> data;
};
int main () {
Something s;
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What do the following phrases mean in C++: zero-, default- and value-initialization?
...s follow C++98 rules, while GCC 3.4.5 and Comeau follow the C++03 rules:
#include <cstdio>
#include <cstring>
#include <new>
struct A { int m; }; // POD
struct B { ~B(); int m; }; // non-POD, compiler generated default ctor
struct C { C() : m() {}; ~C(); int m; }; // non-POD, def...
Bootstrap 3 offset on right not left
...classes.
// Create grid for specific class
@mixin make-grid($class) {
@include float-grid-columns($class);
@include loop-grid-columns($grid-columns, $class, width);
@include loop-grid-columns($grid-columns, $class, pull);
@include loop-grid-columns($grid-columns, $class, push);
@include ...
Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
...ns is to insert indicator variables in each data.frame and then merge:
a1$included_a1 <- TRUE
a2$included_a2 <- TRUE
res <- merge(a1, a2, all=TRUE)
missing values in included_a1 will note which rows are missing in a1. similarly for a2.
One problem with your solution is that the column o...
Diff Algorithm? [closed]
...nd its Variations is a fantastic paper and you may want to start there. It includes pseudo-code and a nice visualization of the graph traversals involved in doing the diff.
Section 4 of the paper introduces some refinements to the algorithm that make it very effective.
Successfully implementing th...