With the release of J 7.01 Jsoftware "deprecated" COM. J 6.02 can run as a COM automation server but J 7.01 cannot.3 Throwing COM under the bus is hardly radical. Microsoft, COM's creator, has been holding COM's head underwater for years. Many .Net programmers cringe when they hear the word "COM" and the greater nonwindows1 … Continue reading JHS meets MathJax
Tag: J
Semi-Literate JOD
Click to view jodliterate.pdf Despite seven decades of programming experience documenting software remains a challenge. There are many reasons for this sorry state of affairs with the most important being that programmers simply do not agree on the need for documentation. As pathetic as this sounds it's not without merit. It all depends on what … Continue reading Semi-Literate JOD
Pandoc based J Syntax Highlighting
John MacFarlane's excellent command line utility Pandoc is a Haskell program that converts to and from various text markup languages. Pandoc's help option lists its supported input and output formats. The following examples are Linux bash shell commands. Windows shell commands are identical. $ pandoc --help pandoc [OPTIONS] [FILES] Input formats: native, json, markdown, markdown+lhs, … Continue reading Pandoc based J Syntax Highlighting
Writing Portable J addons
On July 24, 2012 I gave a short talk, Writing Portable J addons, at the 2012 J Conference in Toronto Ontario. I try to avoid “death by PowerPoint” with my presentations. Take a peek at the following and see if I succeeded. Click for Portable addons
Mac JOD
JOD now runs on the Mac The J addon JOD now runs on Macs. You can update JOD, or install it for the first time, with JAL. JOD now runs on all the major J hosts: Windows, Linux and the Mac. To keep track of host specific features I have started a series of version … Continue reading Mac JOD
Turn your iPhone into a jPhone
Jsoftware recently released a free J app for the iPhone. Search for “jsoftware” in Apple’s app store and you will land right on it. There are many excellent free iPhone apps, I have half-a-dozen on my iPhone, but this little jewel sets a new standard for power in your palm. Let’s start with the good … Continue reading Turn your iPhone into a jPhone
GPX from Google Maps KML J Script
In preparation for my Arizona jaunt to watch the May 20th annular eclipse I spent a few hours on Google Maps selecting locations to visit. Here are my prime targets. After selecting targets the next step is to load them onto my “GPS device.” Currently my GPS device is the MotionX GPS iPhone app. MotionX … Continue reading GPX from Google Maps KML J Script
Turn your Blog into an eBook
Click here for an updated PDF version of this post. If you have worked through the exhausting procedure of converting your blog to LaTeX: see posts (1), (2) and (3), you will be glad to hear that turning your blog into an image free eBook is almost effortless. In this post I will describe how … Continue reading Turn your Blog into an eBook
WordPress to LaTeX with Pandoc and J: Using TeXfrWpxml.ijs (Part 3)
Click for an updated PDF version of this post. WordPress to LaTeX In this post I will describe how to use the J script TeXfrWpxml.ijs to generate LaTeX source from WordPress export XML. I am assuming you have worked through (Part 1) and (Part 2) and have: Successfully installed and tested Pandoc.Installed and tested a … Continue reading WordPress to LaTeX with Pandoc and J: Using TeXfrWpxml.ijs (Part 3)
WordPress to LaTeX with Pandoc and J: LaTeX Directories (Part 2)
Click for an updated PDF version of this post. In this post I will describe the LaTeX directory structure the J script TeXfrWpxml.ijs is expecting. To convert WordPress export XML to LaTeX with this script you will have to set up similar directories. LaTeX documents are built from *.tex1 files. This makes LaTeX more like … Continue reading WordPress to LaTeX with Pandoc and J: LaTeX Directories (Part 2)