Learning is bateru » Tutorials

IT Business Start Up Guide

Larry — Wed, 25 Jan 2012 12:47:23 +0000

IT Business Start up Guide By Larry Battle The following are 10 simple steps that you can take to successfully turn your idea into a marketable product or service. This guide is more geared to software startups. Create a Business …

10 Minute Tutorial over Logarithms with a Mix of Javascript

Larry — Wed, 28 Dec 2011 04:42:40 +0000

Summary: This tutorial will provide a simple overview of logarithms. What are Logarithms? Logarithms are used to determine the exponent needed to receive a certain value with a particular base. Example: Log 100 = 2. Since 10^2 = 100. Here’s …

Video Tutorial: How to make a boy band

Larry — Fri, 23 Dec 2011 10:31:36 +0000

Tutorial: Examples: Super Junior Mindless Behavior What are you thoughts on boy bands? Do you want to help me start one?

Use the contents of a jar file.

Larry — Sun, 04 Dec 2011 05:17:59 +0000

How to view the contents of a jar file. Command // From the cmd line jar -tvf fileName.jar Example Output C:\BrowserGUI\dist>jar -tvf BrowserGUI.jar 0 Sat Nov 26 21:46:28 PST 2011 META-INF/ 106 Sat Nov 26 21:46:26 PST 2011 META-INF/MANIFEST.MF 39313 …

Code of the Day: DOS Open an existing file or create it if it doesn’t exist

Larry — Fri, 02 Dec 2011 02:54:34 +0000

REM filename: openAndORCreateFileTXT.bat rem\ >> file.txt && file.txt The following will open a existing file named file.txt. However, it if doesn’t exist then it will create it for you then open it. This is very useful. “rem\” Let’s you return …

Code of the Day: Groovy Print all Methods of an object

Larry — Sun, 27 Nov 2011 22:47:50 +0000

Groovy Code /** * @function printAllMethods * @purpose Prints an objects class name and then list the associated class functions. */ void printAllMethods( obj ){ println "class ${obj.getClass().name} functions:"; if( !obj.metaClass && obj.getClass() ){ printAllMethods( obj.getClass() ); return; } obj.metaClass.methods.name.unique().each{ …

Improved Code for Javascript Decimal to Fraction

Larry — Sun, 27 Nov 2011 03:53:23 +0000

This post improves the code at “Code of the Day Javascript Decimal to fraction” by using Euclid’s Algorithm to find the Great Common Factor or GCF, aka GCD. This method provides a speed up of 10x when compared to the …

Code of the Day: Javascript Decimal To Fraction

Larry — Sun, 27 Nov 2011 00:40:34 +0000

Source: mivk from StackOverflow.com Code /** @function dec2frac @returns string @purpose Convert a decimal to a fraction */ function dec2frac(d) { var df = 1, top = 1, bot = 1; var limit = 1e5; //Increase the limit to get …

How to install Groovy 1.8.4. on Windows XP, Vista and 7.

Larry — Sun, 27 Nov 2011 00:09:52 +0000

What’s Groovy? Groovy is an agile and dynamic language for the Java Virtual Machine and much more. Check out the Groovy Homepage for more information. Installation Guide: Requires: Java JDK 1.5+ (Download here) Windows-Installer for Groovy 1.8.4: (Download Here) Alternative …

Windows Installer Error Fix

Larry — Fri, 16 Sep 2011 21:43:22 +0000

Operation System: Windows 7 32-bit Problem: Even though my current account is an administrator, when I try to install certain programs, Windows Installer Error Message says “This installation package could not be opened. Verify that the package exists and that …