sdegutis

class ParentComponent {

  async loadData() {
    const data = await fetch('...');
    this.setState({ data });
  }

  render() {
    return (
      <ChildComponent 

sdegutis

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <stdint.h>

void printbytes(void* ptr, size_t len) {
  unsigned char *s = ptr;
  for (int i = 0; i < len; i++)
    printf("p[%d] = %02X\n", i, s[i]);
}

sdegutis

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <stdint.h>

void printbytes(void* ptr) {
  unsigned char *s = ptr;
  for (int i = 0; i < sizeof(ptr); i++)
    printf("p[%d] = %d\n", i, s[i]);
}

sdegutis

#include <stdio.h>
#include <stdlib.h>

int main(void) {
  char *p = malloc(1);
  unsigned char* ps = (void*)&p;
  printf("testing: %lu\n", sizeof(p));
  printf("testing: %p\n", p);
  for (int i = 0; i < sizeof(p); i++)
    printf("testing: p[%d] = %d\n", i, ps[i]);

sdegutis

#include <stdio.h>
#include <math.h>

int main(void) {
  unsigned char bytes[8] = {0,0,0,0,0,0,248,127};
  double d = *(double*)bytes;
  printf("testing: %lu\n", sizeof(d));
  printf("testing: %f\n", d);
}

sdegutis

#include <stdio.h>
#include <math.h>

int main(void) {
  double d = NAN;
  unsigned char* s = (unsigned char*)&d;
  printf("testing: %lu\n", sizeof(d));
  printf("testing: %f\n", d);
  for (int i = 0; i < sizeof(d); i++)
    printf("testing: nan[%d] = %d\n", i, s[i]);

sdegutis

enum Router: URLRequestConvertible {
        static let baseURLString = "http://dev.example.com"
        static var OAuthToken: String?
    
        case MapView(Int)
        case PhotoInfo(Int, ImageSize)
        case Comments(Int, Int)
        
        var URLRequest: NSURLRequest {
            let (path: String, parameters: [String: AnyObject]) = {

sdegutis

class ObserverSetEntry<Parameters> {
    weak var object: AnyObject?
    let f: AnyObject -> Parameters -> Void
    
    init(object: AnyObject, f: AnyObject -> Parameters -> Void) {
        self.object = object
        self.f = f
    }
}

sdegutis

" find file in git repo
function! ChooseFile()
  let dir = expand("%:h")
  if empty(dir) | let dir = getcwd() | endif

  let root = system("cd " . dir . " && git rev-parse --show-toplevel")
  if v:shell_error != 0 | echo "Not in a git repo" | return | endif
  let root = root[0:-2]

  let selection = system("cd " . root . " && git ls-files -co --exclude-standard | choose")

sdegutis

var L = luaL_newstate()
luaL_openlibs(L)

luaL_loadstring(L, ("return function(x,y) return x + y end" as NSString).UTF8String)
lua_callk(L, 0, 1, 0, nil)
lua_pushnumber(L, 23)
lua_pushnumber(L, 45)
lua_callk(L, 2, 1, 0, nil)

var x = lua_tonumberx(L, -1, nil)