Monthly Archive: October 2016

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Awk Print Tutorial With Examples

Awk is a stream type programming language. Awk can edit given text ant provided new text according to instructions. We will look popular usages of Awk in this  tutorial. There are alternative awk implementations...

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Linux tar Command and How To Tar A Directory

Old days of Unix to make backups into tape archives tar utility was used. The days past and linux become popular in UNIX world. But the popularity of tar is never ended. tar is...

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Linux ls Command Tutorial With Examples

Linux operating system provides a lot of different functionalities with different tools and commands. ls is the most used command in linux. ls is the arm and leg of Linux system administrator. ls provides a lot of different functionalities with...

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How To Determine Installed Powershell Version?

Powershell provides different features according to its version. Here knowing the version of the Powershell become a necessity. There are different methods to get version of Powershell from easy to hard. Using PSVersionTable Environment...

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How To Access MySQL Database From Java Applications?

Java is popular programming language generally used commercial and enterprise applications. MySql is popular database too which is used big service providers like Google, Facebook etc. Most of the applications generally uses data and...

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Why “using namespace std” Is Bad Practice in C++

New comers to the C++ have generally no information about best and bed practices. We will look into why using namespace std is bad practice programming. Namespaces a used to create code blocks where they do...

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Html Text Input Allow Only Numeric Input

Applications expecting numeric values for the input is generally a pain for developers. Because we have to check given values whether they are number or alphabet. We have some text input element for html....

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How To Get Query String From Url With Javascript?

Query string is part of url. After question mark query string begins with simple key-value pairs. Popular javascript frameworks provide libraries to get query string with javascript. But how can we get it with...

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