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Mallikarjuna Arjun
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Mallikarjuna Arjun

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Nginx: 403 Forbidden Error
                                                      Nginx:   403 forbidden error There may be multiple reasons for Nginx to throw forbidden error.  The most and frequent cause for the forbidden error is file permissions. Reason: Its not only the website d...
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Towers Of Hanoi in Java Recursive Solution
Algorithms: Towers Of Hanoi It consists of three pegs, and a number of disks of different sizes which can slide onto any peg. The puzzle starts with the disks in a neat stack in ascending order of size on one peg, the smallest at the top, thus making a coni...
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Integrating Google Maps Javascript API v3
Integrating Google Maps Javascript API v3 Step 1: Go to http://console.developers.google.com Step 2: Authenticate with google credentials username and password Step 3:  Create New project, By clicking on the create project [Red button] as shown in the      ...
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Scaling Down images in Open CV using Java
Down Sampling images  in Open CV using Java  Gaussian Blur is used by functions that down sample a image. When ever is image is down sampled multiple times we get a scale space. By using these scale spaces one can implement zoom in and zoom out functionalit...
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OpenCV 2.4.9,Java, Eclipse Set up
Step 1: Open Eclipse Step 2: Create New Java Project "helloopencv" Step 3: Right click on the "helloopencv" project from the project explorer and select properties as show below. Note: Note down the path of opencv-xxx.jar. "opencv-xxx.jar" will be inside yo...
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Node JS: Programming Example: Node JS Modules Usage part 2
Using Node JS Modules  In this example, lets use the module in the previous post " usermodule-0.1.1.tgz". step 1: create   a directory "usingappusermodule" step 2: open the terminal and cd to " usingappusermodule" x$ cd usingappusermodule/ Mallikarjunas-Mac...
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Mallikarjuna Arjun

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GIT: Branch Important Basics
                                  Git Branch most used commands and use cases To find out all local branches on you localhost $ git branch To find out a list of all remote braches $ git branch -r To fetch all the branches from the remote repository $ git fe...
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CSS Fundamentals
Ways to add CSS styles inline style inside tag external style sheet inline style attribute  Set margin left by 10px inside tag    
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Canny Edge Detector or Optimal Detector in OpenCV Java
Canny Edge Detector or Optimal Detector in OpenCV Java Canny Edge Detector or Optimal Detector is mainly used for edge detection in any given image/frame. Canny Edge detection is aimed to satisfy three main criteria as follows. Lower Error Rate Good Localis...
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Smoothing of an Image in Open CV using Java
Smoothing is the process to effectively reduce the information content of the image by convolving image with Gaussian or kernel function. Open CV has the following implementations for smoothing. Smoothing is also known as blurring. Gaussian Blur Blur Median...
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Open CV, Java, Mac OS or Linux installation
Open CV installation for Mac OS/ Linux Step 1:   Click here to download latest version of Open CV, and unzip the contents Step 2 : Check whether you have the following prerequisites java 1.6 or higher and JAVA_HOME set ant 1.9+ Python 2.6 or higher cmake If...
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Node JS : Programming Example : Creating Node JS Modules part 1
  Node JS Modules Modules are used to create modular java script programming. Generally, module holds specific functionality which can be used by other applications.  Modules acts as libraries which can be used by other application to create more functional...
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