tylerneylon

-- Two dashes start a one-line comment.

--[[
     Adding two ['s and ]'s makes it a
     multi-line comment.
--]]

----------------------------------------------------
-- 1. Variables and flow control.
----------------------------------------------------

DasIch

from nonlocal_ import nonlocal_

def foo():
    a = 1
    def bar():
        nonlocal_('a')
        a = 2
    bar()
    return a

Nagyman

Workflows (States) in Django

I'm going to cover a simple, but effective, utility for managing state and transitions (aka workflow). We often need to store the state (status) of a model and it should only be in one state at a time.

Common Software Uses

• Publishing (Draft->Approved->Published->Expired->Deleted)

joar

server {
    # [...]
    location / {
        set $backend_url 'http://127.0.0.1:8000';
        
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $http_host;
        proxy_set_header X-NginX-Proxy true;
        proxy_pass $backend_url;

pervognsen

enum { BMAX = 32, BMIN = BMAX / 2, BHEIGHT = 6 };

struct BNode {
    uint32_t length;
    Key keys[BMAX];
    union {
        BNode *children[BMAX];
        Value values[BMAX];
    };
};

pervognsen

// Xeno

enum Xeno_Kind {
    XENO_POINTER,
    XENO_AGGREGATE,
    XENO_FIRST_PRIMITIVE_TYPE,
    XENO_UINT8 = XENO_FIRST_PRIMITIVE_TYPE,
    XENO_UINT16,
    XENO_UINT32,
    XENO_UINT64,

pervognsen

int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int) {
    output_file = CreateFileA("output.txt", GENERIC_WRITE, 0, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);

    Xeno_PrintType(&xeno_uint8);
    Printf("\n");
    Xeno_PrintType(&xeno_uint32);
    Printf("\n");
    Xeno_PrintType(&xeno_uint64);
    Printf("\n");

pervognsen

#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <windows.h>
#include <stdint.h>

#define Assert(x) \
    if (!(x)) { MessageBoxA(0, #x, "Assertion Failure", MB_OK); __debugbreak(); }

enum Register {
    RAX = 0,

pervognsen

#define _CRT_SECURE_NO_WARNINGS
#include <string.h>
#include <stdio.h>
#include <windows.h>
#pragma warning (disable: 4146)
#include <stdint.h>

#ifdef _DEBUG
#define Assert(x) \
    if (!(x)) { MessageBoxA(0, #x, "Assertion Failure", MB_OK); __debugbreak(); }

vaibhav-jain

from django.utils.translation import ugettext_lazy as _
from rest_framework import serializers


class SomeSerializer(serializers.ModelSerializer):
  """
  Demostrating How to Override DRF UniqueTogetherValidator Message
  """

    class Meta: