Tagged Questions
19
votes
6answers
1k views
How can I make this mess of Java for-loops faster?
I'm trying to find all the 3, 4, 5, and 6 letter words given 6 letters. I am finding them by comparing every combination of the 6 letters to an ArrayList of words ...
13
votes
3answers
3k views
10
votes
2answers
2k views
Word count program in Java
I am trying to write clean code in Java for reading text of any size and printing the word count in ascending order without using Java collection framework.
For example, given the following input ...
8
votes
1answer
2k views
A boolean expression parser, written in Java
I was trying to write some of the Haskell list functions into Java, and I realized that one of the key strengths for many of the functions was the ability to pass in a boolean expression. I decided to ...
7
votes
3answers
107 views
Compare string with wildcard string
I have the following function to compare a string with a wildcard string (containing ? and *), as C# doesn't seem to have a builtin function to do it.
...
7
votes
2answers
129 views
Generate permutations with symbols
Goal: Create a combination of emails based from inputted first name, last name, middle name, and a domain. Add in common separators. Then I'll check which one is correct with the rapportive API. This ...
5
votes
2answers
114 views
Check for correct number of elements in exploded string
Let's say I've got this string:
$str = '1-2-3';
and I explode this like so:
$strSplit = explode('-', $str);
what would be ...
4
votes
3answers
2k views
4
votes
3answers
90 views
Sorting strings in a one dimensional array
What are the better solutions possible?
I have a character array with different strings. There is a max size for the strings. In case a string is smaller than max size remaining places are filled ...
4
votes
2answers
20k views
Reading a line from a text file and splitting its contents
I have this kind of file structure
MALE:FooBar:32
FEMALE:BarFoo:23
Where I would want to identify the gender and age of person, ...
4
votes
2answers
81 views
Processing array of objects into two strings
I have an array of Item objects that each have a string particular and a numeric amount. I ...
4
votes
3answers
14k views
What's the best method to initialize character array in C and why? [closed]
I have seen C strings initialized to empty string and a null character.
char str[10] = ""; or char str[10] = {'\0'}
I am just ...
4
votes
1answer
95 views
How to make this lingo game more compact?
I made a lingo game using Python:
You guess a word, and if its letter(s) is in the same spot as a hidden word's, you add [] around the letter. If it's in the hidden word, but not in the same spot, ...
3
votes
3answers
247 views
Improving the code to turn a string into an array of numbers?
I have a string of numbers, like "31654918562314", and I want to convert it into an array of integers. The code I've written is:
...
3
votes
2answers
154 views
How to get the Split value from collection?
I have the following key value pair in an array, and am trying to extract and load them into a collection.
The below code is working but it can be optimized using Linq:
...
3
votes
2answers
107 views
Calculate all possible combinations of an array of arrays or strings
I'm using code adapted from this Stack Overflow question to calculate all possible combinations from an array, which may contains strings.
For example:
...
2
votes
2answers
534 views
Performance: getting first value from comma delimited string
I've got a string that has values that are delimited by comma's, like so:
$var = '1,23,45,123,145,200';
I'd like to get just the first value, so what I do is ...
2
votes
2answers
300 views
Remove repeated words from a 2D character array
This code removes repeated words from a word array (2D char array). I want to optimize this as much possible for speed.
...
2
votes
1answer
128 views
2
votes
1answer
162 views
Implement numbering scheme like A,B,C… AA,AB,… AAA…, similar to converting a number to radix26
I want to implement numbering scheme like Microsoft Word uses for numbering.
first one gets = A,next is B, next is C, .... then AA, then AB,....and so on.
as shown below
...
1
vote
6answers
698 views
Remove specific consecutive element in array
I'm trying to reduce consecutive elements of array to one, but not for all values like:
{3,0,0,0,3,3,3,0,0,0} => {3,0,3,0}
but for specific one, in my example ...
1
vote
1answer
1k views
First non-repeated character in a string in c
Write an efficient function to find the first non-repeated character
in a string. For example, the first non-repeated character in "total"
is 'o' and the first non-repeated character in ...
1
vote
2answers
57 views
Given suffix array and a pattern, search if given pattern exists
Given a suffix array for a word, check if a pattern (consecutive chars) exists.
Example:
A suffix array constructed for "ameya" should return true for "ame" but false for "foo" or false ...
1
vote
1answer
113 views
1
vote
1answer
70 views
Simple Nick Namer Review Request
Hi guys this was my first project, I redid it after getting critique on my second project.
Can I please get some Critique on this project too?
The code is pasted in sections, but it appears exactly ...
