Careful Quote by Douglas Crockford

“It turns out that strong typing does not eliminate the need for careful testing. And I have found in my work that the sorts of errors that strong type checking finds are no the errors I worry about.”

Douglas Crockford

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Careful Doe Errors Found Needs Strong Testing Turns Type Typing Worry

More by Douglas Crockford

Progress comes from finding better ways to do things. Don't be afraid of innovation. Don't be afraid of ideas that are not your own.

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“If you want to learn more about the bad parts and how to use them badly, consult any other JavaScript book.”

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JavaScript is the only language that I'm aware of that people feel they don't need to learn before they start using it.

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Most programming languages contain good parts and bad parts. I discovered that I could be better programmer by using only the good parts and…

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“suppress empty strings in the output array when the separator is a regular expression: var f = '|a|b|c|'.split(/\|/); // f is ['a', 'b', 'c']…

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People who use Class will never understand all the crap they are doing.

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“Few classical programmers found prototypal inheritance to be acceptable, and classically inspired syntax obscures the language’s true prototypal nature. It is the worst of…

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Computer programs are the most complex things that humans make.

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The good thing about reinventing the wheel is that you can get a round one.

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Good architecture is necessary to give programs enough structure to be able to grow large without collapsing into a puddle of confusion.

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“undefined and NaN are not constants. They are global variables, and you can change their values. That should not be possible, and yet it…

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Programmers are as emotional and irrational as normal people

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Explore all 33 Douglas Crockford quotes

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[A]s you partake of the world's bill of fare, that's darned good advice to follow. Do a lot of spitting out the hot air.…

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A woman who is careful with her words is a gift to all who know her.

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We must remember that intelligence is not enough. Intelligence plus character--that is the goal of true education. The complete education gives one not only…

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