Month: October 2022

[Solved] C unsigned char ** and unsigned long * to C#

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[ad_1] Try Following : using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Runtime.InteropServices; namespace ConsoleApplication49 { class Program { [DllImport(“XXXXX.dll”, CallingConvention = CallingConvention.Cdecl)] public static extern int Compress(int compressLevel, IntPtr srcBuf, IntPtr outBuf, IntPtr size); static void Main(string[] args) { int compressLevel = 0; string input = “The quick brown fox jumped over the … Read more

[Solved] Python: How to Compare Two Lists

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[ad_1] You can convert y to a set and then iterate over x to see if any of y is in it, like this print any(any(item in word for word in x) for item in set(y)) # True any short-circuits immediately after finding a match, so this would be very efficient. Apart from that we … Read more

[Solved] Exception in thread main error in array program

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[ad_1] int arrayfirst[] [] ={{1,2,3},{2,3,4}}; int arraysecound[] [] ={{3,4,5},{6,7,8}}; here, arrayfirst and arraysecound contain two rows and three columns each (The number of inner curly braces separated by Comma signify number of rows, and the numbers written within these inner curly braces signify number of columns), so when you add their elements and try to … Read more

[Solved] Save pbm ascii to pbm binary c++

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[ad_1] This seems to work for the files I was able to find to test it with. #include <iostream> #include <fstream> #include <string> #include <vector> struct PBM { unsigned int width; unsigned int height; std::string comment; std::vector<std::vector<char>> data; bool ReadAscii(std::ifstream& f) { std::string id; if(!std::getline(f, id) || id != “P1”) { return false; } if(f.peek() … Read more

[Solved] Ball Lottery Algorithm [closed]

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[ad_1] You don’t need to store ranges, only probabilities, or in your case the number of balls they have. Player 1 has 60 balls. You can store that directly as an int 60. Player 2 has 20, so store 20. And so on. Then count the total number of balls (once, or hardcode it if … Read more

[Solved] Format double value in c++ [closed]

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[ad_1] In C++ you can use std::stringstream and precision property: #include <iostream> #include <sstream> #include <string> int main() { double d = 50.0123456789; std::string s; std::stringstream sstream; sstream.setf(std::ios::fixed); sstream.precision(1); sstream << d; s = sstream.str(); std::cout << d << std::endl; std::cout << s << std::endl; return 0; } Note, that precision inherited from std::ios_base, so … Read more

[Solved] HttpUrlConnection working on api level < 11, not working on api level >11 on android

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[ad_1] You need to implement all the Network Calls in background Thread via AsyncTask. Here is a dummy template, you can modify it according to your needs: private class LongOperation extends AsyncTask<String, Void, String> { @Override protected String doInBackground(String… params) { //Send your HTTP REQUESTS HERE. return “”; } @Override protected void onPostExecute(String result) { … Read more

[Solved] How do you Calculate Hours from the Beginning of the Year in PHP [closed]

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[ad_1] You can just do: $diff = date_create()->diff(new DateTime(“first day of January “.date(“Y”))); $hours = $diff->format(“%a”)*24 + $diff->h; As requested here’s a way to handle daylight savings: $transitions = (new DateTimeZone(date_default_timezone_get()))->getTransitions(); $thisYearsTransitions = array_values(array_filter($transitions, function ($v) { return substr($v[“time”],0,strlen(date(“Y”))) == date(“Y”); })); if (count($thisYearsTransitions) == 2 && date_create($thisYearsTransitions[0]) < date_create() && count($thisYearsTransitions)>0 && date_create($thisYearsTransitions[1]) > … Read more

[Solved] About RecycleView [closed]

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[ad_1] first, u have to create an adapter extending RecyclerView.Adapter class and a ViewHolder, extending RecyclerView.ViewHolder. Adapter and ViewHolder controls how your data will be displayed in RecyclerView. The best examples are in official Google docs on https://developer.android.com/training/material/lists-cards.html?hl=en https://developer.android.com/guide/topics/ui/layout/recyclerview.html [ad_2] solved About RecycleView [closed]

[Solved] merge paint results in thread bitmap painting

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[ad_1] bitblt(Masterbitmap.Canvas.handle, 0, 0, XPixel, YPixel, bitmap.Canvas.handle, 0, 0, srcand); you explicitly called Masterbitmap.Canvas.Lock, however you didn’t call bitmap.Canvas.Lock (so you can loose the canvas handle anytime within this call…) Additionally, you need to consider thread safety within GDI itself: Sharing of any GDI objects between different threads should be avoided at all cost. For … Read more