Category: Online Books

Dec 24

TCP Wrappers in Linux/CentOS/Redhat/Fedora

yum info tcp_wrappers yum install tcp_wrappers-devel.x86_64 506 reboot 507 ifdown ens33 508 ifup ens33 509 yum install tcp_wrappers-devel.x86_64 510 yum -y install tcp_wrappers-devel.x86_64 511 ls /var/ftp/pub/Packages/ 512 ls /etc/yum.repos.d/local.repo 513 vim /etc/yum.repos.d/local.repo 514 systemctl status vsftpd 515 systemctl start vsftpd 516 systemctl enable vsftpd 517 yum -y install tcp_wrappers-devel.x86_64 518 cat /etc/hosts.allow 519 cat /etc/hosts.deny …

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Dec 24

Tools for iOS Application Development

iOS Development When developing for iOS platform the first question that comes in mind is that “do I need a mac for iOS app development?” Today I am going to talk about some of the iOS development tools, their setup procedure for different platforms and their pros and cons. Native iOS Development: Apple’s official development …

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Dec 06

Some Educational Android Apps on Software/Web Development

Some are in Bengali Project Management https://play.google.com/store/apps/details?id=com.sitestree.pmp On CSS https://play.google.com/store/apps/details?id=com.sitestree.css On JavaScript https://play.google.com/store/apps/details?id=com.sitestree.javascript   On PHP https://play.google.com/store/apps/details?id=com.sitestree.php   On SEO course https://play.google.com/store/apps/details?id=com.sitestree.seo   SQL Course https://play.google.com/store/apps/details?id=com.sitestree.sql   Oral Communications https://play.google.com/store/apps/details?id=com.justetc.oral_communications.workplace   AngularJS https://play.google.com/store/apps/details?id=com.salearningschool.bangla.angularjs1   HTML https://play.google.com/store/apps/details?id=com.salearningschool.bangla.html          

Nov 22

Linux vs Unix

Posix: “a set of formal descriptions that provide a standard for the design of operating systems, especially ones that are compatible with Unix.”. Considering POSIX, Linux can be thought as Unix. Though Unix is copyrighted. Topic Unix Linux Is Complete Operating System? Yes,  everything comes from a single vendor Linux is kinda Kernel only then …

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Sep 29

GitHub Code By Us: Create an Android App based on Static Web-Pages

GitHub Code By Us: Create an Android App based on Static Web-Pages   The coe is at: https://github.com/sayedjustetc/android-apps-by-justetc/tree/master/justetc-app-with-justetc-com-files This app actually has the content of the justetc.com corporate info web-pages in static HTML – sure JS is there.   You can use this as a template and make an android application based on any web-site. Just …

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Aug 07

Python and Image Processing: Packages like OpenCV

Python and Image Processing: Packages like OpenCV PIL: comes with the distribution Anaconda. It contains basic image processing capabilities, and convenient to use. ndimage.scipy: is a module that contains many functions for processing Photos. misc.scipy: module contains functions for reading and writing Photos OpenCV: image processing package is very common and accepted

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Aug 01

Spring Boot Learning Resources

Your first “Hello World”  Spring Application https://docs.spring.io/spring-boot/docs/current/reference/html/getting-started-first-application.html   Maven Build life cycles to be used in the build process of maven based Spring-based-projects https://maven.apache.org/guides/introduction/introduction-to-the-lifecycle.html   Spring Boot Repository: https://github.com/spring-projects/spring-boot   Spring Bunch of Samples https://github.com/spring-projects/spring-boot/tree/v1.5.6.RELEASE/spring-boot-samples   Spring: Getting Started Guides and Samples https://spring.io/guides/            

Jul 29

Android UI Design Patterns: Common UI Design Patterns

Home Screen Patterns Primarily for Android Phones: List and Detail Pattern: Might be good for home screen. Very common : Grid can also be used as alternative to List and Detail pattern. Carousel Pattern: Also used in Home Screens:  take the list and detail pattern and use it multiple times on the same screen then …

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Jul 29

2 Cents : Assemble Your Android Development Workstation

You will need: -> Java (SE 8 JDK) -> Eclipse for Java, Java EE with J2ME support along with Android Plugin or Android Studio (latest)   You might  the following software useful  for your need (No, I did not use them all) Fusion: https://stuartspixelgames.com/2016/05/10/how-to-make-android-games-in-fusion/ Audacity: Audio Editor : https://sourceforge.net/directory/os:mac/?q=audacity+for+android Inkscape: Drawing : SVG: https://inkscape.org/en/ Blender: …

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Jul 29

Android Versions

Latest version is 8 – still in Beta 2.8 Android 3.0 Honeycomb (API 11) … 2.9 Android 4.0 Ice Cream Sandwich (API 14) … 2.10 Android 4.1 Jelly Bean (API 16) … 2.11 Android 4.4 KitKat (API 19) … 2.12 Android 5.0 Lollipop (API 21) … 2.13 Android 6.0 Marshmallow (API 23) 2.14 Android 7.0 …

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Jul 28

Java Spring: Core Components

Java Spring: Core Components   Security: Secure your application via spring-security AOP: Aspect-oriented programming including spring-aop and AspectJ Atomikos (JTA): JTA distributed transactions via Atomikos Bitronix (JTA): JTA distributed transactions via Bitronix Narayana (JTA): JTA distributed transactions via Narayana Cache: Spring’s Cache abstraction DevTools: Spring Boot Development Tools Configuration Processor: Generate metadata for your custom …

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Jul 28

Java Spring: Components for Web

Java Spring: Components for Web Web: Full-stack web development with Tomcat and Spring MVC Reactive Web: Reactive web development with Netty and Spring WebFlux: requires Spring Boot >=2.0.0.M1 Websocket: Websocket development with SockJS and STOMP Web Services: Contract-first SOAP service development with Spring Web Services Jersey (JAX-RS): RESTful Web Services framework with support of JAX-RS …

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Jan 02

Getting started with C#

Getting started with C#: Getting started with C#

Jan 02

A Comparison of the C# Programming Language to the JAVA Programming Language

A Comparison of the C# Programming Language to the JAVA Programming Language: A Comparison of the C# Programming Language to the JAVA Programming Language

Jan 02

Parallel Programming with Microsoft .NET ©2010 (Colin Campbell, Ade Miller, et al)

Parallel Programming with Microsoft .NET ©2010 (Colin Campbell, Ade Miller, et al): Parallel Programming with Microsoft .NET ©2010 (Colin Campbell, Ade Miller, et al)

Jan 02

C# Classes

C# Classes: C# Classes

Jan 02

Windows Phone Programming in C# ©2010 (Rob Miles)

Windows Phone Programming in C# ©2010 (Rob Miles): Windows Phone Programming in C# ©2010 (Rob Miles)

Jan 02

Threading in C# ©2010 (Joseph Albahari)

Threading in C# ©2010 (Joseph Albahari): Threading in C# ©2010 (Joseph Albahari)

Jan 02

Introduction to Neural Networks for C#, 2nd Edition ©2008 (Jeff Heaton)

Introduction to Neural Networks for C#, 2nd Edition ©2008 (Jeff Heaton): Introduction to Neural Networks for C#, 2nd Edition ©2008 (Jeff Heaton)

Jan 02

Standard ECMA-334 C# Language Specification, 4th Edition ©2006 (ECMA International)

Standard ECMA-334 C# Language Specification, 4th Edition ©2006 (ECMA International): Standard ECMA-334 C# Language Specification, 4th Edition ©2006 (ECMA International)

Jan 02

Sams Teach Yourself C# in 24 Hours ©2002 (James Foxall, Wendy Haro-Chun)

Sams Teach Yourself C# in 24 Hours ©2002 (James Foxall, Wendy Haro-Chun): Sams Teach Yourself C# in 24 Hours ©2002 (James Foxall, Wendy Haro-Chun)

Jan 02

Visual Studio .Net with C#

Visual Studio .Net with C#: Visual Studio .Net with C#

Jan 02

C#, The Basics (Vijay Mukhi, Sandeep Shanbhag)

C#, The Basics (Vijay Mukhi, Sandeep Shanbhag): C#, The Basics (Vijay Mukhi, Sandeep Shanbhag)

Jan 02

C# Nuts and Bolt

C# Nuts and Bolt: C# Nuts and Bolt

Jan 02

C# Programming

C# Programming: C# Programming

Jan 02

C# FAQ for C++ Programmers

C# FAQ for C++ Programmers: C# FAQ for C++ Programmers

Jan 02

.NET Framework Frequently Asked Questions

.NET Framework Frequently Asked Questions: .NET Framework Frequently Asked Questions

Jan 02

C# Programming Course (Jon Jagger)

C# Programming Course (Jon Jagger): C# Programming Course (Jon Jagger)

Jan 02

OpenOffice.org’s Getting Started, the Second Edition

OpenOffice.org’s Getting Started, the Second Edition: OpenOffice.org’s Getting Started, the Second Edition

Jan 02

C# in Detail (Jon Jagger)

C# in Detail (Jon Jagger): C# in Detail (Jon Jagger)

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