The action of retrieving data from a string
String parsing is the action of extracting or modifying data pieces from a string. For example, one might parse a string to remove all quotation marks or to find all items inside quotation marks.
Questions tagged [string-parsing]
970 questions
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votes
2 answers
Transform plain text file containing json object lines to json file
[techno: java spring boot]
there is a file .txt containing :
{ "foo": "one" }
{ "bar": "two" }
In java, is there a way to transform the content file in json like this ? :
[
{ "foo": "one" },
{ "bar": "two" }
]
Or get each line via a…
nico38
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votes
1 answer
Method for parsing a non-delimited text file showing well license data into lists?
I am currently trying to parse a text file in Python from the AER which shows the daily issued well licenses in Alberta. Basically I want to separate out the data for each license based on the type (well name, unique identifier, license number,…
KPubs
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votes
2 answers
Parsing C# string representing a 'fixed-length' message with fields of different sizes
I have a fixed length string message in a that looks like this:
"\0\0\0j\0\0\0\vT3A1111 2999BOSH 2100021 399APV 2100022 "
This message is created from me reading a byte[] into a…
cd491415
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votes
4 answers
How do I excecute a command for every split?
I am new to python, and am trying to filter a string that looks similar to this:
"{Red,Plant,Eel}{Blue,Animal,Maple}{Yellow,Plant,Crab}"
And so on for 100s of three word sets.
I want to extract the second word from every set marked by "{ }", so in…
Tempest The Red
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votes
1 answer
Parsing (non-standard) json to array/object
I have string like this:
['key1':'value1', 2:'value2', 3:$var, 4:'with\' quotes', 5:'with, comma']
And I want to convert it to an array like this:
$parsed = [
'key1' => 'value1',
2 => 'value2',
3 => '$var',
4 =>…
tempoman
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votes
4 answers
convert a string into a dictionary
What is one of the pythonic ways to convert a string which has a built-in dictionary formatting into a dictionary? I have tried regex but it isn't quite there to be the right formatting .
string_dictable…
Benyam
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votes
2 answers
Manipulating texts in arrays in javascript
I am working with a text like this one(a .cnf file):
p cnf 5 5
c Thus, this file contains a problem with 5 variables and 5 clauses.
c The following are the clauses for this file:
1 2 3 4 5 0
-1 -2 -3 -4 -5 0
1 -2
3 -4 5 0
5 0
-1 2 0
I need to…
nosdie
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votes
2 answers
Workaround for this calculator parsing error
Context :
I entered a expression 3.24 * 10^10 + 1 into a calculator that I made.
My calculator's approach to solve this is - it first looks for pattern number_a^number_b, parses the 2 numbers into double using Double.parseDouble() method, then…
Sarthak123
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votes
1 answer
Python: parsing text of unknown length
I have a database full of strings such as:
as.web.product.viewed(AT)2018-01-28T19:00:52.032Z(THEN)as.web.product.viewed(AT)2018-01-28T19:02:20.132Z
(another possible delimiter is "(WITH)" and action is as.web.product.purchased so ideally I'd need a…
Jessica Chambers
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votes
1 answer
SQL join using Haskell
I'm a newbie to haskell so some might find this question silly. I'm trying to make a SQL like interpreter using haskell's parsec library.I'm storing data in a Haskell map.
To parse the query, the program is split into 2 parts parsing and the…
Lucy
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votes
2 answers
datetime format in ASP.NET C# not recognized
I have a column in my database with the following content:
status
2018-12-31 15:31:56.000 (result of a select in SMSS)
I am trying to get this column's data in ASP.NET code behind page through a query in C#:
var connectionString =…
Just_Stacking
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votes
1 answer
Python - Longest substring having only matched parentheses
For interactive parsing purposes, given an input string I need to extract the longest possible substring starting at index 0 and having only matched parentheses.
Example (LISP-like s-expressions)
Input string: (print "hello") (assign a (+ c d))…
Kubuntuer82
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votes
2 answers
Convert Char to Double C++
UPDATE:
I am passing a string variable and am iterating through the string character by character. Whenever I run into a decimal, I want to combine the previous position on the string (i.e. 2) and the next position in the string (i.e. 5) into a…
Alakd
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votes
2 answers
re.findall only finding half the patterns
I'm using re.findall to parse the year and month from a string, however it is only outputting patterns from half the string. Why is this?
date_string = '2011-1-1_2012-1-3,2015-3-1_2015-3-3'
find_year_and_month =…
kazooie_tooie
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votes
7 answers
How to convert a string such as "12|34|56|78" to and output of 12, 34, 56, 78 in c++
i have to make a Convert constructor that takes a string. This string will hold the integers as a string of characters, numbers are separated by the character |. For example, if the parameter is the following string “12|34|56|78”, the resulting…
InvaderZim
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