A Quote by Edsger Dijkstra

Testing shows the presence, not the absence of bugs.

Edsger Dijkstra

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Absence Bugs Presence Shows Testing

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Edsger Dijkstra
Dutch - Scientist
May 11, 1930 - August 6, 2002

Program testing can be used to show the presence of bugs, but never to show their absence!

Edsger Dijkstra

If the objective of testing were to prove that a program is free of bugs, then not only would testing be practically impossible, but it would also be theoretically impossible.

Boris Beizer

Darkness is the absence of light. Happiness is the absence of pain. Anger is the absence of joy. Jealousy is the absence of confidence. Love is the absence of doubt. Hate is the absence of peace. Fear is the absence of faith. Life is the absence of death.

Jess Bowen

When a person disappears, everything becomes impregnated with that person's presence. Every single object as well as every space becomes a reminder of absence, as if absence were more important than presence.

Doris Salcedo

It is exceedingly difficult to maintain a sense of absence without turning that absence into some kind of presence

Mark Epstein

Tall oaks grow from little acorns.Testing. This is the text of an item. Testing. Origin. Testing. Quoted. Testing. Source. The diligent farmer plants trees, of which he himself will never see the fruit.

Marcus Tullius Cicero

What can be seen on earth points to neither the total absence nor the obvious presence of divinity, but to the presence of a hidden God. Everything bears this mark.

Blaise Pascal

Every painted image of something is also about the absence of the real thing. All painting is about the presence of absence.

John Berger

Play is an expression of God's presence in the world; one clear sign of God's absence in society is the absence of playfulness and laughter.

Mike Yaconelli

The truth is there's a difference between the competition shows where you're testing skills and the type of shows where you're trying to create drama.

Marti Noxon

The key to the many is often the one; it is how you regard and talk about the one in that one's absence or presence that communicates to the many how you would regard and talk about them in their presence or absence.

Stephen Covey

Loss isn't an absence after all. It is a presence. A strong presence right next to me. I look at it. It doesn't look like anything, that's what is so strange. It just fits in.

Jackie Kay

We know that an object that is not consciously noticed at the time of a first visit can, by its absence during subsequent visits, provoke an indefinable impression: as a result of this sighting backward in time, the absence of the object becomes a presence one can feel.

Ivan Chtcheglov

Its important that kids learn, but I really dont like all the testing, testing, testing.

Marcia Gay Harden

It's important that kids learn, but I really don't like all the testing, testing, testing.

Marcia Gay Harden

This is love, she thought, isn't it? When you notice someone's absence and hate that absence more than anything? More, even, than you love his presence?

Jonathan Safran Foer

A Quote by Edsger Dijkstra

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