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49lights deltar i #24hbc
24 hour business camp är ett event där ungefär 100 internetfrälsta människor träffas för att under ett dygn skapa en mängd nya webbsajter, som alla på något sätt ska gå att kommersialisera. 49lights...
View Article#24hbc är hur bra som helst
Nu har det gått ungefär ett dygn sedan #24hbc tog slut, och upplevelsen börjar sjunka in så smått. Energin hos alla fellow geeks som besöker campet är otrolig, och det var väldigt inspirerande att koda...
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Kvinnor är Internets superanvändare
Idag släppte punkt.se 2011 års upplaga av rapporten ”Svenskarna och Internet”, och man kan konstatera att Snolooken.se inte kunde ligga mer rätt i tiden. Sno lookens viktigaste målgrupper är kvinnor i...
View ArticleOpen a port for your ip to a Amazon EC2 security group for the MySQL port...
My isp recently began to change my ip a bit more frequently than before, and I’ve been spending more and more time logging in to the aws console on Amazon’s website, manually adding my external ip...
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Fun with Javascript Functions
So I read a great article about underscore-contrib, and thought I’d try some fun with functions while working with a editors tool for Digeshops.com. The tool is for matching category strings in product...
View ArticleIntroduction to Map and Reduce in Javascript
Recently I held a short lecture on the use of functions in Javascript, and how it’s possible to use functionality like map, reduce, filter and Javascript’s amazing variable context. I prefer to use...
View ArticlePlaying a Sine function sound with the audioContext in Javascript
Wonderful things are happening with browsers and Javascript capabilities. One of many really interesting features that are opening up a new world for us Javascript developers is the Web Audio API and...
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Javascript Audio – A simple tracker
In my post Playing a sine wave in javascript using audioContext we looked at the audio context, and how to create a sound in Javascript. Using that code (the SineWave object) I will play around and...
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Scope in Javascript – Hands-on tutorial
Today I think it’s time to talk about scope in Javascript. In development, the scope is defined as the visibility of an identifier, such as a variable or a function. The scope in Javascript might seem...
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Deferred objects, promises and asynchronous code
Javascript is a highly asynchronous programming language. No matter if you play with ajax calls or a MongoDb query in Node.js, you will step over loads of callbacks being executed asynchronously. When...
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