Tag: tricks
All the articles with the tag "tricks".
The mystery of no flash session variables in Express + Passport auth
Recently I started an application using NodeJS with ExpressJS framework and decided to use passport for authenticate the users. As many other times I wanted to use flash messages so, when user…
Reading/writing compressed and not compressed files in Java
Main reason for this post is trying don't repeat yourself (DRY) because, often, I fall in the recursive need to read and write compressed and not compressed files (mainly JSON and CSV).
Why OpenLayers3 does not render my GeoJSON?
OpenLayers3 offers the ol.source.GeoJSON class that allows to read data from a GeoJSON source (an URL, a JavaScript object or a text string).
Leaflet and how avoid map panning on mouseout
A couple of days ago , a friend asked this simple question in a Spanish forum. The scenario is simple, you have a map and when dragging it you would like to stop the action when the mouse goes beyond…