All Questions
28 questions
0
votes
1
answer
2k
views
Parsing messages with fixed-width fields into Employee objects
I'm writing a application that reads from a queue of messages from a legacy mainframe system.
Some characteristics of message in the queue:
Message from the Q is always fixed length plain text : 64 ...
- 121
2
votes
4
answers
900
views
Split a string into a list of tokens
I have the following assignment that I succeeded in solving, but the code is very inefficient. I would appreciate if someone could show me a more efficient way, perhaps with substring. Note that I am ...
- 135
2
votes
2
answers
393
views
Finding an arbitrary word in a string of words given an offset
Background
Given a string (s) and an offset into that string (offset), find the whole word that can be found at the given ...
- 1,907
2
votes
1
answer
198
views
Efficiently calculating differences between file using diff file
I'm using SVNKit to get diff information between two revisions. I'm using the diff utility to generate a diff file, however I still need to parse it into numbers.
I implemented a solution, but it is ...
- 177
2
votes
1
answer
150
views
Optimizing Java HTML parser
I wrote a program that goes through a webpage and returns matches of regex. I used it on my letterboxd.com account to go through all of my movies (over 900 entries) and then find genres field for each ...
- 21
5
votes
4
answers
8k
views
Data type detection for a CSV file parser
I am building a CSV file parser, and in order to get the appropriate Object to represent different data types found on the parsed files, I wrote the following function:
...
- 548
3
votes
1
answer
92
views
Parsing speech out of text
I'm working on an experiment to parse speech out of an emote in a text roleplaying game (MUD) so that if you can't hear it correctly, or if it's in a different language, you won't understand it. This ...
- 841
5
votes
3
answers
4k
views
Base converting with strings from bases 1 to 36 to bases 1 to 36
I'm writing a fastest-code challenge over at PPCG relating to base conversion of bases 1 to 36, and as a part of the process for writing the competition, I decided to write my own program for it. This ...
- 231
-1
votes
1
answer
73
views
Parsing an uploaded file, returning record of 10 fields for each line [closed]
I have a program that reads a .txt file from a given directory. Each record line contains a data and I am parsing it. I think this is costly with it comes to performance but I might be wrong. Here is ...
- 9
4
votes
3
answers
169
views
Extracting a database name from a file
I am developing a project that converts SQL server file to MySQL file based on some assumptions. I have written a function that takes the string source as input and it extracts the database name. Is ...
- 553
1
vote
2
answers
70
views
Function that check's file type based on certain keywords
I have a function that breaks up a source file and checks each token against a keyword list to determine whether its a particular file type. How can I improve this function? ...
- 553
4
votes
3
answers
446
views
Parsing huge data coming from a URL
I need to parse the data coming from the URL which looks like this:
...
- 1,997
3
votes
1
answer
766
views
1
vote
1
answer
95
views
Refactoring conditions in text parsing method
I am writing a generic text parser and have come up with the following text parsing algorithm, which works fine. I'm wondering how to refactor the following method to make it easily understandable and ...
- 111
4
votes
1
answer
179
views
Simple attribute parser for HTML
I am studying Java and trying to write an HTML parser, which should parse tag names and attributes. I wrote a class (code below) using the State pattern.
This is necessary for my training project, ...
- 43