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What does the “Just” syntax mean in Haskell?
... what this keyword does. Every Haskell tutorial that I have looked at just starts using it randomly and never explains what it does (and I've looked at many).
...
MVC Razor view nested foreach's model
...is issue. I have
to admit that I cargo-culted this
for a long time when I started working with the framework. And it took me quite a while
to really get what was going on.
Those three things are:
How do the LabelFor and other ...For helpers work in MVC?
What is an Expression Tree?
How does the M...
How much does it cost to develop an iPhone application? [closed]
...us 60 days to do the development. (That was later extended by a week.)
We started the iPad development from scratch, but a lot of our underlying code (mostly models) was re-used. The development was done by two experienced iOS developers. One of them has even written a book: http://appdevmanual.com...
How to decide when to use Node.js?
...
The most important reasons to start your next project using Node ...
All the coolest dudes are into it ... so it must be fun.
You can hangout at the cooler and have lots of Node adventures to brag about.
You're a penny pincher when it comes to cloud hos...
Is there ever a time where using a database 1:1 relationship makes sense?
...nships. But if the database records historical information (such as adding start and end dates for each relationship), then they pretty much all turn into M:M relationships.
There are two notable exceptions to the historical note: First, some relationships change so rarely that historical informati...
Should I use SVN or Git? [closed]
I am starting a new distributed project. Should I use SVN or Git, and why?
21 Answers
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Why is exception handling bad?
...hod as a transaction of permutations on object state, if you will. At the start of your method call, the object should be clean state, and at the end there should also be a clean state. In between, variable foo may be inconsistent with bar, but your code will eventually rectify that. What excepti...
How Drupal works? [closed]
... a good knowledge of php, I would suggest reading through the code itself, starting with index.php, and then going on to the includes/bootstrap.inc, and then some of the other scripts in that directory.
The key include files:
menu.inc is very important to understanding how the overall system work...
What are the applications of binary trees?
...all nodes), if it exists. Any node in the data structure can be reached by starting at root node and repeatedly following references to either the left or right child. In a binary tree a degree of every node is maximum two.
Binary trees are useful, because as you can see in the picture, if you wa...
What is the smallest possible valid PDF?
...
This is an interesting problem. Taking it by the book, you can start off with this:
%PDF-1.0
1 0 obj<</Type/Catalog/Pages 2 0 R>>endobj 2 0 obj<</Type/Pages/Kids[3 0 R]/Count 1>>endobj 3 0 obj<</Type/Page/MediaBox[0 0 3 3]>>endobj
xref
0 4
0000000000 ...