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Computing
About Checksum
Are you wondering what a checksum is? You may have noticed that when you download files from certain websites, they have a very long string of numbers and letters called a checksum or MD5 checksum or SHA-1, etc. These really long strings basically act as fingerprints for that particular file, whether it be an EXE, … Continue reading About Checksum
Authentication with Warden, without Devise
For most of us, using warden means using devise. Devise served me well but it's big and there's a lot of convention that you need to abide by. Getting up & running with devise is fairly simple. Warden needs a little bit more to get started and I'm going to show you how to implement … Continue reading Authentication with Warden, without Devise
Hello!
I have been working on a project that requires my full attention and don't have the time to update this space. The world is changing so rapidly and we will need to work on things that are relevant, not only today but also in the future.
About Twitter rate limit
One option is to use a Twitter Data Reseller (e.g. GNIP) who can sell tweets. Another option is to maximize your use of the API. Here are some tips: 1. Check Rate Limit Status for each API you're use to make sure you don't go over and when the rate limit resets (currently every 15 … Continue reading About Twitter rate limit
How to configure Processing to run on Raspberry Pi?
Processing is an open source programming language (processing.org) and environment for people who want to create images, animations, and interactions. This is how to install it on your Raspberry PI: install the java 6 sdk sudo apt-get install librxtx-java openjdk-6-jdk download and unzip the Linux (x86) version of Processing 1.5.1 to the /home/pi directory http://processing.googlecode.com/files/processing-1.5.1-linux.tgz … Continue reading How to configure Processing to run on Raspberry Pi?
How to create a permanent facebook Page access token
I suggest using the Graph API Explorer for all of these steps except where otherwise stated. 0. Create Facebook App If you already have an app, skip to step 1. Go to My Apps. Click "+ Add a New App". Setup a website app. You don't need to change its permissions or anything. You just … Continue reading How to create a permanent facebook Page access token
A few useful tools for application deployment
WinSCP (Windows Secure CoPy) is a free and open-source SFTP, SCP and FTP client for Microsoft Windows. Its main function is secure file transfer between a local and a remote computer. Beyond this, WinSCP offers basic file manager and file synchronization functionality. For secure transfers, it uses Secure Shell (SSH) and supports the SCP protocol … Continue reading A few useful tools for application deployment
Write once, run anywhere (Java)
This is an interesting reading from Wikipedia. "Write once, run anywhere" (WORA), or sometimes write once, run everywhere (WORE), is a slogan created by Sun Microsystems to illustrate the cross-platform benefits of the Java language. Ideally, this means Java can be developed on any device, compiled into a standard bytecode and be expected to run … Continue reading Write once, run anywhere (Java)
A comparison between Java and Python
This is a post that interests me. (Is WebFaction a good hosting service provider?) Comparing Python and Java A programmer can be significantly more productive in Python than in Java. How much more productive? The most widely accepted estimate is 5-10 times. On the basis of my own personal experience with the two languages, I … Continue reading A comparison between Java and Python
Eric's playground 