Analyzing (un)structured data to convert it into a structured, normalized format.

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2
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1answer
118 views

Mapping different XML and CSV feeds

Not sure if this is the right venue to be asking this but here goes. A little background. I'm trying to build an ecommerce app that would allow sellers from other venues--like, amazon and newegg--to ...
0
votes
1answer
31 views

“Fuzzy” parsing in different languages

I have a bunch of plain-text like this: 1 MILE, PACE, PURSE $1,100. FILLIES & MARES N/W $541 L5 STARTS AE N/A $301 L5 & N/A $60 PS IN 2015-16 DRAW INSIDE ...
0
votes
1answer
227 views

Making a sldprt to PDB file converter?

I wanted to create a parser that can read a solidworks file and turn it into a protein data bank file. This has already been done in a program called DiamondCAD. ...
-1
votes
1answer
43 views

Tracking column (offset) in presence of tab characters

Imagine that you first write a compiler for your language where you necessarily report errors to the user. Compiler also collects location information for backend tools. They must know where the ...
2
votes
0answers
66 views

Truncating HTML content at specific content blocks

I have HTML content in my DB and I would like to present a list of these individual items but truncate each of them so they're not fully displayed. I would like to keep truncated items ...
2
votes
0answers
68 views

Loop Unfolding and Named Significant Bits

I've been writing a Parser Compiler for the last seven or so years, and I recently got to the point (yet again, never satisfied) of structuring the portion dealing with the portions of the language ...
2
votes
0answers
185 views

Implementing semantic actions in table driven predictive parsing

When doing table driven predictive parsing on an LL(1) grammar, (as explained in good detail here for example), how can we augment the algorithm to allow processing of semantic actions while doing the ...
1
vote
0answers
271 views

Calculating uncompressed file size without uncompressing file in zlib

I am writing a python program which parses zip (currently only zlib, using DEFLATE compression) files and verifies the correctness of their headers and data. One of the things I'm trying to achieve is ...
1
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0answers
2k views

Best practices to parse a log file using Python

I'm writing a Python tool to parse a log file from game server. The log file is of format: ms:classname::id::method::arg1::arg2.... There are a lot of classes, and a lot of methods for each class, ...
1
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0answers
68 views

Pre-Compilation Processor:

What I want to do: Parse source code, search for a beginning and closing tag of my own definition (one that does not conflict with any defined patterns in the programming language), and then replace ...
1
vote
0answers
48 views

Compound container for storing output from a parser

Consider a hierarchical structure like this directory [ [item_0;item_1;...;item_n] [item_0;item_1;inner_directory[...];item_m] other_directory [...] ] ...
0
votes
0answers
63 views

Parsing text with repeating blocks

I am parsing the responses from our Varnish load balancers in order to monitor the status of various nodes. One of the responses we get is text consisting of multiple blocks of data, one for each ...
0
votes
0answers
188 views

What is a lattice parser?

My friend asked me for help with his task: "Redeem a lattice parser with any programming language" - the problem is that he can't clearly explain me how the lattice parser should work. I've tried to ...
0
votes
0answers
81 views

Matching groups of similar lines on a generic matching algorithm

I have to write a program to search through a file containing lines and find lines that match to a degree of tolerance but are not necessarily the same. So for example the following lines would match: ...
0
votes
0answers
251 views

Writing Z80 table based assembler/disassembler

I have a long-term project: DIY computer with various processors. One of my wishes not only make hardware, but software too. So I started from assembler/disassembler for Linux, though there is a lot ...
0
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0answers
46 views

Dedupe while or after write

I have a summary tool written in python that reads input files, and writes them into a summary file. I have the following stipulations: No duplicates. If it exists, add a count to it. Is it ...
0
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0answers
424 views

Parsing Razor-style Templates

I want to build a template engine (ITT not another template engine...) based on Razor. I've been at it for quite a long time not getting anywhere and quite frankly I'm at my limit. I've tried rolling ...