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Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
...et a sale amount (by input) to be multiplied by a defined sales tax (0.08) and then have it print the total amount (sales tax times sale amount).
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SELECT * WHERE NOT EXISTS
...eeID = e.id
)
You can join these tables with a LEFT JOIN keyword and filter out the NULL's, but this will likely be less efficient than using NOT EXISTS.
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What are differences between PECL and PEAR?
...ee that GD library is for images. But I can't see differences between PECL and PEAR.
Both have authentication.
What are the main differences between two?
Why don't they combine them?
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What is the id( ) function used for?
I read the Python 2 docs and noticed the id() function:
13 Answers
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Convert RGBA PNG to RGB with PIL
...com/mC4Wgqzv Thanks! Two things about your post though: The png.load() command seems to be unnecessary, and line 4 should be background = Image.new("RGB", png.size, (255, 255, 255)).
– Danilo Bargen
Feb 27 '12 at 14:39
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What are the differences between Clojure, Scheme/Racket and Common Lisp?
...ew, if possible, covering topics such as syntax, characteristics, features and resources.
4 Answers
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What is the difference between window, screen, and document in Javascript?
... global environment for the DOM. What is the difference (if there is one) and when should I use each one?
6 Answers
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Debugging iframes with Chrome developer tools
I'd like to use the Chrome developer console to look at variables and DOM elements in my app, but the app exists inside an iframe (since it's an OpenSocial app).
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Postgres: “ERROR: cached plan must not change result type”
...SQL 8.3.7 server to my application.
Does anyone know what this error means and what I can do about it?
3 Answers
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Regex to replace everything except numbers and a decimal point
... is the code that I'm currently using to replace everything except numbers and a decimal point. Issue is, I can't figure out a regex that will identify everything else
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