I have this function in c++ that finds longest common prefix for all strings in Trie.
I need to change it so that it returns maximum longest common prefix between pair od any 2 strings in Trie. Can you help me, how to do that?
string findLCP(struct TrieNode *root)
{
struct TrieNode *pCrawl =...
I have read a lot and spent a lot of hours trying to reach the right way to set a good htaccess in order to redirect an HTTP site to HTTPS.
There are a lot of tutorials on the Internet, even on Stack Overflow, but some of them seem to be outdated and don't meet good SEO practices.
The scenario ...
My question is flagged as off-topic:
Lacks concrete context.
How can I improve this question?
The //... in the edit history is added to tell viewers that it might or might not have more properties, since it's against the rule, I removed it. But even without it, the code still works without...
Imagine you have a table stored some sparse vectors by the pair of (dimension,value), for example.
+------+------+------+
| id | dim | val |
+------+------+------+
| 1 | A | 1 |
| 1 | C | 2 |
| 2 | B | 1 |
+------+------+------+
Now, you want get a table of all v...
I solved this problem using a Class, but thought I might try to figure out this memoization thing.
Problem
There are two printers that print pages at different speeds (X, Y).
What is the minimum amount of time it takes to print (N) pages?
Input Data First line contains the number of ...
Code-
block=floor(10000/ncol(recovery)) # Defining Data set for loop
for(i in 1:ceiling(nrow(recovery)/block))
{ gs_edit_cells(s1, ws = 'raw', input = recovery[((i-1)*block+1):min((i*block),nrow(recovery)),], anchor = paste("A",2+block*(i-1),sep=""), byrow = FALSE,
col_names = ...
I am developing an online shopping site.
This is a simplified version of my architecture.
I have a class Item, which contains all the common attributes of all products (I will explain the IItem interface at the end)
// all products common attribues
class Item: IItem {
int price { get; set...
As a follow up to this first attempt to create and use my own IObservable<T> implementation, this is version 2.0. The goal has been to correct the code where there were conceptual misunderstandings and to take the issues pointed to by answers into account.
The overall concept is the same: A sch...
i have an application have been build using .net 2005 and Oracle Client ver 10 for connecting to oracle db. i upgraded it to vs 2012 and used oracle client ver 11.
now there is a query return no rows while using adapter although it was giving a result and even i'm getting result when copying qu...
The padding in the chat top bar (seen in non-room views, e.g. all rooms here) is off under "My Communities" list, and achievements dialog:
and...
Happens with Chrome latest stable version (65.0.3325.181) under Windows 7 and 10.
Can this please be fixed?
My Search Engine
This tool will allow you to search for a term across a set of text sources.
The user puts in a search term and the tool will check the contents of a set of text files and tell you
which ones contain the search term. The files that have the “strongest match” against the search
ter...
This displays chart widgets in tabs. Is it possible to make the code shorter. It gets the type from django widgets.
Could I make a function that gives the tabs title and type and loops through it 3 times (flows,packets and bytes) and if yes how exactly
<h1>Protocols Statistics</h1>
<ngb-tabset>
I am trying to move a rectangle around with the keyboard and believe my code to be correct but for some reason when I run the code the rectangle doesn't appear and only the green background is displayed.
Could this be because I haven't used my header file correctly in linking my two .cpp files ...
I'm drawing a player on the screen. He's running in the right direction. To accomplish this, I'll need to update his position, and for that, I'll need some timing. I'll also need some timing if I plan to have a running animation for the player. Is this code any good and why not? :-)
class TimedO...
I have two sets of resource files.
Example.
Resources.resx ,
Resources.fr-CA.resx,
Resources2.resx,
Resources2.fe-CA.resx.
Can I override the code so that I choose between Resources and Resources2 based on the some preference and make locale selection work as it is?
What is the time complexity of my program? I think that my program runs in a \$ O(2^n) \$ time but since I'm using a Hashtable to store and re-use subproblems to resolve the main problem, it should be less time since we do less recursions. Help me please!
import java.util.Scanner;
import java.ut...
Introduction
I drive a white 2CV from home to work, and intend to keep that way
until retirement. Once retired, I will sell the 2CV to buy a yacht and
sail away. My home is far, far away from my work, so I put a lot of
kms on the 2CV everyday. The 2CV is beautiful and nice but also ...
When I 'group by' or 'group_by rollup' I getORA-00979: not a GROUP BY expression
I get the desired results by using select distinct.
Is there another way to do this without using select distinct?
with tree_row as
(
select 'PLUM' as tree_name, 'BACK40' as tree_location, 'MON' as tree_harvest...
I have something like this:
lib/
somecode1.js
somecode2.js
somecode3.js
...
somecoden.js
__tests__
somecode1.js
somecode2.js
somecode3.js
...
somecoden.js
Each test file is something like this:
const somecode1 = require('../somecode1');
describe('Test cases fo...
I've been trying to rewrite the perl transliteration function in javascript. This isn't a complete replication, and I haven't looked at the perl source code... I took inspiration from this question for my source code.
some unit tests (not all):
describe('without flags', () => {
it('should pr...
i guess I'm an "intermediate" programmer and I wrote this framework to run commands on an imessage group chat using a third party websocket to send and receive them. The general basis of my code is:
initialize data
read from the websocket until a "newMSG" event is received
initialize users and ...
A span provides a view to a contiguous piece of memory.
Internally a span wraps a pointer, and a size.
I tried an existing implementation: gsl-lite. Somehow a function like template <typename T> void f(gsl::span<const T>& s) {} can't accept a gsl::span<T> as an argument. There seems to be no im...
I'm finishing C Primer Plus by Stephen Prata book and I wrote as a part of the homework program to convert binary string to decimal number:
#include <stdio.h>
#include <string.h>
typedef unsigned char byte;
typedef unsigned int uint;
int strbin_to_dec(const char *);
int main(void) {
char ...
I just started creating a poker web app. It's still in it's infancy and I just have a basic range board and I was wondering how my react code was. This is the first thing I've ever written with react, feel free to get very nitpicky.
https://bitbucket.org/daneholmberg/poker-helper/src/master/
So I am trying to learn how to properly set Class attributes of a Python class, and wondering about using class functions to do so.
My beginners way has taught me to do:
class MyClass():
"""MyClass class instance"""
def __init__(self, project, version, command):
self.project = p...
After three days for research, I discovered that CallableStatements are much slower than prepared statements because there is overhead when setting up the stored procedure. That's why my stored proc takes 300ms+ vs the prepared statement.
This explains the issue:
As you may recall, CallableS...
i found a question on stackoverflow using promises, an answer has been provided but for practicing purposes i thought about proposing an alternative using async / await and i'm wondering if its a good idea,
is it a good idea to replace the promises in the the post with async / await ?
what wou...
I have a task to create a view that will add a column which checks if data in two rows of one table matches the same two rows of another table.
I have these tables:
Table 1
Name ID Team
John 35 1
Josh ...
So I've been trying to make a blackjack game as my first attempt at an OOP project. The program is working, but not yet finished as it is lacking three major features that I couldn't figure out how to implement.
Not being able to deal the same card more than once
Automatically changing the valu...
I build a RESTful CRUD API with Node.js and Express. This application allows, for example, to create a table on the client side with the ability to add, update and remove data by ID.
I generate an array of random data for the availability of data when you start working on the client side with the...
I am fairly new to Python. I have spent some time trying to implement this and wanted to ask the community for some advice.
I am receiving an index out of bounds error. I would like help addressing that as well as any advice on a way to write this code more efficiently because mine is very rough...
Example:
[1,2,4,5] output would be [1,5] and [2,4]
So here is what I tried but code breaks at one point need help with decision making at that point.From below code if(avgArr1 < avgArr2){ is the point where I decide which needs to be the source array which needs to be destination array for inse...
The following code animates an item's Y position based on how much of its parent is currently visible. This is the first time I ever animated something on JavaScript based on the window scroll position and the current performance is extremely bad. I am looking for ways to get this running as fast...
Let assume a table has more than 100 of columns & I want to display all the rows when all of its columns (Col1, Col2, ..., ColN) are nulls except for the column(s) I mentioned (PK).
This is just a sample table I created to explain this question.
Sample Table with data
╔════╦══════╦══════╦════...
I am evaluating if a list of pathways and its genes has pathways included in another pathways. So the way I thought about it is to create a function that does just a single comparison.
all_in <- function(x, y) {
if (length(x) > length(y)) {
0
} else {
ifelse(all(x %in% y), 1, 0)
}...
Here is an attempt at implementing the simplest Neural Network, which is an algorithm for learning a binary classifier. In this specific case, it can decide whether an input, of a pair of Cartesian coordinates, belongs to some specific class or not.
main.cpp
#include <iostream>
#include <iomanip>...
