Multiple checkboxes were being checked incorrectly while using the M13 checkbox

I’m using M13 checkbox on a table view. when I try to check(select) the checkbox on first cell, checkbox on another cell is also selecting randomly. when I check(select) multiple checkboxes on cells, I can see that other checkboxes are also being selected. This incorrect pattern of checking and un-checking is also happening while I… Read More Multiple checkboxes were being checked incorrectly while using the M13 checkbox

how show response of text view after clicking a button

I am trying to show response on screen using text view after clicking a button but getting error saying com.android.volley.toolbox.JsonObjectRequest cannot be cast to java.lang.CharSequence package com.example.volleydemo; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.TextView; import com.android.volley.Request; import com.android.volley.RequestQueue; import com.android.volley.Response; import com.android.volley.VolleyError; import com.android.volley.toolbox.JsonObjectRequest; import com.android.volley.toolbox.Volley; import org.json.JSONException; import org.json.JSONObject;… Read More how show response of text view after clicking a button

std::deque is contiguous memory container or not?

std::deque is contiguous memory container or not ? The famous book Effective STL by Scott Meyers says like below Contiguous-memory containers (also known as array-based containers] store their elements in one or more (dynamically allocated) chunks of memory, each chunk holding more than one container element. If a new element is inserted or an existing… Read More std::deque is contiguous memory container or not?

deque.at No Maching Function

I am trying to deque (a string element) from a deque data structure. But I am getting and error: error: no matching function for call to ‘std::__cxx11::basic_string::basic_string(__gnu_cxx::__alloc_traitsstd::allocator<std::array<std::__cxx11::basic_string<char, 1> >, std::arraystd::__cxx11::basic_string<char, 1> >::value_type&)’ 26 | string record = (string)records.at(0); deque<array<string, 1>> records; string data("hello this is 1st record"); array<string, 1> buffer{data}; records.push_back(buffer); string record = (string)records.at(0);… Read More deque.at No Maching Function