This is a question from careercup.com. Given a word w and a number k.Find k words in the file occurring before occurrence of w.Assume that the average word size is m in the file
eg.
aaa
bbb
ccc
booking
alpha
beta
gamma
for k=3 and w = booking
the output should be [aaa,bbb,ccc,booking] ...
I am working on my programming style and want some advice.
Here is a sample program I have written to convert numbers to words:
ONES = [None, 'one', 'two', 'three', 'four',
'five', 'six', 'seven', 'eight', 'nine']
# Empty string for zero will be replaced in main function
TEENS = ['ten...
I am trying to solve knight-tour problem using Racket. It seems to be working but it is taking a long time and I have not been able to get even one solution using this code.
Essentially, the steps are:
Make list of lists to get NxN matrix Start from each square one by
one; Main fn: (pro...
I am trying to find object from an array of the object but its take much time. Could someone look my query and tell me how can i optimize and do it in the faster way.
book.chapters.select {|c| c.id == current_chapter_id } .first
I'm using Visual Studio 2013, which doesn't have "magic statics" feature implemented yet, so local static variables initialization isn't yet thread-safe. So, instead of
Foo& GetInstance()
{
static Foo foo;
return foo;
}
I do something like this:
std::unique_ptr<Foo> gp_foo;
std::once_...
I've written a script using python to grab different categories from a webpage. I used "grequests" in my scraper to perform the activity. My intention here was to perform the action swiftly making asynchronous HTTP requests. My scraper is running flawlessly and collecting data as it should. Howev...
I am writing a proxy class, that will fetch a certain property (say propertyA) by calling an underlying service.
Currently we use Service A to get propertyA, but there is a chance that in the near future, we might migrate to service B to get propertyA instead.
Approach 1:
I wanted to make Servi...
I have a long text (about 6,000,000 chars) and a short text (about 6,000 chars). The long text contains the short text, but not exactly - a small number of words are missing, abbreviated or just erroneous. So I want to do an approximate search.
There are several Python libraries that do fuzzy s...
I have the following query:
SELECT
t.id as u_id,
IF(tn.state = 'P',tna.name,tn.name) as name,
t.version,
tn.state
FROM tag AS t
INNER JOIN tag_name AS tn ON tn.tag_parent = t.id
LEFT JOIN tag_name_audit AS tna ...
I have a List of Objects. Each Object has it's own, unique ID. Here's how I do it:
List<Alarm> AlarmList = new ArrayList();
public void createAlarm(String newName, int newHour, int newMinute, List<String> newDaysList){
String alarmId = "";
Alarm tempAlarm;
boolean loopBool = false; ...
"Your post appears to contain code that is not properly formatted as code".
There is no code in my post, only text and links.
Here is a link to my question - Limit Drive Starts with Function Block Diagram
The following is a copy-paste of the edit I am trying to apply.
I have a drive (mod...
I want to compute the shortest distance between a position (x,y) and a rectangular box defined by (x_min, y_min) and (x_max, y_max). See picture below with some examples. I know that in two dimensions there are eight cases I have to take into account.
Since this part of my code is used very of...
First time submitting code for review. Thanks for taking the time to look it over, any criticism is welcome.
Just a very basic Wav parser only handles the riff, fmt, and data chunks and has some basic error messaging. I'd like feedback mostly on the writeData method in WAVFile.h, the way I kind ...
I am trying to create an Inter-Thread messaging queue to run a quadcopter control system on a SBC (Raspberry Pi model 3). The messaging queue should be as lightweight and robust as possible, eventually implementing some sort of failsafe method to restart in case of crash and avoid losing messages...
Given a textbox in which I expect the user to type the name of a city.
<TextBox x:Name="InputCity" ... Text="{Binding City, Converter={StaticResource CityConverter}, Mode=TwoWay}" />
My ViewModel has a property City
private City _city = null;
public City City
{
get => _city;
...
BIJI LEEEEEEEEEEEEEEEEEEEEEEEEEERRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRR
My code below is working fine but I know it can be done more efficiently using a loop. I struggle with loop logic for some reason so I could use some help.
I'm checking the VAL (such as description, ingredient2, etc.) which are Strings from my SQL lite Db to see if they are Null or Empty. If ...
I need someone to review and improve this code.
As given in this question and the most up-voted answer, it's suggested that PLC-related questions may be on-topic. However, upon reading the tour, it points out this meta question, which indicates that only consumer-computer related systems are on-topic.
I have a question specifically regarding ...
I needed a method to test whether a given file is in use. Is the code below up to the task?
Public Function IsFileInUse(path As String) As Boolean
If IO.File.Exists(path) Then
Try
Using fs = IO.File.OpenWrite(path)
'If stream can write to the file, it sugg...
I am coding a program which involves the manipulation of athletes and events with Databases.
However, I have encountered a problem with my Combobox input, where whatever element the user selects, it always selects the first element.
Here is the block of code which has to do with the Combobox S...
I have written some Java code for a school assignment. It is a game, and it works as follows:
The game makes 4 random numbers, all different, as the users ticket.
It then generates 4 other random numbers, again all different, to compare it to. If they match, you win. If they don't match, then yo...
I have a quick script I came up with and I was wondering if this is a bad idea.
First let me explain what I want to do, I want to create a dynamic script which will add custom AJAX calls for whatever tab element I need it to. For instance if the user clicks on Profile, then I want to load profi...
I have spent hours on this code, and truthfully need some better expert opinion.
Column A on Sheet 1 has dynamic list of data, typically IP address, but for this it is simply a number. There can be duplicates or not.
I need to find all identical data in column A, select it, and run specific cod...
I'm the new product manager for the DAG team. I’m excited to announce that the top bar design that has been on Stack Overflow for several months is coming soon to the Stack Exchange network. Details are below, but the short version is the changes will roll out on meta.se first this week. Assuming...
So, I have a function which checks if a user is logged, but it's a long chain of if/else statements.
public static function isLoggedIn(){
Session::openSession();
if(isset($_SESSION['userId'])){
return true;
}
if(isset($_COOKIE['authToken'])){
list($selector, $to...
I have an ansible playbook that checks out a GitLab private repository. It utilizes the GitLab Users API to generate an SSH key for the target host and adds it to my GitLab user's SSH keys.
This works, but I'm wondering how I can make it better. In particular, each ssh key is titled based on the...
