type StringBool = "true"|"false";
interface AnyNumber { prev?: any, isZero: StringBool };
interface PositiveNumber { prev: any, isZero: "false" };
type IsZero<TNumber extends AnyNumber> = TNumber["isZero"];
type Next<TNumber extends AnyNumber> = { prev: TNumber, isZero: "false" };
type Prev<TNumber extends PositiveNumber> = TNumber["prev"];
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# Pass the env-vars to MYCOMMAND | |
eval $(egrep -v '^#' .env | xargs) MYCOMMAND | |
# … or ... | |
# Export the vars in .env into your shell: | |
export $(egrep -v '^#' .env | xargs) |
Run each of the following lines, replacing yourdomain.com
and codehere
with your details:
now dns add yourdomain.com @ TXT google-site-verification=codehere
now dns add yourdomain.com @ MX ASPMX.L.GOOGLE.COM 1
now dns add yourdomain.com @ MX ALT1.ASPMX.L.GOOGLE.COM 5
now dns add yourdomain.com @ MX ALT2.ASPMX.L.GOOGLE.COM 5
now dns add yourdomain.com @ MX ALT3.ASPMX.L.GOOGLE.COM 10
now dns add yourdomain.com @ MX ALT4.ASPMX.L.GOOGLE.COM 10
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import mobx from "mobx" | |
import store from "store" | |
export default function(_this) { | |
let firstRun = true | |
// will run on change | |
mobx.autorun(() => { | |
// on load check if there's an existing store on localStorage and extend the store | |
if (firstRun) { |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
snippet pd | |
abbr preventDefault() | |
options word | |
preventDefault() | |
snippet render | |
abbr render() {...} | |
options head | |
render() { | |
return ( |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
alias weather='curl -s wttr.in | sed -n "1,7p"' |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/bin/bash | |
USER_NAME=$(who | grep tty$(sudo fgconsole) | cut -f1 -d' ') | |
USER_ID=$(id -u "$USER_NAME") | |
HDMI_STATUS=$(</sys/class/drm/card0/*HDMI*/status) | |
HDMI_CARD="pci-0000_00_03.0" | |
HDMI_PROFILE="hdmi-stereo-extra1" | |
INTERNAL_CARD="pci-0000_00_1b.0" |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
variable "aws_region" { | |
default = "eu-west-1" | |
} | |
variable "domain" { | |
default = "my_domain" | |
} | |
provider "aws" { | |
region = "${var.aws_region}" |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
const repl = require('repl'); | |
const babel = require('babel-core'); | |
function preprocess(input) { | |
const awaitMatcher = /^(?:\s*(?:(?:let|var|const)\s)?\s*([^=]+)=\s*|^\s*)(await\s[\s\S]*)/; | |
const asyncWrapper = (code, binder) => { | |
let assign = binder ? `global.${binder} = ` : ''; | |
return `(function(){ async function _wrap() { return ${assign}${code} } return _wrap();})()`; | |
}; |
Syntax: cat <filename> | jq -c '.[] | select( .<key> | contains("<value>"))'
Example: To get json record having _id equal 611
cat my.json | jq -c '.[] | select( ._id | contains(611))'
Remember: if JSON value has no double quotes (eg. for numeric) to do not supply in filter i.e. in contains(611)