Alamgir Book

3. PWD - Current Directory

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Engineering Fundamentals
Spring Framework
Spring Boot
Git
Linux
Docker

Alamgir Book

Home
Engineering Fundamentals
Engineering Fundamentals
Spring Framework
Spring Framework
Spring Boot
Spring Boot
- 1. Introduction
- 2. Spring Boot Runner
- 3. Spring Data JPA
  3. Spring Data JPA
  - Here
    Here
    
    3.1 Entity class and JPA Repository
    
    3.2 CRUD workflow
    
    3.3 CRUD Operation
    
    3.4 DDL - Data Definition Language
    
    3.5 Sorting and Pagination
    
    3.6 Native SQL Query
    
    3.7 JPQL Query
    
    3.8 Entity Relationship Mapping
- 4. Spring Web MVC
  4. Spring Web MVC
  - Here
    Here
    
    4.1 HTTP Port and Context Path
    
    4.2 Stereotype Annotations
    
    4.3 MVC Architecture
    
    4.4 MVC Workflow
    
    4.5 How Spring MVC Works Internally?
    
    4.6 Monolithic Architecture
    
    4.7 RequestMapping and @GetMapping
    
    4.8 ModelAndView
    
    4.9 REST Service
    4.9 REST Service
    
    4.10 SOAP vs REST
    
    4.11 Swagger API Documentation
    
    4.12 Controller vs RestController
    
    4.13 RequestMapping Annotation
    
    4.14 JSONProperty
    
    4.15 RequestBody Validation
    
    4.16 Path Parameters vs Query Params
    
    4.17 HTTP Response Status Code
    
    4.18 HTTP Headers
    
    4.19 Consuming REST Service
    
    4.20 Exception Handling
- 5. Spring Boot Actuator
- 6. Config Files - properties vs yml
- 7. Spring Boot Profiles
- 8. Logging in Spring Boot
- 9. Spring Security
  9. Spring Security
  - Here
    Here
    
    9.1 Generate JWT Token
    
    9.2 Important Class and Their Rules
    
    9.3 JWT Request workflow
- 10. Microservices
  10. Microservices
  - Here
    Here
    
    10.1 Spring Cloud
    
    10.2 Spring Cloud API Gateway
    
    10.3 Service Registry
    
    10.4 Service Discovery
    
    10.5 Spring Cloud Config Server
    
    10.6 Spring Cloud Config Client
    
    10.7 Microservice Communication
Git
Git
- Here
  Here
  - Topic Covered
  - 00. Getting Started
    00. Getting Started
    
    0. Terminology
    
    1. .git Folder
    
    2. Git Behind the Scenes
    
    3. gitignore
  - 01. Basic Workflow
    01. Basic Workflow
    
    1. git init
    
    2. git status
    
    3. git add
    
    4. git commit
  - 02. Branching and Merging
    02. Branching and Merging
    
    1. Branch
    
    2. Merge
    
    3. Rebase
  - 03. Working with Histroy
    03. Working with Histroy
    
    1. git log
    
    2. git diff
    
    3. git tag
    
    4. git reflog
  - 04. Undo and Recovery
    04. Undo and Recovery
    
    1. git rm
    
    2. git checkout
    
    3. git revert
    
    4. git reset
    
    5. git stash
  - 05. Git with Github
    05. Git with Github
    
    1. Local vs Remote Repo
    
    2. Publish code to Remote
    
    3. Get code from Remote
Linux
Linux
- Here
  Here
  - Topic Covered
  - 00. Fundamentals
    00. Fundamentals
    
    01 . Computer Hardware
    01 . Computer Hardware
    
    1. Important Commands
    
    2. Motherboard
    
    3. Processor (CPU)
    
    4. RAM
    
    5. Buses
    
    6. Hard Drives
    
    7. SSD
    
    8. Optical Drive
    
    9. Managing Devices
    
    10. Video & Display Device
    
    11. Power Supplies
  - 01 . Introduction
    01 . Introduction
    
    1. Linux OS
    
    2. Package Management
  - 02 . Getting Help
    02 . Getting Help
    
    1. Man Manual Page
    
    2. Info Documentation
  - 03 . Command Line Skills
    03 . Command Line Skills
    
    1. Shell
    
    2. Command Syntax
    
    3. Options vs Arguments
    
    4. History
    
    5. Variables
    
    6. Command Types
    
    7. Quoting
    
    8. Control Statement
    
    9. Files and Directories
  - 04. File and Directory
    04. File and Directory
    
    01 . Navigating the Filesystem
    01 . Navigating the Filesystem
    
    1. Introduction
    
    2. Linux Directory Structure
    
    3. PWD - Current Directory
    
    4. CD - Changing Directory
    
    5. Relative vs Absolute Path
    
    6. ls - Listing Files
    
    02 . File Managemen
    02 . File Managemen
    
    1. Globbing Character
    
    2. Create File
    
    3. View File
    
    4. Copy File
    
    5. Move File
    
    6. Remove File
    
    7. Cat Echo Redirection
  - 05. Archiving and Compression
    05. Archiving and Compression
    
    1. Introduction
    
    2. Compressing File
    
    3. Archiving File
    
    4. ZIP File
  - 06 . Basic Shell Scripting
    06 . Basic Shell Scripting
    
    1. Introduction
    
    2. Conditionals - if-else
    
    3. Loop - for and while
  - 07. NANO and VI Editors
    07. NANO and VI Editors
    
    1. Nano
    
    2. VI
  - 08 . User and Group
    08 . User and Group
    
    01 . User and Access
    01 . User and Access
    
    0. Command
    
    1. su and sudo command
    
    2. User Accounts
    
    3. System Account
    
    4. Group Account
    
    5. View User Info
    
    6. View Current User
    
    7. Login History
    
    02 . Create User and Group
    02 . Create User and Group
    
    0. Command
    
    1. Introduction
    
    2. Groups
    
    3. Create Group
    
    4. Group ID Name Consideration
    
    5. Modify Group
    
    6. Delete Group
    
    7. User
    
    8. User Configuration File
    
    9. Consideration
    
    10. Create User
    
    11. Update Password
    
    12. Modify User
    
    13. Delete User
  - 09 . Ownership and Permission
    09 . Ownership and Permission
    
    1. Understanding File Permissions
    
    2. Change Group
    
    3. Change Group Ownership
    
    4. Change User Group Ownership
    
    5. Changing File Permission
    
    6. Default Permission - Umask
    
    7. Question and Answer
  - 10 . Special Directories File
    10 . Special Directories File
    
    0. Command
    
    1. Setuid
    
    2. Setgid
  - 11 . System Monitoring
    11 . System Monitoring
    
    0. Important Command
    
    1. Process
    
    2. Process Hierarchy
    
    3. View Process Snapshot
    
    4. View Real Time Process
    
    5. Memory
    
    6. Log Files
    
    7. Kernal Message
    
    8. Shutdown Command
  - 12 . Network Configuration
    12 . Network Configuration
    
    0. Command
    
    1. Introduction
    
    2. IP Address
    
    3. Configuring Way
    
    4. DNS
    
    5. Network Configure File
    
    6. ifconfig
    
    7. Route
    
    8. Ping
    
    9. Netstat
    
    10. IP
    
    11. Dig
    
    12. Host
    
    13. SSH
Docker
Docker
- Here
  Here
  - 00. Fundamentals
    00. Fundamentals
    
    1. Kernel
    
    2. Virtual Machine
    
    3. Container
    
    4. Container vs Virtual Machine
    
    5. Docker and Container
    
    6. Docker Engine

Home
Linux
Here
04. File and Directory
01 . Navigating the Filesystem

Printing Working Directory

The pwd command shows the current directory by printing your present location in the filesystem.

Format : pwd [OPTIONS]

alt text

2. Linux Directory Structure

4. CD - Changing Directory

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