prologic

Learn Go in ~5mins

This is inspired by A half-hour to learn Rust and Zig in 30 minutes.

Basics

Your first Go program as a classical "Hello World" is pretty simple:

First we create a workspace for our project:

gene1wood

Here's how to get BitWarden to treat these three different types of Amazon logins as separate

• amazon.com consumer retail business login
• AWS root user login (AWS logins that use an email address)
• AWS IAM user login (AWS logins that use a username)

amazon.com consumer retail

• Set URI 1 to Exact with a value of

  https://www.amazon.com/ap/signin?_encoding=UTF8&ignoreAuthState=1&openid.assoc_handle=usflex&openid.claimed_id=http%3A%2F%2Fspecs.openid.net%2Fauth%2F2.0%2Fidentifier_select&openid.identity=http%3A%2F%2Fspecs.openid.net%2Fauth%2F2.0%2Fidentifier_select&openid.mode=checkid_setup&openid.ns=http%3A%2F%2Fspecs.openid.net%2Fauth%2F2.0&openid.ns.pape=http%3A%2F%2Fspecs.openid.net%2Fextensions%2Fpape%2F1.0&openid.pape.max_auth_age=0&openid.return_to=https%3A%2F%2Fwww.amazon.com%2F%3Fref_%3Dnav_custrec_signin&switch_account=

dfang

puts these in .bashrc, then runx 3 date

function runx() {
  for ((n=0;n<$1;n++))
    do ${*:2}
  done
}

antirez

# LVDB - LLOOGG Memory DB
# Copyriht (C) 2009 Salvatore Sanfilippo <antirez@gmail.com>
# All Rights Reserved

# TODO
# - cron with cleanup of timedout clients, automatic dump
# - the dump should use array startsearch to write it line by line
#   and may just use gets to read element by element and load the whole state.
# - 'help','stopserver','saveandstopserver','save','load','reset','keys' commands.
# - ttl with milliseconds resolution 'ttl a 1000'. Check ttl in dump!

dlanileonardo

Business Logic / Domain Model structures for Ruby, Rails

• adomokos/light-service
  • Series of Actions with an emphasis on simplicity.
• collectiveidea/interactor
  • Interactor provides a common interface for performing complex interactions in a single request.
• cypriss/mutations
  • Compose your business logic into commands that sanitize and validate input.
• orgsync/active_interaction
• Manage application specific business logic.

lesovsky

SELECT 
        now()-pg_postmaster_start_time()    "Uptime", now()-stats_reset     "Since stats reset",
        round(100.0*checkpoints_req/total_checkpoints,1)                    "Forced checkpoint ratio (%)",
        round(np.min_since_reset/total_checkpoints,2)                       "Minutes between checkpoints",
        round(checkpoint_write_time::numeric/(total_checkpoints*1000),2)    "Average write time per checkpoint (s)",
        round(checkpoint_sync_time::numeric/(total_checkpoints*1000),2)     "Average sync time per checkpoint (s)",
        round(total_buffers/np.mp,1)                                        "Total MB written",
        round(buffers_checkpoint/(np.mp*total_checkpoints),2)               "MB per checkpoint",
        round(buffers_checkpoint/(np.mp*np.min_since_reset*60),2)           "Checkpoint MBps",
        round(buffers_clean/(np.mp*np.min_since_reset*60),2)                "Bgwriter MBps",

jednano

Writing CSS

This project uses cssnext, which allows us to use emerging CSS features at design time and transpile into currently-supported, browser-compatible CSS at runtime.

Styles can be found in app/styles. Inside this folder, you should familiarize yourself with the following structure:

styles
├── config
│ ├── fonts.json

nolanlawson

Progressive Web App stack:

• Service Worker
• Web App Manifest

Old-school offline webapp stack:

• Application Cache
• Touch Icons (apple-touch-icon etc.)
• apple-mobile-web-app-capable or mobile-web-app-capable

btroncone

RxJS 5 Operators By Example

⚠️ UPDATE: I have moved the contents of this gist plus more to http://www.learnrxjs.io and https://github.com/btroncone/learn-rxjs. For expanded examples, explanations, and resources, please check out this new location!

A complete list of RxJS 5 operators with easy to understand explanations and runnable examples.

Table of Contents

• buffer
• bufferCount
• bufferTime

vasanthk

System Design Cheatsheet

Picking the right architecture = Picking the right battles + Managing trade-offs

Basic Steps

1. Clarify and agree on the scope of the system

• User cases (description of sequences of events that, taken together, lead to a system doing something useful)
  • Who is going to use it?
  • How are they going to use it?