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@fbartho
fbartho / 0. Synology RAID Expansion-Resync Performance.md
Last active August 5, 2024 07:05
Walkthrough of what I did to increase performance on my Synology NAS box during an expansion, and afterwards.

Performance on Synology RAIDs

(especially while expanding)

Warning: The exact commands may not match for your particular linux OS / Synology(NAS) device. I had to customize the commands after exploring my particular system's setup.

If you're new to linux, or this is a new piece of hardware / a new synology device, jump down to the section called "Inspecting a setup"

Contents

@yossorion
yossorion / what-i-wish-id-known-about-equity-before-joining-a-unicorn.md
Last active August 9, 2024 20:18
What I Wish I'd Known About Equity Before Joining A Unicorn

What I Wish I'd Known About Equity Before Joining A Unicorn

Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.

This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would

@eshelman
eshelman / latency.txt
Last active September 16, 2024 21:14 — forked from jboner/latency.txt
HPC-oriented Latency Numbers Every Programmer Should Know
Latency Comparison Numbers
--------------------------
L1 cache reference/hit 1.5 ns 4 cycles
Floating-point add/mult/FMA operation 1.5 ns 4 cycles
L2 cache reference/hit 5 ns 12 ~ 17 cycles
Branch mispredict 6 ns 15 ~ 20 cycles
L3 cache hit (unshared cache line) 16 ns 42 cycles
L3 cache hit (shared line in another core) 25 ns 65 cycles
Mutex lock/unlock 25 ns
L3 cache hit (modified in another core) 29 ns 75 cycles
@TobiTobascoNollero
TobiTobascoNollero / UIParticleScaler.cs
Last active April 19, 2021 22:14
Unity - Particle Scaling for Particles inside the Unity GUI
using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine.UI;
/* UI Particle Scaling script by Tobi Tobasco Nollero, questions: tobias@lostmountaingames.com, http://tobiasnoller.com/
* Just drag this script on any canvas which has child particle systems underneath.
* Add your resolution change listener to scale your particles when changing resolutions.
* Prewarmed particle system emitting on begin play, will probably not be affected by the script the first time they fire.
* Feel free to use this script in any project.
@dergachev
dergachev / GIF-Screencast-OSX.md
Last active September 15, 2024 10:33
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

@puffnfresh
puffnfresh / SpacesDemo.m
Created November 11, 2012 07:19
Demo of Spaces API discovered via reverse engineering
#include <Carbon/Carbon.h>
typedef uint64_t CGSConnection;
extern CGSConnection _CGSDefaultConnection(void);
#define CGSDefaultConnection _CGSDefaultConnection()
typedef uint64_t CGSSpace;
typedef enum _CGSSpaceType {
kCGSSpaceUser,
kCGSSpaceFullscreen,