andrewrk

const std = @import("std");
const net = std.net;
const fs = std.fs;
const os = std.os;

pub const io_mode = .evented;

pub fn main() anyerror!void {
    var general_purpose_allocator = std.heap.GeneralPurposeAllocator(.{}){};
    const allocator = &general_purpose_allocator.allocator;

kongkrit

Alpine Linux Installation on ZFS Root with grub on UEFI

• References [ ref1 | ref2 | ref3 ]
• Boot from alpine-extended [ download ]
• login as root without any password
• setup network interfaces and start networking:

  setup-interfaces
  /etc/init.d/networking start
  

• add, config, and enable openssh:

shritesh

const std = @import("std");
const fmt = std.fmt;

extern fn hostcall_kvstore_upsert(
    key_ptr: [*]const u8,
    key_len: usize,
    value_ptr: [*]const u8,
    value_len: usize,
) bool;

briandominick

There are 28 static site generators that support AsciiDoc sourcing.

algal

Taking website screenshots

These are instructions for taking screenshots of an entire webpage, not just the part of the webpage visible in the browser.

Website Screenshots in Safari

This requires Safari 11.3, which comes on macOS 10.3.4.

1. Open the website in Safari
2. If needed, go Safari > Preferences > Advanced > Show Develop Menu in Menu Bar

jerodg

Microsoft Windows and Office KMS Setup

Fedalto

#!/bin/bash

pip list --format=columns --outdated | \
  sed -n '3,$p' | \
  while IFS=" " read -r package old_version new_version extra
  do
    for requirements_file in "$@"
    do
      if grep -q ${package} ${requirements_file}; then
        echo "${package}: ${old_version} -> ${new_version}"

ekreutz

Ansible variable precedence

Source: http://docs.ansible.com/ansible/latest/playbooks_variables.html#variable-precedence-where-should-i-put-a-variable

From least to most important

• command line values (for example, -u my_user, these are not variables)
• role defaults (defined in role/defaults/main.yml)
• inventory file or script group vars
• inventory group_vars/all

F21

package main

import (
	"crypto/md5"
	"flag"
	"fmt"
	"io"
	"log"
	"os"
	"path/filepath"

mrw34

#!/bin/bash

set -euo pipefail

openssl req -new -text -passout pass:abcd -subj /CN=localhost -out server.req -keyout privkey.pem
openssl rsa -in privkey.pem -passin pass:abcd -out server.key
openssl req -x509 -in server.req -text -key server.key -out server.crt
chmod 600 server.key
test $(uname -s) = Linux && chown 70 server.key
docker run -d --name postgres -e POSTGRES_HOST_AUTH_METHOD=trust -v "$(pwd)/server.crt:/var/lib/postgresql/server.crt:ro" -v "$(pwd)/server.key:/var/lib/postgresql/server.key:ro" postgres:12-alpine -c ssl=on -c ssl_cert_file=/var/lib/postgresql/server.crt -c ssl_key_file=/var/lib/postgresql/server.key