How to Delete Files and Folders in a Directory using Ansible
If you need to delete files and folders in a directory using Ansible, then you can do the following:
- name: Delete content & entire directory …Technical Articles
In-depth guides, insights, and best practices for modern software engineering
How to Copy Multiple Files with Ansible
If you need to copy multiple files using Ansible, then you can do the following:
How to Copy Multiple Files with Ansible
Look into using the …
Read Article →How to Write Multiline Shell Scripts in Ansible
If you need to write a shell script in Ansible, you probably have something like this:
- name: iterate user groups
shell: groupmod -o -g {{ …How to Pass Variables to Ansible Playbook CLI
If you need to pass a variable to Ansible playbook, using the command line, then you can do the following:
Option 1 – Specifying command line …
Read Article →How to Create a Directory using Ansible
If you need to create a directory using Ansible, then you can do the following:
Create a Directory in Ansible
You will need the file module, then to …
How to Disable Screensaver on Mac using the CLI
If you want to disable the Screensaver on your Mac, by using the Command Line Interface (CLI), then you can do the following:
Step 1 – See what is …
Read Article →How to Remove Old and Unused Docker Images
If you need to remove any old and unused Docker images, then you can do the following:
How to Remove Old and Unused Docker Images
Firstly you need to …
Read Article →How to Convert Milliseconds to Date in Javascript
If you need to convert Milliseconds to Date in Javascript, then you can do the following:
How to Convert Milliseconds to Date in Javascript
let date = …How to Convert String to Title Case in Javascript
If you need to convert a String to Title Case in Javascript, then you can do one of the following:
Option 1 – Using a for loop
function titleCase(str) …How to Compile Multiple Java Files from a Single Command in Java
If you need to compile multiple Java files using a single command, then you can do the following.
First, it’s good to learn how to compile a …
Read Article →How to Convert JSON to a Java Object
If you need to convert JSON to a Java Object, then you can do one of the following:
Option 1 – Using Gson
import com.google.gson.Gson;
public class …How to Calculate Powers of Integers in Java
If you need to calculate the powers of Integers in Java, then you can do one of the following:
Option 1 – Using for loops
public class Power { …How to Get Today’s Date in Java
If you need to get today’s date in Java, then you can do one of the following:
Option 1 – Using LocalDate
import java.time.LocalDate;
public …How to Copy Files from Docker Container to Host
If you need to copy files from a Docker Container to the Host, then you can do one of the following:
Option 1 – Using docker cp
Syntax:
docker cp …How to Get the IP Address of a Docker Container
If you need to get the IP Address of a Docker Container, then you can do the following:
Option 1 – Connect to the Bridge Network
Find out the network …
Read Article →How to Convert Time to String in Golang
If you need to convert Time to a String in Go, then you can do one of the following:
Option 1 – Using time.Now
package main
import ( …How to Perform a Deep Copy in Golang
To perform a Deep Copy in Go, you can use a struct type as follows:
Deep Copying using a struct in Go
package main
import (
"fmt"
)
type …How to Return Lambda Functions in Golang
Go doesn’t typically have Lambda Expressions, but synonymous to Lambdas, or Closures if Anonymous Functions for Go.
How to return a value from …
Read Article →How to Create an Empty Slice in Golang
If you would like to create an empty slice in Go, then you can do the following:
Option 1 – Initialize an Empty Slice in Go
package main
import …How to Parallelize a for Loop in Python
If you need to run a for loop in parallel, then you can do one of the following:
Option 1 – Using multiprocessing
import multiprocessing
def …How to Reverse an Integer in Python
If you need to reverse an integer using Python, then you can do the following:
Option 1 – Mathematical Palindrome Check
original_number = 123454321 …Terraform for AWS: Cloud-Native Infrastructure
AWS and Terraform are a powerful combination, but AWS’s complexity means there are specific patterns, gotchas, and best practices that …
Read Article →How to Save a Python Dictionary to a File in Python
If you need to save a Python Dictionary object type to a file using Python, then you can do one of the following:
Option 1 – Using pickle module …
Read Article →
Terraform Fundamentals: Infrastructure as Code
Infrastructure as Code isn’t just a buzzword—it’s the difference between spending your weekend manually clicking through cloud consoles …
Read Article →