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An Initial CI/CD Pipeline

May 24, 2018Category: IT
Release-based deployments are sort of nice in the sense that you plan, draw a line, prepare stuff and release one or more components at the same time. It however stalls feature deployments a lot (e.g. a nice feature can be implemented in say a day but the release is sheduled in a month). It also…

Copy Files From B to C via A with SSH

May 24, 2018Category: IT
The other day I had an interesting situation to solve: I have some data on machine B and I want it copied on machine C . However, machines B and C have no direct connection ( known_hosts ), but machine A can connect to B and C without password. It is obvious that one needs to use…

Run Restricted Groovy API in Jenkins

March 16, 2018Categories: IT, Tutorial
The more recent versions of Jenkins have improved on security. Unfortunately, a side-effect is that scripts which were running before would fail now. An example is: ... which would list the projects defined in Jenkins. Fortunately, you can have access to theis API via the In-process Script Approval…

Fix Missing In-process Script Approval in Jenkins

March 16, 2018Categories: IT, Tutorial
Normally, when you have a script or a method to be approved, you should see the In-process Script Approval entry in your Jenkins' configuration: Unfortunately, the In-process Script Approval entry in Jenkins' configuration is not always shown, even though we have items to be approved. I found…

Bulk Change the Date on Photos

March 13, 2018Categories: Random, Tutorial
I've got a new camera and I forgot to update the date. Consequently, the first photos are taken on 01/01/2017 instead of 04/03/2018. Given that more than 100 photos were taken, it would be a pain to change them one by one. So, here are the steps I did update the date: Download exiv2 . Just search…

Fix Jenkins Ignored Plugin "Check Now"

March 13, 2018Categories: IT, Tutorial
TL;DR: Check if a browser extension is blocking your request when you click Check Now While playing more with jenkins, I've encountered an error while requesting Check Now for plugin updates: it seemed that my request got ignored. I've tried different URLs (with and without HTTPS, stable or not…

Fade colors in Corona using Transitions

March 11, 2018Categories: Software, Tutorial
Corona provides transitions. According to this post , a transitionTo(...) would suffice: The user can also cancel the transition if needed (which is waht I would need to do later in the code). In case you're into custom stuff and the easing functions are not enough, you can create your own . A…

Fade Colors on a Polygon using the Game Loop

March 11, 2018Categories: Software, Tutorial
One of the features I need to implement is to smoothly change the fill/stroke color of a polygon, like this: A manual approach In order to better understand the mechanics, I built my own fading PoC. First, one would need to build the polygon: In this particular case, I have a text field and a…

Antialias a Polygon with Corona SDK

February 27, 2018Categories: Software, Tutorial
The other day I figured I needed to draw a polygon in Corona SDK . With display.newPolygon(...), the job is extremely easy and a result like (apologies for the JPEG artefacts): It is obvious that in non retina cases, one can see the aliasing of the polygon's edges. Hence I've thought and searched…

Update Jenkins on Ubuntu

February 16, 2018Categories: IT, Tutorial
I've got an installation of Jenkins on a Ubuntu 14.04.5 LTS which I needed to update. In order to do so I did the following: Download the new version (2.107 at the moment of writing this post). In /home/user/backup/ execute: Backup the old version (Jenkins war is installed in /usr/share…
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