- Inside store
state: {
count: 0
}
import { Kind } from 'graphql'; | |
function parseLiteral(value) { | |
return ast.kind === Kind.BOOLEAN ? ast.value : undefined; | |
} |
function parseValue(value) { | |
if (typeof value !== 'boolean') { | |
throw new TypeError( | |
`Boolean cannot represent a non boolean value: ${inspect(value)}`, | |
); | |
} | |
return value; | |
} |
function serializeBoolean(value) { | |
if (typeof value === 'boolean') { | |
return value; | |
} | |
if (isFinite(value)) { | |
return value !== 0; | |
} | |
throw new TypeError( | |
`Boolean cannot represent a non boolean value: ${inspect(value)}`, | |
); |
asciidoctor -d book -b docbook5 book.asciidoc -o output.docbook | |
pandoc -f docbook -t epub out.docbook -o book.epub |
const success = position => { | |
const { latitude, longitude } = position.coords; | |
console.log(`Your coordinates - ${latitude}lat and ${longitude}lng`); | |
}; | |
const error = err => { | |
console.log(err); | |
}; | |
getCurrentPosition(success, error); |
const getLocation = () => new Promise((resolve, reject) => { | |
const success = position => resolve(position); | |
const error = error => reject(error); | |
navigator.geolocation.getCurrentPosition(success, error); | |
}) | |
try { | |
const position = await getLocation(); | |
console.log(position); |
# set NODE_ENV | |
export NODE_ENV=production | |
# get NODE_ENV | |
echo $NODE_ENV |
// to set/create variable use export | |
export NODE_ENV=development | |
// to get variable use echo and $ prefix | |
echo $NODE_ENV | |
// will return 'development' |