In the street with my laptop

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16.07.19   Web/DB   Animal database search function extended and further data added.

14.07.19   Free Pascal   New biology simulation available in the Lazarus/Free Pascal GUI applications section: Predator-prey population growth, based on the Lotka-Volterra model.

  Web/DB   New pictures added to my Animal database application: Carnivore fotoalbum (145 species).

10.07.19   Web/DB   New functionality added to my Animal database application: Snakes picture quiz.

09.07.19   Free Pascal   New version of my Linear equations in 1, 2 or 3 variables Lazarus/Free Pascal commandline program available, now also displaying the values of the different determinants.

05.07.19   Web/DB   Further data added to my Animal database application.

30.06.19   Web/DB   New functionality added to my Animal database application: Snakes foto album.

29.06.19   Free Pascal   A further maths trainer (exercise generator) available in the Lazarus/Free Pascal GUI applications section: Basic complex numbers arithmetic.

25.06.19   Homeless   Maybe the end of my website (and of everything I believed in) is near. But not without trying to continue to fight. New text in the Experiences and reflexions section: Description of my actual situation, as a result of more and more hateful insults and threats by a "group of local people": An idyllic place, that is far away from being one!

19.06.19   Web/DB   Animal database application: Corrections and additions. New animals added to the list.

18.06.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download. A real time game with numbers: Drop the orbs.

14.06.19   Web/DB   New functionality added to my Animal database application: A systematics quiz, with the animals currently in the list.

11.06.19   Free Pascal   Lots of my programs are educational applications, intended to help pupils and students to test their knowledge, in particular in maths, science and languages. The new one, available in the Lazarus/Free Pascal GUI applications section, may be useful for pre-primary-school children to learn the alphabet (English letters).

09.06.19   Web/DB   Some further data added to my Animal database application.

05.06.19   Homeless   New text in the Society and social system section: My view of the social offices in Luxembourg: Basic principle: The more you profit, the more rights you have!

04.06.19   Free Pascal   A new version (with card dealing as is done in real game) of my 2-players Blackjack cardgame available in the Lazarus/Free Pascal GUI applications section.

31.05.19   Web/DB   If you don't know how it feels to be hated and treated as rubbish just because you are different, you never had to do with the typical old people in this country. Finally not astonishing that more and more adolescents pass more time building their joints than looking at their schoolbooks... Heavier and heavier to keep whatever faith and finding the force and the will to continue with my site. Nothing done but added some new animals to my Animal database application.

23.05.19   Web/DB   New animals added to my Animal database application.

20.05.19   Free Pascal   More and more problems with young people, using my squat as place to smoke their drugs. Aggressed with firecrackers one of the last nights... And nothing better to do than publish a new physics trainer Lazarus/Free Pascal GUI application: a beginners level fluid mechanics exercise generator.

14.05.19   Web/DB   New animals added to my Animal database application.

09.05.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download:. A simple puzzle game: Word-search puzzle.

04.05.19   Homeless   New text (in French) in the Articles section of my Homeless site: "And if God existed nevertheless..."

02.05.19   Web/DB   My AnimalDB web and database application is online! Rudimentary, with limited functionality and only a few animals ready, but the start has been done and, personally, I find that it really looks great... Direct web adress: http://www.streetinfo.lu/animaldb/.

25.04.19   Homeless   Restarted with the development of the "Homeless life in Luxembourg" site. New text in the Society and social system section: "Kontakt 28" - a light in the darkness.

20.04.19   Computing   Heavily occupied actually with restarting (locally) with my "AnimalDB" web application, found the time for an article concerning Avast Free Antivirus update problems. Published in the Computer basics: System and Security section, it may also be seen as a tutorial how to uninstall programs on a MS Windows machine.

10.04.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download:. A simple arithmetic game: Euro coins calculations.

04.04.19   Free Pascal   New Lazarus/Free Pascal GUI application ready. French grammar: Conjugation of the verbs in -re. Also, a new version (with some minor issue fixes) of my "Conjugation of French verbs in -er" application.

29.03.19   Free Pascal   Published a rather long description concerning the connection to MySQL using Lazarus / Free Pascal in the Lazarus/Free Pascal project section of the site. Information includes details concerning the connection using a TMySQLxyConnection object, as well as concerning connection with ODBC (on MS Windows).

26.03.19   Free Pascal   Must be great to live in a country, where there is someone, who protects the people, who work or have worked there, against those drug-kids without any respect! Just an illusion in Luxembourg 2019! Trying not to loose faith and to continue to write programs. New Lazarus/Free Pascal GUI application ready. Another maths trainer: Logarithm equations.

20.03.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download. A simple physics simulation: Elasic and inelastic collisions.

17.03.19   Web/DB   Insulted, robbed and beaten by Arab drug dealers in Luxembourg-City, now chased off the place in the north of the country, where I thought having finally found a home by the drug kids of the school nearby. No idea why drugs are so important for this country, that people, who work or have worked here, must accept to let terrorize themthelves by those, who sell or consume grass, marihuana or cocaine. Passing the whole week outside in the rain, waiting that school is over and that I can return to my squat, something between impossibly difficult and really impossible not to entirely loose hope and getting more and more tired and ill. Wanting to die on one side and trying to continue to fight on the other, written a new Web and database application, entirely coded in JavaScript: HTML color picker. The description and download files not yet available, the application itself is accessible since this afternoon on my site ... and personally I find that it's really not bad!

09.03.19   Science   There is no particular place on my site previewed for publishing science related documents; I finally decided to do them in the Computer basics: Science and Education section. What's even not so wrong: First, these texts relate to stuff, I wrote programs about and second, they contain information on how to use computers in order to automate the solution of the scientific problem described. First such document available: Linear, quadratic and cubic equations in one variable.

07.03.19   Free Pascal   New mathematics Lazarus/Free Pascal commandline program available for download: Cubic equations in 1 variable.

03.03.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download: Morse code converter and trainer.

28.02.19   Free Pascal   And another mathematics game available for download in the Lazarus/Free Pascal GUI applications section: Find numbers with a given divider (2-player version).

26.02.19   Computing   New tutorial published in the Computer basics: Home and Office section: Cropping and resizing images with IrfanView.

22.02.19   Free Pascal   New mathematics game available for download in the Lazarus/Free Pascal GUI applications section: Find numbers with a given divider.

18.02.19   Free Pascal   After basic operations with positive numbers, fractions and negative numbers, a 4th arithmetic exercise generator available for download in the Lazarus/Free Pascal GUI applications section: Maths trainer: Percentages.

09.02.19   Homeless   Development of the Homeless life in Luxembourg site abandoned...

07.02.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download: Conversion and knowledge test of roman numerals.

05.02.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download: English grammar trainer: Base tenses of regular and irregular verbs.

02.02.19   Homeless   New text in the Experiences and reflexions part of my homeless site: Description of my actual situation, more and more realising that it's nothing but an illusion to ever find a place, where I'll be respected by adolescents and immigrants.

28.01.19   Free Pascal   New electronics related Lazarus/Free Pascal GUI application available for download: an RLC circuits exercise generator.

24.01.19   Web/DB   Continuing with my "website visits count" applications: Perl scripts to display the "sections visits percentages chart" uploaded; a detailed description of the scripts published in Web and database applications.

20.01.19   Free Pascal   New Lazarus/Free Pascal GUI application available for download: a simple game, whose aim is to find the differently colored circle in two grids otherwise identical.

14.01.19   Computing   A further point of my "Some general guidelines for safe computer usage" document (4. Network and anti-malware protection) published in the Computer basics: System and security section.

10.01.19   Free Pascal   New chemistry related Lazarus/Free Pascal GUI application published: Graphical representation of the atomic structure.

08.01.19   Homeless   New text in the Experiences and reflexions part of my homeless site: Description of the regrets and doubts that I experienced during the end of year fêtes.

06.01.19   Free Pascal   The first Lazarus/Free Pascal GUI application for 2019 available for download: A simple currency converter, including update of the currency rates from the Internet.

30.12.18   Computing   In the Computer basics: System and security section, started a detailed documentation entitled "Some general guidelines for safe computer usage". Done so far: 1. Shutting down your computer. 2. Disconnecting removable devices. 3. Protecting access to your computer.

29.12.18   Free Pascal   New mathematics Lazarus/Free Pascal commandline program available for download: Geometry in the plane: Parallel lines and lines intersection.

28.12.18   Web/DB   A detailed description of my "monthly site visits charts" Web and database application published.

24.12.18   Homeless   New text in the Articles part of my homeless site: "Schaffen a schaffen – dat sinn zwee Puer Schong" (Working and working - that's two pairs of shoes).

  Free Pascal   A simple complex numbers calculator (allowing to perform basic arithmetic operations with complexes) available as Lazarus/Free Pascal GUI application.

21.12.18   General   Thanks to the kindness of the HelioHost admin, who installed the "Chart" module into their Perl distribution, I now have the possibility to run my "visits count graphs" appliations: Simple Perl scripts, reading the visits counts for the different sections of my site from the MySQL database and displaying them as charts. Publication of the script details, including all code as downloadable .zip files, for soon...

18.12.18   Free Pascal   New mathematics Lazarus/Free Pascal commandline program available for download: Geometry in the plane: Line passing through 2 points.

14.12.18   Free Pascal   New Lazarus/Free Pascal GUI application published: Chemistry exercise generator: Electronic structure of atoms and ions.

11.12.18   Free Pascal   New Lazarus/Free Pascal GUI application published: French grammar exercise generator: The sequence of tenses.

04.12.18   Free Pascal   New Lazarus/Free Pascal GUI application published: a "Guess the word" game for 2 players, with construction of a "gallows" in case of wrong guess attempts and user-defined word lists.

02.12.18   Free Pascal   New Lazarus/Free Pascal GUI application available for download: a further biology simulation, based on the Monod model: Bacteria growth in the chemostat.

30.11.18   Homeless   New text in the Society and social system part of my homeless site: The "Stëmm vun der Strooss" at Esch/Alzette.

24.11.18   Free Pascal   New Lazarus/Free Pascal GUI application available for download: Maths game: Addition of fractions. Intended for primary school pupils.

18.11.18   Free Pascal   Published a detailed description concerning the installation of Lazarus / Free Pascal in the Lazarus/Free Pascal project section of my website. Information is given as well as for MS Windows (including the installation of different versions on the same machine, using the "secondary install" feature of the Lazarus setup program) as for Linux (describing how to use AptGet to install Lazarus on Ubuntu).

16.11.18   Free Pascal   New language trainer Lazarus/Free Pascal GUI application available for download: Luxembourgish verbs: participle conjugation. Also uploaded a corrected version of the "Luxembourgish verbs: present time conjugation" application.

08.11.18   Free Pascal   What is the sense to continue writing computer programs, if your life is nothing more left than emptiness and despair? Killing those endless lasting days and nights, I would guess... New physics related Lazarus/Free Pascal GUI application uploaded: graphical simulation of a weight on an incline.

03.11.18   Free Pascal   New language related Lazarus/Free Pascal GUI application uploaded: Basic arithmetic with numbers in luxembourgish.

31.10.18   Free Pascal   New language trainer Lazarus/Free Pascal GUI application uploaded: Luxembourgish verbs conjugation: present tense (Indikativ Präsens).

16.10.18   Homeless   Development of the "homeless" site stopped. A last article published in the Human dignity section.

12.10.18   Web/DB   No more possible to continue with my Luxembourgish online course. Project removed from the site...

05.10.18   Web/DB   Lesson 9 of my Luxembourgish online course published.

03.10.18   Web/DB   Lesson 8 and exercise 6 (Declension of adjectives) of my Luxembourgish online course published. Please note that lesson 7 (a revision lesson) is not yet available...

30.09.18   Free Pascal   New maths trainer Lazarus/Free Pascal GUI application uploaded: Measurement units conversion exercise generator (GUI in German).

26.09.18   Computing   In the Computer basics: System and security section a new text available: a detailed tutorial about Creating archives on MS Windows (.zip and .7z, using 7-Zip and .cab.exe using the IExpress utility).

25.09.18   Web/DB   Exercise 5 (plural of nouns) of my Luxembourgish online course published.

24.09.18   Web/DB   Several mistakes corrected, lesson 5 and the major part of lesson 6 of my Luxembourgish online course published. With exercise 2a (Declension of nouns with their articles), the third interactive exercise now available

21.09.18   Free Pascal   New maths trainer Lazarus/Free Pascal GUI application uploaded: Multiplication tables exercise generator (GUI in Luxembourgish).

20.09.18   Web/DB   Lesson 4 of my Luxembourgish online course published. Also available now: the exercies for lesson 1 (conjugation of "to be" and "to have") and 3 (conjugation of verbs with regular an modified "present tense" and "imperative").

16.09.18   Web/DB   The complete description of my "site visits count" Web and database application (visits count script, 7 days counts and monthly statistics) now published.

14.09.18   Web/DB   Lesson 2 and lesson 3 (except the word list) of my Luxembourgish online course published. The theoretical initiation to pronunciation, orthography and grammar as well as the exercices for the first 3 lessons are not yet available!

11.09.18   Computing   A third text published in the Computer basics: Home and Office section: "Installing a Luxembourgish spellchecker in LibreOffice".

10.09.18   Web/DB   Started with a new and ambitious web and database project: The publication of a Luxembourgish online course. Seen in relationship with the linguistic situation in my country, it's all in French. Translation to other languages would be nice, but from the point of vue time, that is simply impossible. It's just at its beginnings and it will take before it will really be usable. To get a first impression, take a look at lesson 1 (leçon 1). The text/grammar part is ready and the way that all following lessons will be. I hope to publish the theoretical initiation to pronunciation, orthography and grammar as well as the first exercices during the coming weeks.

06.09.18   Web/DB   Web and database applications: First part of the description of my "site visits count" appliation published: the visits count script itself. The description of the counts display scripts and the download files will follow soon...

05.09.18   Free Pascal   New biochemistry related Lazarus/Free Pascal GUI application uploaded: Protein analysis: amino acids statistics (table data and charts display for counts by number or by the groups defined within the various classifications).

31.08.18   General   (Re)installed my "site visits count" appliation: Primarily a PHP script and a MySQL database allowing to count the number of visits at the top level parts of www.streetinfo.lu and two other scripts that may be used to display the counts for the last 7 days resp. during the current month. I'll publish a detailed description of the application, including the full code (PHP and SQL), during the next days.

29.08.18   Free Pascal   New Lazarus/Free Pascal GUI application uploaded: Language trainer (exercise generator), concerning the Latin declensions.

26.08.18   General   Finally it has become a reality: www.streetinfo.lu: my own .lu domain! Big thanks to the one, who made this possible! With the new domain name, a "graphical" sitemap, that I realized myself, all manually, just HTML and CSS...

23.08.18   Free Pascal   New Lazarus/Free Pascal GUI application uploaded: "Mirrors" - a logic game (based on an idea I had in 2003).

21.08.18   Web/DB   5th part of my "web development environment" document published in the Web and Database development section: Installation of Strawberry Perl on MS Windows, including a detailed description of how to use the freeware Komodo Edit as Perl editor (running command line and CGI scripts; using pod2html to display context help on Perl buildin functions and Perl modules).

18.08.18   Free Pascal   New biology related Lazarus/Free Pascal GUI application uploaded: extended Monod model (simulation) of bacterial growth on 2 substrates.

16.08.18   Computing   Two texts published in the Computer basics: Home and Office section: "Installing offline help in LibreOffice" and "Using external subtitles in VLC Player".

13.08.18   Free Pascal   New chemistry related Lazarus/Free Pascal GUI application uploaded: stoichiometry exercise generator: Balancing chemical equations.

10.08.18   Free Pascal   New physics related Lazarus/Free Pascal GUI application uploaded: Geometrical optics: mirror and lens ray tracing.

03.08.18   Free Pascal   New physics related Lazarus/Free Pascal GUI application uploaded: Simple graphical simulation of a plane in the wind (kinematics: addition of 2 velocities problem).

01.08.18   Homeless   After my text about the "Stëmm vun der Strooss", another one in the Society and social system part of my homeless site: "Streetwork Uewerstad" - conclusions after 1 year.

    Web/DB   4th part of my "web development environment" document published in the Web and Database development section: Installation of phpMyAdmin on MS Windows.

29.07.18   Free Pascal   Two new Lazarus/Free Pascal GUI applications uploaded. Biology: bacteria growth on 1 substrate; arithmetic game for primary school pupils: magic square.

25.07.18   Web/DB   3rd part of my "web development environment" document published in the Web and Database development section: Installation of MySQL on MS Windows.

20.07.18   Free Pascal   New education related Lazarus/Free Pascal GUI application uploaded: conjugation of the French verbs in -er.

17.07.18   Web/DB   Continued with the Web and Database development section: Added a description of the installation of PHP for Apache on MS Windows.

14.07.18   Free Pascal   New maths trainer Lazarus/Free Pascal GUI application uploaded: calculation of volume and surface area of geometrical solids.

09.07.18   Web/DB   Published the first document in the Web and Database development section: A detailed description of the installation of the Apache webserver on MS Windows.

05.07.18   Free Pascal   New Genetics related Lazarus/Free Pascal commandline program: Hardy-Weinberg Law published.

03.07.18   Free Pascal   Two new scientific Lazarus/Free Pascal GUI applications uploaded. Electronics: transistor-based multivibrators and medicine: lung capacities calculation.

28.06.18   Free Pascal   New Lazarus/Free Pascal GUI application (written yesterday) uploaded: A 1- or 2-player bird quiz, including 120 bird pictures and a slideshow. Bird names, as the GUI itself, are in German.

26.06.18   Free Pascal   My remaining Lazarus/Free Pascal GUI applications uploaded, including 2 physics programs, that I wrote during this month: a graphical animation of the planetary orbits and a simulation of the trajectory taken by a canonball.

21.06.18   Web/DB   Web and database applications: Detailed description of my PHP directory listing application published.

19.06.18   Free Pascal   5 further Lazarus/Free Pascal GUI applications uploaded.

16.06.18   General   My PHP directory listing application uploaded. Actually used to list the content of the Lazarus/Free Pascal download folders. I'll publish a detailed description of this application, including all related source code during the next days.

15.06.18   Free Pascal   10 further Lazarus/Free Pascal GUI applications uploaded, among them a molecular weight calculator that may also be directly used with DNA, RNA and protein FASTA files and a graphical implementation of my old Snake game.

13.06.18   Free Pascal   5 further Lazarus/Free Pascal GUI applications, including my very last creation (a number game inspired by the French TV gameshow "Des chiffres et des lettres", with GUI in Luxembourgish), available for download.

12.06.18   Free Pascal   My 8 mathematics related Lazarus/Free Pascal GUI applications, with description, screenshots and download links for the executables and the source code, available online again.

09.06.18   Free Pascal   All my Lazarus/Free Pascal commandline programs online again, all with program description, screenshots and download links for the executables as well as the source code.

08.06.18   Homeless   First day after the webserver crash that my "Street life in Luxembourg" site is online again. In addition to all the texts already published before, I started with the Society and social system part: A longer very personnel view of the so-called "Stëmm vun der Strooss" (Voice of the street).

07.06.18   General   Due to the kindness of a gentle and friendly man, I had the chance to get an account on the HelioHost "Tommy" server. I made the decision to restart my "In the street with a laptop" website with a new domain name: http://www.streetinfo.heliohost.org.

May 2018   General   Crash of the "Johnny" server and the need to entirely rebuild it. My website down for over a month. In a mood fluctuating between resignation and new hope, I continued to develop Lazarus/Free Pascal programs and writing homeless related articles.

Dec 2017   General   Creation of an account on the HelioHost test server "Johnny" and started the "In the street with my laptop" website with URL www.allu62.heliohost.org, containing informatics related stuff (in particular my Lazarus/Free Pascal applications) as well as information concerning the homeless people in Luxembourg.