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Introduction

This document presents possible causes and solutions for "RCP failed http 400 error" that occurs while pushing a project using heroku cli.

Disclaimer

I didn't encounter this error and didn't change the default buffer size, I just gathered useful resources and shared the output of the sample running react-todo on heroku. Please be careful in troubleshooting and backup your project.

Resource

Below I list the most relevant resources on the subject.

1. Everything you need to know to resolve the Git Push RPC error:

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Keep it simple

Find second largest number in the array

import java.util.Arrays;

public class Main {
    public static void main(String[] args) {
        int[] nums = {1, 4, -3, 20, 7, 10};

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Hello  (<-- two spaces)
World

Hello
World

---

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// The code below can be run and test in https://tio.run/#vala

public class Vehicle
{
    public double Speed {get; set;}
    public string SpeedText 
    {
        owned get{return DoubleToString(Speed, "%.0f");}
    }   

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// The code below can be run and test in https://tio.run/#vala

public class Vehicle
{
    public Vehicle(string text)
    {
      print("Vehicle %s", text);
    }
}

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My Python3 Json Write Read Sample

This sample, demonstrates how to write and read a python dict data as a json object to a file

As a result Local State file

{

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#!/usr/bin/env python2
from gi.repository import Gtk

class Grid(Gtk.Window):
	widget_list = []
	WIDGET_SIZE = 140
	COLS = 1
	NUM = 100

	def calcule_columns(self, scroll, grid):

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ListView Sample

ListView.py

#!/usr/bin/python3

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def combo_scrolling(combobox, event):
    """Prevent the comboboxes from scrolling."""
    combobox.emit_stop_by_name("scroll-event")


values = ['item 1', 'item 2', 'item 3']
combo = gtk.combo_box_new_text()

# Fill with part type options
for val in values: