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Select Statement
The Select Statement Depending on the DBMS, the select statement can pack in it a lot of optiona...
Embed Modules
Embed Module This module is a super duper cool module in the sense that you are able to pack sta...
Introduction: Hello World, values, and variables
Go code layouts A Go project is also called a module. A module is just a collection of packages....
If/else
If/else If else is very similar to C except you just take out the parenthesis. func main() { ...
Spring Injection Order
First of all don't mix and match injection for your fields If you are going to let Spring do you...
Upstream vs Downstresam API
All this discussion is relative based on an API that uses another API and that API is being used ...
Structs exported fields
Exported structs and fields Like functions if you would like to export a struct from a package f...
grep, awk, sed family tool
Grep Global Regular Expression Pattern With grep you can do simple text-based or regular expres...
Difference between single (' ') quote vs double (" ") quote
Single Quote Using single quote in bash script will preserve the literal value of each character...
Lifecycle, Phases, goals, and Plugins?!
Maven Lifecycle Maven is a build automation tool at heart. It has three built-in lifecycle that ...
package, install, release, deploy phases
mvn package will construct your artifactory, i.e. a jar file and then place it in the current w...
Lambda expression in Java
How are lambda function done in Java Because Java likes everything to be under a class or an int...
Import packages / modules
I have a helper file that I would like to use within the same project. If say your directory lay...
Packages vs Modules
Preliminary Forget about the packages and modules that you know from Python, it is no related, y...
Bash Cheatsheet
Multi-line Command To execute multi-line command in bash script simple put a \ after breaking up...
Vim Cheatsheet
Mandatory get out of Vim joke Ughhh how do I escape Vim? # <ESC> :wq, write the changes to the ...
Compressed file vs Archived file
Archived file An archived file is basically a collection of files and directories stored into on...
How does inner, left, right, full join work?
When and what is a JOIN? Querying data in your database from only one table can only get you so ...
Little and Big Endian
Endianness Little and big endian are two ways of storing multibyte data-types into memory. For s...
Unpacking operator in code and function header
Unpacking In Python you are allowed to do deconstruction similar to how you can do deconstructio...