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Scan DynamoDB Items with Node.js

On previous posts we covered how to query a DynamoDB database Query DynamoDB Part 1 Query DynamoDB Part 2. Apart from issuing queries DynamoDB also offers Scan functionality. What scan does is fetching all the Items you might have on your DynamoDB Table. Therefore scan does not require any rules based on our partition key or your global/local secondary indexes. ...

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PHP class Example

In this example we are going to learn about classes in PHP, what they mean and how to use them. A computer with PHP 5.5 installed notepad++ 1. Objects in PHP A class is a collection of variables and functions working with these variables. To effectively use classes we need to familiarize ourselves with the term objects. Classes can be ...

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Getting Started With Laravel On Codeship

Laravel is one of, if not the most popular framework around for PHP today. Using GitHub as my source of truth, Laravel has 24,543 stars, 690 of which it has received this month alone. This is admittedly a simplistic, dare I say even rudimentary, measure of success or quality. But it does show both inertia and uptake. Given this inertia ...

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The Pros and Cons of Ruby Refinements

In Ruby 2.0.0, refinements were introduced as a new feature. Monkey patching has been used for a long time for modifying code behavior, but it creates side effects in code elsewhere that ends up affected by the modified code. The purpose of Ruby refinements is to provide a solution by scoping changed behavior to the very specific area of code ...

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AngularJS Navigation Example

By now you’ve surely heard of the superheroic Javascript framework named Angular, and if not, then you’ll hear about it very soon if web programming is a part of your world, so you had better take a look here! Angular is by far the best in handling dynamic views in HTML, and it appears that the trend will continue. Now ...

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String Python Comparisons Along

Last time, I talked about Python’s boolean operators and and or and what can be confusing about them when “truthy” objects get into the mix. If you haven’t already read it, I would highly recommend it. This article is similar, but looks into something just a little different: the ability to string comparison operators. The Confusing Code Just like last ...

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An Introduction to Docker for Mac

Recently out of private beta, Docker’s new native applications aim to replace the current methods for running Docker on Windows and Mac, creating a better experience for developers using those platforms. For the previous solution, Docker Toolbox used VirtualBox to create a small Linux virtual machine that hosted your images and containers. It worked pretty well but could be unreliable ...

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Query DynamoDB Items with Node.js Part 2

On a previous post we had the chance to issue some basic DynamoDB query actions. However apart from the basic actions the DynamoDB api provides us with some extra functionality. Projections is a feature that has a select-like functionality. You choose which attributes from a DynamoDB Item shall be fetched. Keep in mind that using projection will not have any impact on ...

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