MD Towhidul Islam tuhin47

Reading Environment Variables from a Kubernetes ConfigMap YAML

Preview:

apiVersion: v1
kind: Pod
metadata:
  name: dapi-test-pod
spec:
  containers:
    - name: test-container

Docker Compose Maven Plugin Configuration

Preview:

<plugin>
    <groupId>io.brachu</groupId>
    <artifactId>docker-compose-maven-plugin</artifactId>
    <version>${docker-compose-plugin.version}</version>
    <configuration>
        <projectName>myproject</projectName>
 src/test/resources/custom.docker-compose.yml

FindMyIP.py

Preview:

import socket
import concurrent.futures

def ping_ip_port(ip, port):
    try:
        s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
        s.settimeout(2)

Image Upload with ImageKit API

Preview:

#!/usr/bin/python3

import json
import sys
from pathlib import Path

import requests

Error thrown as :

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaAutoConfiguration.class]: Invocation of init method failed; nested exception is javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibernate SessionFactory

Solution

<!-- https://mvnrepository.com/artifact/javax.xml.bind/jaxb-api -->

Serialize

@JsonSerialize

@JsonSerialize(converter = DoubleAmountConverter.class)
private Double grandTotal;

DoubleAmountConverter.java

Find String inside file

grep -rl 'string' **/** | xargs sed -i 's/srtring/replace/g'

	# ~/.bashrc: executed by bash(1) for non-login shells.
	# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
	# for examples

	# If not running interactively, don't do anything
	case $- in
	i) ;;
	*) return;;
	esac

	# Editor configuration, see https://editorconfig.org
	root = true

	[*]
	charset = utf-8
	indent_style = space
	indent_size = 4
	insert_final_newline = false
	ij_typescript_keep_indents_on_empty_lines = false
	trim_trailing_whitespace = true

	import socket
	import concurrent.futures

	def ping_ip_port(ip, port):
	try:
	s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
	s.settimeout(2)
	s.connect((ip, port))
	print("http://{}:{}".format(ip,port))
	return True