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@sindresorhus
sindresorhus / esm-package.md
Last active May 8, 2024 10:22
Pure ESM package

Pure ESM package

The package that linked you here is now pure ESM. It cannot be require()'d from CommonJS.

This means you have the following choices:

  1. Use ESM yourself. (preferred)
    Use import foo from 'foo' instead of const foo = require('foo') to import the package. You also need to put "type": "module" in your package.json and more. Follow the below guide.
  2. If the package is used in an async context, you could use await import(…) from CommonJS instead of require(…).
  3. Stay on the existing version of the package until you can move to ESM.
@myshov
myshov / function_invocation.js
Last active January 21, 2024 15:14
11 Ways to Invoke a Function
console.log(1);
(_ => console.log(2))();
eval('console.log(3);');
console.log.call(null, 4);
console.log.apply(null, [5]);
new Function('console.log(6)')();
Reflect.apply(console.log, null, [7])
Reflect.construct(function(){console.log(8)}, []);
Function.prototype.apply.call(console.log, null, [9]);
Function.prototype.call.call(console.log, null, 10);
@maciekish
maciekish / resetXcode.sh
Created August 10, 2016 10:13
Reset Xcode. Clean, clear module cache, Derived Data and Xcode Caches. You can thank me later.
#!/bin/bash
killall Xcode
xcrun -k
xcodebuild -alltargets clean
rm -rf "$(getconf DARWIN_USER_CACHE_DIR)/org.llvm.clang/ModuleCache"
rm -rf "$(getconf DARWIN_USER_CACHE_DIR)/org.llvm.clang.$(whoami)/ModuleCache"
rm -rf ~/Library/Developer/Xcode/DerivedData/*
rm -rf ~/Library/Caches/com.apple.dt.Xcode/*
open /Applications/Xcode.app
@leommoore
leommoore / mongodb_3.2.x_replica_sets_on_aws_ec2.md
Last active March 15, 2022 22:28
MongoDB 3.2.x Replica Sets on AWS EC2

#MongoDB 3.2.x Replica Sets on AWS EC2 A MongoDB replica set provides a mechanism to allow for a reliable database services. The basic replica set consists of three servers, a primary, a secondary and an arbitrator. The primary and secondary both hold a copy of the data. The arbitrator is normally a low spec server which just monitors the other servers and help with the failover process. In production, there can be more than three servers.

To setup mongo as a replica set on Amazon Web Services EC2 you need to first setup a security group with ssh on port 22 and mongodb on port 27017. You then need to create three servers. Select Ubuntu 14.04 LTS x64 and a micro (or bigger depending on your database size, ideally you should have enough memory to match your database size) instance for the primary and secondary and a nano instance for the arbitrator.

##Adjust the File System on each Server The operating system by default will update the last access time on a file. In a high data throughput database application

@vasanthk
vasanthk / System Design.md
Last active May 8, 2024 14:00
System Design Cheatsheet

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?
@paulirish
paulirish / what-forces-layout.md
Last active May 6, 2024 07:54
What forces layout/reflow. The comprehensive list.

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics
  • elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
@abernardobr
abernardobr / Installing Graphics Magic
Created August 14, 2015 13:50
How to install Graphics Magick
## On Windows:
``http://www.graphicsmagick.org/INSTALL-windows.html``
## On the Mac:
``brew install graphicsmagick``
## On the Joyent box:
```
@tushar-borole
tushar-borole / traverse.js
Last active May 16, 2023 17:37 — forked from steinfletcher/traverse.js
Object tree traversal in javascript (with lodash)
var data = {
"name": "root",
"contents": [
{
"name": "A",
"contents": [
{
"name": "fileA1",
"contents": []
}
@jdnichollsc
jdnichollsc / Basic Structure
Last active February 17, 2018 03:06
Gulp Example with Ionic Framework
css/
----- ionic.app.css //Created using Gulp - Used for debugging
----- ionic.app.min.css //Created using Gulp
----- style.css
----- //More styles from libraries like tooltipster.css for example
img/
----- logo.png
----- icons/ //Example
---------- user1.png
---------- user2.png
@oshliaer
oshliaer / .en.md
Last active September 30, 2020 02:33
Create a Gmail draft with attachments via Google Apps Script #gas #gmail