Introducing Git
Introducing Git
What is exactly git ?
Git most popular in the word is version control system
What is Version control system ?
VC (Version Control ) is software that tracks and mangages change to files over time .
Description : Version control system generally allow users to revisit earlier (truy cáºp lại) version the files , compare change between versions , undo changes , and a whole lot more , etc ..
Git is just one VSC
Generally Git is just one of the many version control systems available today . Other well-known ones iclude subversion Subversion,CVS,and Mercurial .
They all have similar goals , but vary significantly in how they achieve those goals . Fortunately , wwe only need to care about Git because ... Git is the clear "winner" (88.4% user choice git to use at 2018 ).Wow , a wesome
What will happen if life without Git ?
What is exactly does git do for us ?
Git helps use..
Track changes across multiple files .
Compare versions of a project
"Time travel " back to old versions
Revert to a previous version
Collaborate and share changes
Combine changes
Big picture
example A nice day , i start my project for company . Step 0 : a add a point initizlize project
Yes , I have finished my project :D . I will report back to my boss. After him watched my project, him angry and say .. The colors in bottom ros so bad 🔥
With such as situation , How to handle that situation ?
No problem ! , With git , i can go back ti prior checpoints(3.1) i made , i will fix colors in bottom rows after i can add a new point (i will call it 3.2) and i switch a end pont (4.1) . I combine a (3.1 with 4.1), perfect !
=> Yes i have finished my project :clown_face:
Wow . That's enough about the advantages of Git. I hope your have interest for git .
Git & History
Maybe you will know about that icon . Yes , it's Linux
What are Linux and Git related to earch other ?
Maybe you don't know :clown_face:
Linus Toralds is a legendary software engineer . He is the creator and main developer of behind Linux and Git
In 2005 , While working on linux , he became frustrated with available version systems . The existing tools were slow , closed-source , and usually paid
The birth of Git
Torvalds wanted a version control system that was super fast and free and Unlike the existing tools .
On April 3rd 2005 he got to work on his own VSC . Which would become Git . In a matter of days he had most basic functionality done .
The first official Git relearse a couple months later .
15 years later in 2020 , over 90% of developers worldwide use Git on a daily basis !
That's history's GIT
Some story funny about Git
(This is not important so it can be ignored )
Torvalds referred to git as "The stupid content tracker" While he was woking on it . Eventually he setted on the name Git .
The official Git source code explains a couple different meaning for the name , depending on your mood :
A random three letter combination that is pronounceable ( có thể phát âm được) and not acctually used by any UNIX command.
"global information tracker". You'are in a good mood , and it acctually works for
GIT =/= GITHUB
GIT is the version of control software that rún locally on your machine. You don't need to register for an account . You don't need the internet to use it . You can use git without ever touching Github .
GITHUB is a service that hosts GIT repositories in the cloud and make it essier to collaborate with other people.You do need to sign up for an account to use Githb . It's an online place to share work that is done using Git .
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