Guileas Blog

5 posts

Jun 28, 20243 min read
MongoDB: Join and Format Array of Data
Aggregation pipeline
Jun 12, 20241 min read
MongoDB - Prevent duplication in your arrays
$push vs $addToSet
Jun 6, 20243 min read
Angular - Custom Structural Directives
Angular concept AKA ngIf
May 11, 20241 min read
Deno Mysql - Query VS Execute
What's the difference between them?
May 8, 20241 min read
Mongoose - Add a unique index on an existing collection
The "sparse" option