Alex Regan alexsasharegan
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| package main | |
| import ( | |
| "bufio" | |
| "bytes" | |
| "flag" | |
| "fmt" | |
| "log" | |
| "os" | |
| "os/exec" |
alexsasharegan
/ recovery.sh
Created
February 10, 2020 16:36
System76 recovery script for nvidia errors.
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| sudo cryptsetup luksOpen /dev/nvme0n1p3 cryptdata | |
| sudo lvscan | |
| sudo vgchange -ay | |
| sudo mount /dev/mapper/data-root /mnt | |
| sudo mount /dev/nvme0n1p1 /mnt/boot/efi | |
| for i in /dev /dev/pts /proc /sys /run; do sudo mount -B $i /mnt$i; done | |
| sudo cp /etc/resolv.conf /mnt/etc/ | |
| sudo chroot /mnt |
alexsasharegan
/ WrappedError.ts
Created
January 3, 2020 17:51
Wrap errors using a linked list. Error burritos 🌯
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| export class WrappedError<ErrKind = any> extends Error implements Iterable<WrappedError | ErrKind> { | |
| previous: ErrKind | null = null; | |
| guid: Guid; | |
| constructor(message: string, previous?: ErrKind) { | |
| super(message); | |
| // We update the error's name to distinguish it from the base Error. | |
| this.name = this.constructor.name; | |
| this.guid = `<${this.name}:empty>`; | |
| // We add our reference to the original error value (if provided). |
alexsasharegan
/ Exclude-Include-Members.d.ts
Created
July 18, 2019 23:38
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| /** | |
| * Creates a mapped type from the `Subject` | |
| * that excludes all members with types | |
| * that extend the `ExcludeType`. | |
| */ | |
| type ExcludeBy<Subject, ExcludeType> = { | |
| [P in { | |
| [K in keyof Subject]: Subject[K] extends ExcludeType ? never : K | |
| }[keyof Subject]]: Subject[P] | |
| }; |
alexsasharegan
/ xrandr.log
Created
June 28, 2019 17:08
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| Screen 0: minimum 8 x 8, current 5760 x 2160, maximum 32767 x 32767 | |
| HDMI-0 disconnected (normal left inverted right x axis y axis) | |
| DP-0 disconnected (normal left inverted right x axis y axis) | |
| DP-1 disconnected (normal left inverted right x axis y axis) | |
| DP-2 connected primary 3840x2160+0+0 (normal left inverted right x axis y axis) 597mm x 336mm | |
| 3840x2160 60.00*+ 29.98 | |
| 2560x1440 59.95 | |
| 1920x1200 59.88 | |
| 1920x1080 60.00 59.94 50.00 23.98 | |
| 1680x1050 59.95 |
alexsasharegan
/ idleMap.ts
Created
June 3, 2019 18:39
Schedule multiple promise-based tasks on idle browser time.
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| port async function idleMap<Item, Output>( | |
| iterable: Iterable<Item>, | |
| op: (item: Item) => Promise<Output> | |
| ): Promise<Output[]> { | |
| return new Promise((resolve) => { | |
| let iter = iterable[Symbol.iterator](); | |
| let buf: Output[] = []; | |
| async function process(deadline: RequestIdleCallbackDeadline) { | |
| do { |
alexsasharegan
/ intersection-support.js
Last active
May 16, 2019 22:38
Adds a window global for IntersectionObserver support at `Symbol.for("@@support.IntersectionObserver")`.
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| window[Symbol.for("@@support.IntersectionObserver")] = (function(w, k) { | |
| let y = k.io in w && k.en in w && k.ra in w[k.en][k.pr]; | |
| if (!y) { | |
| return false; | |
| } | |
| if (!(k.ix in w[k.en][k.pr])) { | |
| Object.defineProperty(w[k.en][k.pr], k.ix, { | |
| get() { | |
| return this[k.ra] > 0; | |
| }, |
alexsasharegan
/ change-events.html
Last active
December 11, 2018 16:17
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0" /> | |
| <meta http-equiv="X-UA-Compatible" content="ie=edge" /> | |
| <title>Change Event</title> | |
| <style> | |
| body { |
alexsasharegan
/ margin.css
Last active
December 9, 2018 00:20
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| :root { | |
| --base-unit: 1rem; | |
| --margin: var(--base-unit); | |
| } | |
| .m { | |
| margin-top: var(--margin-top, var(--margin-y, var(--margin))); | |
| margin-right: var(--margin-right, var(--margin-x, var(--margin))); | |
| margin-bottom: var(--margin-bottom, var(--margin-y, var(--margin))); | |
| margin-left: var(--margin-left, var(--margin-x, var(--margin))); |
alexsasharegan
/ Bits.js
Last active
December 8, 2018 01:22
Bitwise manipulations wrapped in a class with semantically meaningful methods.
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| export class Bits { | |
| static get Nil() { | |
| return 0; | |
| } | |
| static get All() { | |
| // Flip the sign bit out of all bits engaged. | |
| return ~0 ^ (1 << 31); | |
| } |
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