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async Task fileWriteLineAsync(string lineToWrite, string fileWhereToWrite)
{
    // Always new file:
    // using StreamWriter file = new(fileWhereToWrite);
    // Create new file or Append if exists:
    using StreamWriter file = new(fileWhereToWrite, append: true);

    await file.WriteLineAsync(lineToWrite);
}

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// You can't add items to an array, since it has fixed length. 
// What you're looking for is a List<string>, which can later be turned to an array using list.ToArray()

List<string> list = new List<string>();
list.Add("Add New Item Hear");
String[] str = list.ToArray();



// Alternatively, you can resize the array.

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// See https://aka.ms/new-console-template for more information
Console.WriteLine("Hello, World!");

//ShowListOfList_01();

/*

tvg-country="US"
tvg-country="UK" tvg-language="English"
tvg-country="CA" tvg-language="English"

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  // var cultureInfo = new CultureInfo("en-US");
  // // cultureInfo.NumberFormat.CurrencySymbol = "P";

  // CultureInfo.DefaultThreadCurrentCulture = cultureInfo;
  // CultureInfo.DefaultThreadCurrentUICulture = cultureInfo;


  const string REST_API = "https://api.domain.com/v1/markets"; 
  //List<Market> markets;

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// import_json_appsscript.js
// https://gist.github.com/allenyllee/c764c86ed722417948fc256b7a5077c4
//
// Changelog:
// (Oct. 16 2019) tag: allenyllee-20191016
// 1. Fixed google script error: urlfetchapp - service invoked too many times https://stackoverflow.com/questions/10598179/google-apps-script-urlfetchapp-service-invoked-too-many-times
// (Jul. 16 2018) tag: allenyllee-20180716
// 1. Fixed the issue "If you try to query /arrayA[k]/arrayB[n]/arrayC[m]/.../member, you will always get /arrayA[k]/arrayB[k]/arrayC[k]/.../member."
// (Nov. 30 2017) tag: allenyllee-20171130
// 1. Add the ability to query array elements by using xpath like "/array[n]/member" where "n" is array index

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git create branch and checkout one command

$ git checkout -b 20200712-NavBar

git get the current branch name

git branch --show-current

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AHC / camel-ahc
HTTP4 / camel-http4

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https://jsonpath.herokuapp.com/

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• $ sudo snap install flutter --classic

flutter 0+git.e75662a from Flutter Team✓ installed

• $ flutter sdk-path

Initializing Flutter
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  136k  100  136k    0     0   123k      0  0:00:01  0:00:01 --:--:--  123k

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https://stackoverflow.com/questions/30549226/guzzlehttp-how-get-the-body-of-a-response-from-guzzle-6