Archive for July 20, 2007

Favorite Recent Links 07/20/2007

Posted in JavaScript, Software, internet, programming on July 20, 2007 by Joey

Three must-read JavaScript articles

101 Ways to Know Your Software Project is Doomed

My favorites:
You start considering a new job so you don’t have to maintain the application you are building
Developers use the excuse of ’self documenting code’ for no comments
You believe compiling is a form of testing
Your manager wastes 7 hours a week asking for progress reports
Team Rule – No meetings until 10 AM since we were all here until 2 AM
The phrase ‘It works on my machine’ is heard more than once a day
Developers are not responsible for any testing

How Popular Sites Looked in the 1990s

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JavaScript Is Not a Number Function: isNaN()

Posted in JavaScript, Software, programming on July 20, 2007 by Joey

The JavaScript isNaN function accepts one argument and returns true if that argument is not a number value and false if the argument is a number value. For example:

document.write(isNaN(10))//Is a number, returns false
document.write(isNaN('a'))//Is not a number, returns true

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