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@ncarandini
ncarandini / EditItem.razor
Last active February 17, 2022 07:21
[Blazor] Using IValidatableObject for form validation
<EditForm Model="@Item" OnValidSubmit="@(e => OnSave.InvokeAsync(Item))">
<DataAnnotationsValidator />
<ValidationSummary />
<div class="form-group">
<label for="Title">Name:</label>
<InputText id="Title" @bind-Value="Item.name" class="form-control" />
</div>
<div class="form-group">
/*****************************************************
* This code was compiled and tested on Ubuntu 18.04.1
* with kernel version 4.15.0
*****************************************************/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>
@montanaflynn
montanaflynn / context.go
Last active October 15, 2024 11:01
An example of using context to cancel goroutines between server handlers
package main
import (
"context"
"fmt"
"log"
"net/http"
"sync"
"time"
)
@WangYihang
WangYihang / port-forwarding.py
Last active November 14, 2024 11:32
port forwarding via python socket
#!/usr/bin/env python3
# Tcp Port Forwarding (Reverse Proxy)
# Author : WangYihang <[email protected]>
'''
+-----------------------------+ +---------------------------------------------+ +--------------------------------+
| My Laptop (Alice) | | Intermediary Server (Bob) | | Internal Server (Carol) |
+-----------------------------+ +----------------------+----------------------+ +--------------------------------+
| $ ssh -p 1022 [email protected] |<------->| IF 1: 1.2.3.4 | IF 2: 192.168.1.1 |<------->| IF 1: 192.168.1.2 |
| [email protected]'s password: | +----------------------+----------------------+ +--------------------------------+
@metafeather
metafeather / main.go
Created April 27, 2017 13:06
Get goroutine id for debugging
# ref: https://play.golang.org/p/OeEmT_CXyO
package main
import (
"fmt"
"runtime"
"strconv"
"strings"
"sync"
)
@zupzup
zupzup / main.go
Created March 20, 2017 10:03
Go TCP Proxy / Port Forwarding Example (https://zupzup.org/go-port-forwarding/)
package main
import (
"flag"
"fmt"
"io"
"log"
"net"
"os"
"os/signal"
@laobubu
laobubu / ABOUT.md
Last active October 16, 2024 06:05
A very simple HTTP server in C, for Unix, using fork()

Pico HTTP Server in C

This is a very simple HTTP server for Unix, using fork(). It's very easy to use

How to use

  1. include header httpd.h
  2. write your route method, handling requests.
  3. call serve_forever("12913") to start serving on port 12913
@leonid-ed
leonid-ed / udp_to_local.c
Last active August 23, 2024 09:49
Examples of using raw sockets (c, linux, raw socket)
/*
An example of using raw sockets.
You can capture packets by tcpdump:
tcpdump -X -s0 -i lo -p udp
*/
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
@oleksiiBobko
oleksiiBobko / tcp_server.c
Last active November 4, 2024 15:47
Simple socket server in C using threads (pthread library) Compiles on linux
/*
C socket server example, handles multiple clients using threads
Compile
gcc server.c -lpthread -o server
*/
#include<stdio.h>
#include<string.h> //strlen
#include<stdlib.h> //strlen
#include<sys/socket.h>
@yackx
yackx / hello-boot.asm
Created December 10, 2014 10:56
Hello World bootloader in assembly language
;----------------------------------------------;
;
; A minimal bootloader that prints a hello world
; then halts.
;
; nasm -f bin hello-boot.asm -o hello-boot.bin
;
; @YouriAckx
;
;----------------------------------------------;