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@non
non / cost.md
Last active January 16, 2019 17:12
Basic explanation of the difference between Machinist's macros and value classes.

Introduction

Machinist Issue #2 asks:

Is it correct, that this stuff is completely obsolete now due to value classes or are there still some use cases? An example of using value class for zero-cost implicit enrichment: [...]

The short answer is that Machinist is not obsolete: value classes existed before the Machinist macros were implemented, and they do not solve the

@kchida
kchida / gist:d1c15f3968f4f8272c49
Created July 17, 2014 05:06
etcd vs consul vs ???
- What do Etcd, Consul, and Zookeeper do?
- Service Registration:
- Host, port number, and sometimes authentication credentials, protocols, versions
numbers, and/or environment details.
- Service Discovery:
- Ability for client application to query the central registry to learn of service location.
- Consistent and durable general-purpose K/V store across distributed system.
- Some solutions support this better than others.
- Based on Paxos or some derivative (i.e. Raft) algorithm to quickly converge to a consistent state.
- Centralized locking can be based on this K/V store.
@staltz
staltz / introrx.md
Last active April 19, 2025 05:15
The introduction to Reactive Programming you've been missing
package com.mirth.stevek.rxtest;
import rx.Observable;
import rx.functions.Action1;
import rx.functions.Func1;
import rx.functions.Func3;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.*;
@SamuelMarks
SamuelMarks / egghead_YouTube_downloader.py
Last active November 3, 2018 09:32
Simple algorithm to download all the egghead.io videos in highest-quality from YouTube.
"""
Simple algorithm to download all the egghead.io videos in highest-quality from YouTube.
Run from the directory you want the videos to appear. Renames them so that they have the video number + omit the repetitive "Egghead.io - AngularJS -" text.
Installing dependency:
$ pip install git+https://github.com/NFicano/pytube#egg=pytube
"""
from pytube import YouTube #, exceptions as YTD_exceptions
@rxaviers
rxaviers / gist:7360908
Last active April 20, 2025 15:23
Complete list of github markdown emoji markup

People

:bowtie: :bowtie: ๐Ÿ˜„ :smile: ๐Ÿ˜† :laughing:
๐Ÿ˜Š :blush: ๐Ÿ˜ƒ :smiley: โ˜บ๏ธ :relaxed:
๐Ÿ˜ :smirk: ๐Ÿ˜ :heart_eyes: ๐Ÿ˜˜ :kissing_heart:
๐Ÿ˜š :kissing_closed_eyes: ๐Ÿ˜ณ :flushed: ๐Ÿ˜Œ :relieved:
๐Ÿ˜† :satisfied: ๐Ÿ˜ :grin: ๐Ÿ˜‰ :wink:
๐Ÿ˜œ :stuck_out_tongue_winking_eye: ๐Ÿ˜ :stuck_out_tongue_closed_eyes: ๐Ÿ˜€ :grinning:
๐Ÿ˜— :kissing: ๐Ÿ˜™ :kissing_smiling_eyes: ๐Ÿ˜› :stuck_out_tongue:
@twolfe18
twolfe18 / gist:5767545
Created June 12, 2013 17:49
private[this] vs private in scala
// Foo.scala
class Foo {
private var i = 0
private[this] var j = 0
def getJ = j
def iThing = i * i
def jThing = j * j
}
@willurd
willurd / web-servers.md
Last active April 20, 2025 00:42
Big list of http static server one-liners

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000
@cobyism
cobyism / gh-pages-deploy.md
Last active April 12, 2025 09:10
Deploy to `gh-pages` from a `dist` folder on the master branch. Useful for use with [yeoman](http://yeoman.io).

Deploying a subfolder to GitHub Pages

Sometimes you want to have a subdirectory on the master branch be the root directory of a repositoryโ€™s gh-pages branch. This is useful for things like sites developed with Yeoman, or if you have a Jekyll site contained in the master branch alongside the rest of your code.

For the sake of this example, letโ€™s pretend the subfolder containing your site is named dist.

Step 1

Remove the dist directory from the projectโ€™s .gitignore file (itโ€™s ignored by default by Yeoman).

@earthgecko
earthgecko / bash.generate.random.alphanumeric.string.sh
Last active April 19, 2025 05:13
shell/bash generate random alphanumeric string
#!/bin/bash
# bash generate random alphanumeric string
#
# bash generate random 32 character alphanumeric string (upper and lowercase) and
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1