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@jedi4ever
jedi4ever / nodejs-cluster-zero-downtime.md
Last active February 11, 2024 13:45
nodejs clustering, zero downtime deployment solutions

Clustering: The basics

The trick? pass the file descriptor from a parent process and have the server.listen reuse that descriptor. So multiprocess in their own memory space (but with ENV shared usually)

It does not balance, it leaves it to the kernel.

In the last nodejs > 0.8 there is a cluster module (functional although marked experimental)

@temoto
temoto / helpers_data.py
Last active March 22, 2022 05:19
Part of py-helpers. Gzip compression shortcuts. Encoding. Database helpers. Retry decorator.
def namedlist(typename, field_names):
"""Returns a new subclass of list with named fields.
>>> Point = namedlist('Point', ('x', 'y'))
>>> Point.__doc__ # docstring for the new class
'Point(x, y)'
>>> p = Point(11, y=22) # instantiate with positional args or keywords
>>> p[0] + p[1] # indexable like a plain list
33
>>> x, y = p # unpack like a regular list
@kethinov
kethinov / walksync.js
Created September 22, 2013 09:04
List all files in a directory in Node.js recursively in a synchronous fashion
// List all files in a directory in Node.js recursively in a synchronous fashion
var walkSync = function(dir, filelist) {
var fs = fs || require('fs'),
files = fs.readdirSync(dir);
filelist = filelist || [];
files.forEach(function(file) {
if (fs.statSync(dir + file).isDirectory()) {
filelist = walkSync(dir + file + '/', filelist);
}
else {
@kageurufu
kageurufu / flask.py
Created October 3, 2013 17:42
Flask-WTF FieldLists with Dynamic Entries
from flask import Flask
from flask.ext.sqlalchemy import SQLAlchemy
from flask.ext.wtf import Form
from flask.ext.babel import gettext
from wtforms import SelectField, TelField, TextField, FormField, Fieldlist, SubmitField
from wtforms.validators import Optional, Required
app = Flask(__name__)
db = SQLAlchemy(app)
@sloria
sloria / bobp-python.md
Last active May 12, 2024 06:54
A "Best of the Best Practices" (BOBP) guide to developing in Python.

The Best of the Best Practices (BOBP) Guide for Python

A "Best of the Best Practices" (BOBP) guide to developing in Python.

In General

Values

  • "Build tools for others that you want to be built for you." - Kenneth Reitz
  • "Simplicity is alway better than functionality." - Pieter Hintjens
@gosseti
gosseti / form.html
Last active February 21, 2017 18:28
A credit card form using jQuery.payment
<form accept-charset="UTF-8" action="/payment" class="cardInfo" method="post">
<fieldset class="cardInfo__cardDetails">
<div class="form-row cardInfo__cc-num">
<label for="cc-num"><abbr title="required">*</abbr><span>Card Number</span></label>
<div class="cc-num__wrap">
<!-- using type="tel" because type="number" doesn’t pass HTML5 form validation with jQuery.payment formatting -->
<input id="cc-num" type="tel" class="paymentInput cc-num" placeholder="•••• •••• •••• ••••" autocompletetype="cc-number" required="required">
<span class="card" aria-hidden="true"></span>
@callumacrae
callumacrae / build-tools.md
Last active October 25, 2023 15:14
Build tools written in JavaScript
function flow (generator) {
var iterator = generator(next);
next();
function next (err, result) {
if (err) iterator.throw(err);
var item = iterator.next(result);
if (item.done) return;
if (typeof item.value === 'function') item.value(next);
}
}
@demisx
demisx / angularjs-providers-explained.md
Last active May 17, 2024 03:38
AngularJS Providers: Constant/Value/Service/Factory/Decorator/Provider
Provider Singleton Instantiable Configurable
Constant Yes No No
Value Yes No No
Service Yes No No
Factory Yes Yes No
Decorator Yes No? No
Provider Yes Yes Yes

Constant

#!/usr/bin/env python
# Quick and dirty demonstration of CVE-2014-0160 by
# Jared Stafford (jspenguin@jspenguin.org)
# Modified so that it finds cookies
import sys
import struct
import socket
import time
import select