HTML Academy

http://htmlacademy...

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SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/

Make sure you use latest rvm: rvm get stable Then you can do two things: Update certificates: rvm osx-ssl-certs update all Update rubygems: rvm rubygems latest OR gem sources -r https://rubygems.org gem sources -a http://rubygems.org ...

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VirtualBox: access Windows-host shared folders from Ubuntu-guest

This is the scenario that you run Windows as your host operating system and Ubuntu in a VirtualBox, and that you want to access a specific Windows folder from Ubuntu. First you have to make sure that have install Guest Additions. From the VirtualBox’s menu go to Devices → Install Guest Additions…This will mount a virtual CD on your /media/cdrom. Normally this folder’s window will show up. As root run the programVBoxLinuxAdditions.run. When the program completes reboot your VirtualBox. With Guest Additions installed you...

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Combined results for serializing / deserialzing a single row of each table in the Northwind database 1,000,000 times

from: https://github.com/ServiceStack/ServiceStack.Text SerializerSizePeformance Microsoft DataContractSerializer4.68x6.72x Microsoft JsonDataContractSerializer2.24x10.18x Microsoft BinaryFormatter5.62x9.06x NewtonSoft.Json2.30x8.15x ProtoBuf.net1x1x ServiceStack TypeSerializer1.78x1.92...

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RavenDB tutorial

http://mookid.dk/oncode/archives/1627 http://mookid.dk/oncode/archives/1652 http://mookid.dk/oncode/archives/1...

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Rails on Windows, Part 3/4: MySQL2 gem

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Installing mysql2 gem on Windows 8 with Ruby2

This is what worked for me. Hopefully it’ll help someone else. Uninstall the 64 bit version of Ruby 2 (apparently, there are lot of libraries that haven’t been tested against 64 bit Ruby on Windows and it can lead to errors)  Download the latest 32 bit Ruby 2 version from here and install  Download the 32 bit version of the DevKit from the same link as above and follow these instructions to have it enhance your previously installed Ruby version  Download the 32 bit MySQL C connector (archive version) from here and unzip it to C:/mysql  Open...

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SetForegroundWindow Win32 API not always works on Windows 7

SetForegroundWindows has some remarks usage, which could be found here: http://msdn.microsoft.com/en-us/library/windows/desktop/ms633539%28v=vs.85%29.aspx At least one of the following must be true: The process is the foreground process. The process was started by the foreground process. The process received the last input event. There is no foreground process. The foreground process is being debugged. The foreground is not locked. The foreground lock time-out has expired (see SPI_GETFOREGROUNDLOCKTIMEOUT in SystemParametersInfo). No menus...

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The hard way

A nice set of light tutorials for some languages: learncodethehardway....

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Interface laws

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CodeKit for web developers

This beautiful application is here: http://incident57.com CodeKit automatically compiles Less, Sass, Stylus, CoffeeScript, Jade, Haml files. It effortlessly combines, minifies and error-checks Javascript. It supports Compass. It even optimizes jpeg, png images, auto-reloads your browser. More on this could be found here: http://css-tricks.com/codekit-2-0 Windows alternatives http://suse.me/soft/codekit/all Check out Prepro, Gulp, Grunt From: http://css-tricks.com/forums/topic/windows-equivalent-of-codekit "The Grunt ecosystem...

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The Billion-Dollar Startup Club

http://graphics.wsj.com/billion-dollar-c...

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Mobile apps testing

www.utest.com www.bugtest...

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Improving .NET Application Performance and Scalability. Machine.config settings

Some useful tips found during tuning of Azure service. maxWorkerThreads minWorkerThreads maxIoThreads minFreeThreads minLocalRequestFreeThreads MaxConnection executionTimeout Tuning IIS - machine.config settings Net 2.0 and Config MaxConnection Values http://support.microsoft.com/kb/821268 Improving .NET Application Performance and Scalability Chapter 17 — Tuning .NET Application Performance Don't forget to tune your applicat...

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Five Tips for Floating Point Programming

http://www.codeproject.com/Articles/29637/Five-Tips-for-Floating-Point-Programm...

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PARALLEL ALGORITHMS OVER RED-BLACK TR...

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Challenge sites

www.codechef.com www.topcoder.com e-maxx.ru/algo acm.timus.ru/?locale=ru www.careercup.com www.geeksforgeeks.org ...

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Adaptive LINQ

www.adaptivelinq....

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