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What is Weak Head Normal Form?
...ed out, head normal form does not apply to Haskell, so I will not consider it here.
Normal form
An expression in normal form is fully evaluated, and no sub-expression could be evaluated any further (i.e. it contains no un-evaluated thunks).
These expressions are all in normal form:
42
(2, "hello...
Why doesn't JUnit provide assertNotEquals methods?
Does anybody know why JUnit 4 provides assertEquals(foo,bar) but not assertNotEqual(foo,bar) methods?
11 Answers
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Find the last element of an array while using a foreach loop in PHP
I am writing a SQL query creator using some parameters. In Java, it's very easy to detect the last element of an array from inside the for loop by just checking the current array position with the array length.
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Is JavaScript an untyped language?
...ynamically, weakly typed" language, but some even say "untyped"? Which is it really?
7 Answers
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Makefiles with source files in different directories
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The traditional way is to have a Makefile in each of the subdirectories (part1, part2, etc.) allowing you to build them independently. Further, have a Makefile in the root directory of the project which builds everything. The "root"...
TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
7
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Can you nest html forms?
Is it possible to nest html forms like this
20 Answers
20
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How to Sync iPhone Core Data with web server, and then push to other devices? [closed]
...iPad or a Mac. There are not many (if any at all) sync frameworks for use with Core Data on iOS. However, I have been thinking about the following concept:
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Error handling in C code
What do you consider "best practice" when it comes to error handling errors in a consistent way in a C library.
22 Answers
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How to align checkboxes and their labels consistently cross-browsers
... baseline on the input ), they're completely off in Firefox and IE. Fix it in Firefox, and Safari and IE are inevitably messed up. I waste time on this every time I code a form.
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