Hashing (CheckSum) in Golang
Atul Singh
August 31, 2023
Hashing function is a function that takes a file, a message, or other input and return a fixed-sized string of bytes. This string is called ...
Showing posts with label Programming. Show all posts
Showing posts with label Programming. Show all posts
Thursday, August 31, 2023
Thursday, October 6, 2022
Golang - Listing Directory Content
Atul Singh
October 06, 2022
Once again, another os operation which we usually done via `ls` (*nix) or `dir` (windows) can be done in Golang as well. Golang package &q...
Monday, October 3, 2022
Random Number Genearion with crypto/rand - Golang
Atul Singh
October 03, 2022
Generation a random number in Golang can be done via 2 packages - math/rand and crypto/rand . We have explored the math/rand way in this po...
Tuesday, September 27, 2022
Golang - Fetch file stats
Atul Singh
September 27, 2022
When working with files, it's very common to fetch the info about files and yet again os package becomes our saviour. In today's cod...
Golang - Reading File at Once
Atul Singh
September 27, 2022
Ola amigos :) Hope, You are doing great. So, Here, I am again with silly scrap which I see is done all the time and that is reading files. ...
Tuesday, September 20, 2022
Fetching Environment Variable with Existence Check - Golang
Atul Singh
September 20, 2022
Fetching a specific environment var from execution environment (where Go program is running) is little trick as Go provide 2 methods/functio...
Monday, September 19, 2022
Creating Directory or Folders - Golang
Atul Singh
September 19, 2022
In OS world, creating directory is pretty common and only 1 command away. It does not matter which OS we are using, it is always mkdir which...
Sunday, September 18, 2022
List All Environment Variables - Golang
Atul Singh
September 18, 2022
Getting a list of all the environment variable from the execution environment (OS) is pretty straight-forward as mentioned - Lik...
Sunday, September 11, 2022
Check if Element exists in Slice (List) - Golang
Atul Singh
September 11, 2022
Checking if an Element or Item exists in Slice/Array or List is not built-in Golang language but we can easily write a function which can pe...
Friday, September 9, 2022
Swap two variable value - Golang
Atul Singh
September 09, 2022
Swapping 2 variable in Golang is similar as done in Python. Checkout below code to how it is done - Like the below page to get the...
Check If Key Exists in Map - Golang
Atul Singh
September 09, 2022
To check if any Key exists in Map in Golang is pretty straightforward and build-in functionality. To run the code in Go Playground, Click ...
Monday, October 4, 2021
Mini Projects - Silly Programming
Atul Singh
October 04, 2021
After learning the basics from the internet, most of us (silly programmers) are confused with the Next Steps , What can we do with our newly...
Sunday, April 18, 2021
List - Intermediate Python
Atul Singh
April 18, 2021
Click on the Image if NOTHING is displayed.s Like the below page to get the update Facebook Page Facebook Group Twitte...
Wednesday, January 2, 2019
MongoDB with Python - Basics IV - Update & Delete Operation
Atul Singh
January 02, 2019
Welcome to one more quick session on MongoDB CRUD Basics with Update and Delete Operations. MDB Provides below methods under these operatio...
Sunday, December 30, 2018
MongoDB with Python - Basics III - Find/Select Operation
Atul Singh
December 30, 2018
Hoping you guys are enjoying the NoSql journey so far ( previous posts links ), till now we have seen basic CRUD operation. From this post ...
Friday, December 28, 2018
MongoDB with Python - Basics II - CRUD Operations
Atul Singh
December 28, 2018
In this post, we will learn about the Advance Find and Create Operations with Sort, Skip and Limit functionality. Pymongo driver support al...
MongoDB with Python - Basics I - CRUD Operations
Atul Singh
December 28, 2018
In Previous few posts (Link) , We have learnt about MongoDB Cloud Setup, Installation and Basic commands to do CRUD operation with MongoDB....
Tuesday, December 20, 2016
R Points #2 - DataFrame & List Basics
Atul Singh
December 20, 2016
Like the below page to get update https://www.facebook.com/datastage4you https://twitter.com/datagenx https://plus.goog...
Sunday, December 18, 2016
R Points #1 - Matrix & Factor Basics
Atul Singh
December 18, 2016
Like the below page to get update https://www.facebook.com/datastage4you https://twitter.com/datagenx https://plus.google...
Saturday, December 17, 2016
R Points #0 - Basics n Vector
Atul Singh
December 17, 2016
======================================================= ======================================================= Like the be...
