View log-transport-file.ts
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 winston from 'winston'; | |
const logger = winston.createLogger({ | |
level: 'info', | |
format: winston.format.json(), | |
transports: [ | |
new winston.transports.File({ filename: 'stdout.log' }) | |
] | |
}); |
View log-change-level-dynamically.ts
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
// log setup | |
import winston from 'winston'; | |
const transports = { | |
console: new winston.transports.Console({ level: 'warn' }), | |
}; | |
const logger = winston.createLogger({ | |
transports: [transports.console, transports.file] | |
}); |
View log-exception-trow-function.ts
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 logger from '../logSetup'; | |
processLoan(id: number, userId: number) { | |
try { | |
getLoanDeatilsById() | |
} catch(error) { | |
log.error(`Failed to do getLoanDetails with id ${id} hence throwing error`, error); | |
// good example: provide what failed, and how you are handling. | |
// e.g here on fail I am throwing | |
throw error; |
View log-error-function.ts
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 logger from '../logSetup'; | |
processLoan(id: number, userId: number) { | |
try { | |
getLoanDeatilsById() | |
} catch(error) { | |
log.error(`Failed to do getLoanDetails with id ${id}, ignoring it and trying to getLoanDetailsByUserId`, error); | |
// good example: provide what failed, and how you are handling. | |
// e.g here on fail I am trying to call other function | |
getLoanDetailsByUserId(); |
View log-stateless-function.ts
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 logger from '../logSetup'; | |
createUser() { | |
logger.debug(">>>> Entering createUser"); | |
// ... process | |
logger.debug("Saving user loan {}", userInfoRepository.save(userInfo)) // don't do this | |
return true; |
View log-exception-function.ts
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 logger from '../logSetup'; | |
processLoan(...) { | |
logger.debug(">>>> Entering processLoan()"); | |
// ... process | |
logger.debug(`Processing user loan with id ${userService.getUser().getId()}`); | |
// this might throw error, when getUser returns undefined | |
View log-entry-function.ts
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 logger from '../logSetup'; | |
getInstallment(month: number, count: number ): number { | |
logger.debug(`>>>> Entering getInstallment(month = ${month}, count= ${count}`); | |
// process | |
const installment: number = 3; | |
log.debug('<<<< Exiting getIntallment()'); | |
return installment; |
View example.js
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
const GeoJSON = require('./geojson'); | |
const data = [ | |
{ name: 'Location A', category: 'Store', street: 'Market', lat: 39.984, lng: -75.343 }, | |
{ name: 'Location B', category: 'House', street: 'Broad', lat: 39.284, lng: -75.833 }, | |
{ name: 'Location C', category: 'Office', street: 'South', lat: 39.123, lng: -74.534 } | |
]; | |
console.log(GeoJSON.parse(data, {Point: ['lat', 'lng']})); |
View docker-tag
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
# !/bin/sh | |
docker tag helloworld:latest yourorg/helloworld:$SHA1 | |
docker tag helloworld:latest yourorg/helloworld:$BRANCH_NAME | |
docker tag helloworld:latest yourorg/build_$BUILD_NUM |
View docker-nodeApp-secure
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
FROM node:8 | |
RUN groupadd -r nodejs && useradd -m -r -g -s /bin/bash nodejs nodejs | |
USER nodejs | |
WORKDIR /home/nodejs/app | |
COPY package.json . | |
RUN npm install --production |
NewerOlder