JAVA CERTICATION COURSE - TOC

Essential JAVA with jdk11 Course objective: The course mainly focuses on the essential knowledge needed for any Java person on current Industry. Deliverables: PDF, Text files discussed On Session, GitHub link uploaded with Hands-on discussed Audience: Students, Developers,...

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Wrapper class

• Wrapper class is one type of class in java which is used to convert data types into objects. • It encloses around a primitive data type and gives it an object appearance.• It is mainly useful in certain construct like Array List , vector which accepts only objects. Now why do we need Wrapper...

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AWS CLI Commands

Description The AWS Command Line Interface is a unified tool to manage your AWS services. Synopsis aws [options] <command> <subcommand> [parameters] Use aws command help for information on a specific command. Use aws help topics to view a list of available help topics. The...

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Python Data Structures

Number|__integer (int)|__float ( float)|__complex (complex) String ( str ) - Collection of character byte ( byte ) - Collection of ASCII character boolean (bool) - return True/False None - Empty value List (list) – Collection of ordered elements (index based) Tuple ( tuple) -...

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About Linux Kernel

Linux is a kernel, it is the clone of the operating system Unix, written from scratch by Linus Torvalds. Kernel is a core part of the operating system.Linux has a monolithic architecture (where the entire operating system is working in kernel space)Linux is a multi-user system (like server...

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Linux Boot Process

Step 1: BIOS (Basic Input Output System) Once the Personal Computer (PC) is switched on, BIOS instruction will start. BIOS is used to perform hardware initialization during the booting process. The main job assigned to BIOS is POST (Power On Self Test). It is hardware self test checking. The main...

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About Python

Python is a general purpose, simple programming language. Python supports procedure and object oriented programming features with high-level data structures. The Python interpreter and its abundant standard libraries are freely available in source or binary form for all major platforms from...

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Install Docker without Network on RHEL 7.2

When your Linux has no internet connections. docker-engine-1.12.3-1.el7.centos.x86_64.rpmdocker-engine-selinux-1.12.3-1.el7.centos.noarch.rpm Step-by-step guide 1. Upload the attached file to your Linux Server to /tmp 2. install docker with yum: yum install...

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