How to publish a message in SQS from SNS
Creating a AWS CloudFormation template to publish to a topic and send it to Amazon SQS queues
Andrés Canavesi
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May 10, 2021
A CloudFormation template example about how to create an SNS topic to publish a message in SQS in the AWS wolrd
Protect your social networks with two-factor authentication
See how to protect the most used social networks
Andrés Canavesi
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Apr 29, 2021
Nowadays a super complex password is not enough to avoid being hacked. In fact, most of the times your password is not guessed by brutal force (try until it works).
SFDX - Error authenticating with auth code due to: grant type not supported
Common error when authenticating from SFDX CLI
Andrés Canavesi
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Apr 27, 2021
Error authenticating with auth code due to: grant typw not supported.
This is most likely not an error with the Salesforce CLI. Please ensure all information is accurate and try again
How to setup Github Actions workflow lint
Configure a workflow to execute your linter when pushing code
Andrés Canavesi
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Apr 25, 2021
How to setup Github Actions workflow lint
How to download a Salesforce file from Node.js
A JavaScript snippet to download a Salesforce file using the Rest API
Andrés Canavesi
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Apr 20, 2021
Download a file from Salesforce using Node.js
How to download a file from Salesforce using Java Rest API
A Java snippet to download a Salesforce file through the Rest API
Andrés Canavesi
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Apr 20, 2021
Let say we want to download a file stored in Salesforce. We'll have to deal with ContentVersion
Detect record changes in a Lightning Component
Listen to events when a record changes outside your Lightning component
Andrés Canavesi
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Apr 16, 2021
Listening to changes in a Lightning Component from record changes
Download Salesforce metadata using SFDX
How to download Salesforce metadata to your local machine using SFDX CLI
Andrés Canavesi
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Feb 23, 2021
Download Salesforce metadata using SFDX
Salesforce - Mock callouts in Apex
How to use mockups to tests callouts in Apex
Andrés Canavesi
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Feb 19, 2021
Tests callouts in Apex
How to send a message to AWS SQS queue from Salesforce Apex class
Surprisingly, making a callout to put a message in AWS SQS queue is tricky in Apex
Andrés Canavesi
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Jan 31, 2021
How to post a message in an AWS SQS queue from an Apex class in Salesforce
Mock Axios with Jest
Mock request made by Axios using Jest in Node.js. Unit tests more unit
Andrés Canavesi
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Jan 31, 2021
Mock Axios with Jest using successful and error response
P2: the collaboration tool from WordPress
"Fewer emails. More progress." it's a good argument to test it.
Andrés Canavesi
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Sep 02, 2020
As communication moves increasingly online, staying organized can be a challenge. The way we work at WordPress.com is unique.
Mysql full text search (search related data)
Search related data in MySQL easily using Match and Against
Andrés Canavesi
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Sep 01, 2020
Search related data in Mysql it's pretty easy
Dealing with concurrency in Node.js
Yeap, race condition is present also in Node.js regardless the single thread Event Loop
Andrés Canavesi
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Aug 30, 2020
Even though the Event Loop is a single thread we have to take care of race condition since 99% of our code will run in a non main thread.
How to use a GitHub repository as a dependency in Node.js
Andrés Canavesi
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Aug 30, 2020
Sometimes you need a dependency that is not published as a regular package at npmjs.com
Do you really need a mobile app?
Andrés Canavesi
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Aug 30, 2020
I see lots of brands advertising "Hey, download our mobile app and…"
How to add a pie chart in Campaign’s record page in Salesforce
Add a cool chart in a record page easily. No code.
Andrés Canavesi
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Aug 30, 2020
What about if we add a component with a pie chart on the Campaign object’s record page?
Dealing with customers
Give feedback, provide updates. Put in your customer's shoes
Andrés Canavesi
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Aug 30, 2020
A post wrote by Jozsef Torsan that I would like to share here.
Salesforce client for an Apex RESTful web service
Expose a Rest service from an Apex class using RestResource annotation
Andrés Canavesi
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Aug 29, 2020
An example about how to consume a Salesforce api rest
Define environment variables in Tomcat
Andrés Canavesi
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Aug 29, 2020
Sometimes you want to change the behavior of your code without recompiling or deploying.
Detect if a string is a number with regex
Andrés Canavesi
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Aug 28, 2020
How to know if a string is a number in JavaScript using a regular expression
Clean up more than two spaces and new lines with regex
A simple JavaScript method that removes all newlines and multiple spaces from a given text
Andrés Canavesi
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Aug 28, 2020
A simple JavaScript method that removes all new lines and multiple spaces (including tab spaces) by a single space
Improve pg-promise stack traces
Andrés Canavesi
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Aug 27, 2020
When you execute a query with error, we get a pg-promise internal module-specific stack trace.
How to use node-cache to accelerate queries
Using node-cache package to cache heavy and frequent queries in Node.js
Andrés Canavesi
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Aug 25, 2020
Database access is usually expensive so you should optimize roundtrips as much as possible.
Search columns in Postgres
Andrés Canavesi
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Aug 25, 2020
A simple query to search columns in different schemas
pg-promise self signed certificate error in Postgres
To fix this issue you have to use the package with the following recommendations
Andrés Canavesi
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Aug 20, 2020
If you are using Node.js with some of these packages: pg-promise or pg probably you are facing this issue.
Install Postgres locally in MacOS
Install using Brew package manager
Andrés Canavesi
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Aug 18, 2020
How to install Postgres database in your MacOS local machine
Install and run Redis locally
How to configure Redis to run it in your local machine.
Andrés Canavesi
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Aug 18, 2020
How to install and run Redis in your local machine
Load stylesheets in background to increase page speed
Andrés Canavesi
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Aug 16, 2020
Optimize the page loading time by loading your style sheets in background.
Lazy load images with javascript
Increase page loading time by requesting your images in background
Andrés Canavesi
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Aug 12, 2020
Why should you load your images in a lazy way?
5 reasons to host your images on Cloudinary
Images and videos are everywhere. Leverage Cloudinary to manage them easily
Andrés Canavesi
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Aug 12, 2020
Image and video management are present in almost all of our projects. I would like to share my experience with this.
How to connect to a Redshift database from Node.js
See how to use pg-promise to connect to a AWS Redshift database
Andrés Canavesi
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Aug 11, 2020
A util piece of code to connect to a Redshift database
Bye bye FindBugs. Hello SpotBugs
Andrés Canavesi
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Aug 08, 2020
I used to use FindBugs plugin in my Java projects to detect and learn about issues and potential issues in my source code.
Cache implementation in Node.js
A custom cache implementation to show how Promises powerful are
Andrés Canavesi
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Aug 08, 2020
A cached value it’s dynamic data, expensive to calculate, that we make it constant during a period of time.
Get Visualforce usage stats from VisualforceAccessMetrics
How to know how frequently your Visualforce pages are accessed using VisualforceAccessMetrics
Andrés Canavesi
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Aug 08, 2020
If you want to know how frequently your Visualforce pages are accessed, you just have to run a simple query on VisualforceAccessMetrics
How to build a sitemap
Andrés Canavesi
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Aug 08, 2020
A sitemap is very important if you want to search engines discover and index your site properly.
Configure Prettier in your Node JS project
How to configure Prettier to format your code as It was written by only one developer
Andrés Canavesi
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Aug 08, 2020
Prettier is a code formatter that supports many languages and can be integrated with most of the editors
Delete all keys by a prefix in Redis cluster
Reset a cache implemented in Redis for some specific keys with a prefix
Andrés Canavesi
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Aug 04, 2020
Delete all the keys by a given prefix in a Redis cluster.
How to configure http auth basic in Node js and Express
Andrés Canavesi
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Aug 04, 2020
Let’s build a small site in Node.js using Express that will have one protected page
Full-text search in Node JS - search related data
Search related content using FlexSearch package for Node.js. See an implementation example with Express framewrok
Andrés Canavesi
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Aug 04, 2020
If you are building a website, e-commerce, a blog, etc., you will need a full-text search to find related content like Google does for every web page.
Better Queue in Node JS
Move heavy processing task to background with better-queue module in Node.js
Andrés Canavesi
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Aug 03, 2020
A good practice in software development is to delegate as much heavy work as possible to background jobs to avoid blocking the main execution of your application that can be a web app, mobile app, or desktop.
Optimizing Node JS code
Small actions that may generate big impact in your performance
Andrés Canavesi
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Aug 03, 2020
At different levels you might optimize your JavaScript code. Sometimes optimization is a matter of good practices such as avoid using logging in loops.
Customize styles highlight.js
Use your own styles to highlight source code
Andrés Canavesi
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Aug 02, 2020
Customize styles highlight.js
Hash text in Node.js
Hash a text using native crypto module in Node JS. No extra dependencies.
Andrés Canavesi
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Aug 02, 2020
Hash a string in Node.js without extra dependencies
5 reasons to choose WordPress as your content management tool
Popularity. Flexibility. SEO. Free and paid plans. Awesome editor
Andrés Canavesi
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Jul 31, 2020
As Engineer I installed WordPress many times, facing issues such as performance and security. When you host WordPress by your own...
Template of Java web and Heroku
Andrés Canavesi
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Jul 31, 2020
I’ve worked in several projects with Java, specially Java web using Tomcat as a web container and then Glassfish as application server.
Why I adopted Heroku
Heroku is a platform as a service (PaaS) acquired by Salesforce in 2011
Andrés Canavesi
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Jul 31, 2020
Heroku is a platform as a service (PaaS)
Upload big files to S3 using Node.js
Stream big files from disk and upload them to AWS S3 bucket using chunks
Andrés Canavesi
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Jul 29, 2020
Sometimes you need to upload a big file, let say bigger than 100MB. Stream from disk must be the approach to avoid loading the entire file into memory.
How to connect to a PostgreSQL database in Node.js
Connect to Postgres database in Node js using pg and parse-database-url packages
Andrés Canavesi
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Jul 28, 2020
A simple example about how to connect to a PostgreSQL database using Node.js
Compress a file in Node.js
Andrés Canavesi
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Jul 27, 2020
Zip a file in Node.js it's easy using zlib
How to configure HTTPS in Node.js
See how to setup a secure environment in our local machine to test HTTPS
Andrés Canavesi
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Jul 27, 2020
Sometimes we need to configure a secure environment locally to test how our application reacts to HTTPS.
Test Driven Development (TDD) in a nutshell
Andrés Canavesi
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Jul 24, 2020
Every project has somewhere in the src folder a file called utils.js, Utils.java, utils.py, etc....
Migrate sforce.connection.query to Lightning equivalent
Use Lightning Components to move your JavaScript buttons implemented for Classic
Andrés Canavesi
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Jun 18, 2020
As you probably know, JavaScript buttons are not supported in Lightning Experience (LEX). In particular, you can’t use REQUIRESCRIPT.
In this post, the idea is to show how to migrate a particular JavaScript button that uses sforce.connection.query sentence.
How to convert sforce.apex.execute to Lightning
Use a Lightning Component to make your JavaScript buttons work when your move to Lightning Experience
Andrés Canavesi
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Jun 18, 2020
Let’s see how to convert a Salesforce JavaScript button that uses sforce.apex.execute in to Lightning Experience.
The good news is you will reuse this code and the approach for all your similar buttons.
Migrate $User, $Profile, $Label and $Api to Lightning Components
Rollout to Lightning by migrating non-supported JavaScript buttons
Andrés Canavesi
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Jun 18, 2020
We can’t use $User, $Profile, $Label and $Api in Lightning. We need to implement a server-side solution.
How to build a sitemap xml in Node js using Express
Create a sitemap in Node and Express framework for Search Engine Optimization
Andrés Canavesi
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Jun 17, 2020
A good sitemap.xml will help you a lot in terms of SEO. It’s a nice starting point if you want to index your site. It’s just a standard XML file that search engines understand.
Redirect all requests from HTTP to HTTPS in Node.js and Express
How to redirect all non secure requests to HTTPS in Node.js and Express
Andrés Canavesi
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Jun 15, 2020
The first step will be to create a method to guess if the HTTP request comes from HTTP or HTTPS (secure or not secure). In some context like AWS or Heroku you will have to ask by the header x-forwarded-proto instead of req.secure.
