Category: Programming

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Enumerate() In Python

Python provides easy to use functions and mechanisms for programmers. While dealing with collection or list types we generally need some way to enumerate them. enumerate() function is used to create an iterable or enumerable type from given list or collection. After this operation we can use created object to iterate...

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Linux Bash Case Statement with Examples

Bash provides an interactive shell and programming environment for its users. Programming environment have very reach features like loops for and while, selection if and case. In this tutorial we will examine the case mechanism in detail. Syntax Syntax of case statement is a bit different and complex then if and other conditional...

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Returning Portion Of Specified String In PHP with substr Function

PHP programming languages provides a lot of different type of functions for string manipulation. In this tutorial we will look how to find some part of the given specified string or text. We will use popular function named substr() . Syntax We will start with the syntax of the substr() function. This...

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How To Create phpinfo Pages?

PHP is very popular programming language used by a lot of programmers and web devleopers. During PHP application development we may need to get detailed information about the platform the PHP web server runs. This type of information is provided by phpinfo function. phpinfo() function provides information like PATH, User, Operating System,...

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What Is Base64 and How To Encode and Decode Text?

Base64 is an encoding and decoding algorithm. We need encoding of some data in order to prevent storing and transmission problems. For example If we try to transfer binary data it may create and affect some network devices because of its data structures. Base64 is generally used different applications like...

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Debug Applications with gdb In Linux

gdb is the short form of GNU Debugger. Debugger is a tool used to search and find and get detailed information about bugs in applications binaries. gdb is popular in Linux community which is used by most of the IDE, Programming tools event in Android IDE’s. In this tutorial we will look...

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How To Redirect Http To Https In Apache and Nginx

Http is popular protocol used to transfer web page data like HTML, Javascript, Image etc. HTTP is used between our browser like Chrome, Firefox, Edge, Internet Explorer and server like Apache, Nginx etc. HTTPS is secure version of HTTP and recently sites transition to the HTTPS. But what is a...

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What Is “server_name” in Nginx Web Server Configuration?

Nginx web server provides a lot of different configuration about the web service. Some of the configurations are used very often. server_nameis one of them which can be miss interpreted. Single Domain Name In the old days internet was so little. There was less site and domain names than today....

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Cmake Tutorial To Build and Compile In Linux

Binaries are created by building or compiling source like C, C++ etc. In simple applications we can build by using the compiler like gcc directly. But this is inconvenient if the application is big and have a lot of source code, configuration file and build options. Developers generally prefers build...

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What Is Linux, Unix Socket?

Socket is a mechanism which provides connection between two process or system by using network stacks. In a more clear way we can use sockets communicate and transfer data between two system. As we know Unix and Linux systems works on file logic. Everything in operating system is file where network...

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