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  What the Heck are Algebraic Data Types? ( for Programmers )

This post is meant to be a gentle introduction to Algebraic Data Types. Some of you may be asking why you should learn Algebraic Data Types and how will they change your world?  I am not going to answer that, but suffice it to say that Algebraic Data Types are the underpinning of the type systems to the ML derived languages, Haskell and OCaml included, and their construction and properties allow for the power (and inference) that accompanies these type systems.  They are cropping...

   Algebraic Data Type,Set,Operator,Programmer     2011-12-30 08:31:43

  Create tweet without explicitly showing the link URL

When crafting a tweet, there are instances where we may wish to include a link, but we prefer the preview to be shown without displaying the URL explicitly after the tweet is published. How can we accomplish this? This article outlines the steps to achieve it. To begin, copy and paste the link you want to share into the tweet box. After clicking Post, the tweet will be published without displaying the link; instead, it will showcase the page preview, and clicking on the preview image will open ...

   TWEET,LINK URL,X,PREVIEW     2024-01-23 08:06:46

  HTML5 Can Get the Job, But Can HTML5 Do the Job?

This post is part of our ReadWriteMobile channel, which is dedicated to helping its community understand the strategic business and technical implications of developing mobile applications. This channel is sponsored by Alcatel-Lucent. As you're exploring these resources, check out this helpful resource from our sponsors: Cultivating a Developer Ecosystem: Understanding Their Needs HTML5 is changing the way that developers create applications for the mobile Web. Yet, it is not the be a...

   HTML5,Future,Job,New feature     2011-08-12 07:45:29

  Guide for installing Ubuntu in VirtualBox on Windows

Have you ever tried to have two OSs installed on your PC? Do you want to try out the new Ubuntu system? If you do want to use Ubuntu when at the same time you are using Windows, you may want to install your Ubuntu in an VirtualBox. In this post, we will show you how to install Ubuntu in VirtualBox on Windows. Pre-requisites VirtualBox -- You can download it from Oracle. Ubuntu -- You can download it from here. Please note it should be an ISO file The Ubuntu used in this post is Ubuntu 12.04 LT...

   Ubuntu,Windows,VirtualBox     2014-01-15 03:21:05

  How to create offline HTML5 web apps in 5 easy steps

Among all cool new features introduced by HTML5, the possibility of caching web pages for offline use is definitely one of my favorites. Today, I’m glad to show you how you can create a page that will be available for offline browsing.Getting startedView DemoDownload files1 – Add HTML5 doctypeThe first thing to do is create a valid HTML5 document. The HTML5 doctype is easier to remember than ones used for xhtml:<!DOCTYPE html> <html> ... Create a file named index...

   Offline store,Steps,demo,Html5,Cache     2011-09-20 13:15:45

  My frequently used Linux commands

In our day to day work. We may have many chances working on Linux/Unix systems. There are many things we may need to do, checking logs, navigating in directories, creating file or installing software. We may use many commands to complete the work, such as ls, mkdir, cd etc. Below are my frequently used Linux commands or programs recently: pwd : print working directory, sometimes I need to check which working directory I am in in order to know where to go next. ls : List current directory files,...

   Linux,Command,Program     2012-08-16 15:09:42

  How IoT is Challenging The World of "Smart" Cars

Smart cars have long been the subject of optimism in the auto industry, with their suites of advanced driver assistance and road safety features. Handy as they are, however, their convenient systems come with a substantially higher price tag. For now, however, many car owners are opting into a cheaper, more modular way to enhance their driving experience: a network of IoT devices. This makes it so that even pre-loved cars can enjoy the same features as smart cars. While IoT remains small at the...

   HARDWARE,IOT,CAR     2020-03-09 07:42:26

  Nokia unveils Lumia 820

Just finishing introducing the latest flagship model Lumia 920 Nokia introduced mid-range Lumia 820 which is equipped with Windows Phone 8The Lumia 820 is equipped with a Qualcomm Snapdragon S4 1.5GHz dual-core CPU, but the screen is 4.3 inch WVGA screen with 800 x 480 pixels, at the same time it is equipped with 8GB memory space and a 8-megapixel rear camera. In addition, users can extend 8 GB more memory space through Windows Phone 8's extension function.Lumia 820's screen adopts Super S...

   Nokia,Lumia 820,Window Phone 8     2012-09-05 19:10:14

  Speech balloon with pure CSS--One step further

Many of us want to add cool features to our websites to make our websites user friendly ad more attractive. Especially in Web2.0 era. Today we are talking about adding speech balloon feature to our webpage so that we can display beautiful help windows while users mouse over some help icons on our page. First, let me introduce one post written by Umar Ashfaq named "How to create a speech balloon with pure CSS". He also explains how this works. You can also refer Magic CSS shape for more informati...

   Speech balloon, Pure CSS,border     2013-03-16 04:11:58

  Accessing Reddit top posts using OAuth

Previously one can use the https://www.reddit.com/r/rprogramming/top.json API to access one subreddit's top posts. This API doesn't require any access token to fetch the data. However, this API may not work all the time. Reddit may block the API's request if it finds that you are using a script or some app which accesses the API now and then. For an app or script which needs to fetch the data routinely, what should we do? Reddit provides one method which can be used to fetch this kind of to...

   REDDIT,OAUTH,TOP POSTS,HOT POSTS     2023-12-16 07:24:14

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