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Skip List vs. Binary Search Tree
I recently came across the data structure known as a skip list . It seems to have very similar behavior to a binary search tree.
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Smallest data URI image possible for a transparent image
I'm using a transparent 1x1 image with a background image, to be able to use sprites and still provide alternative text for some icons.
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Get class that defined method
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edited Jun 20 '14 at 19:44
Aaron Hall♦
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Passing Data between View Controllers
I'm new to iOS and Objective-C and the whole MVC paradigm and I'm stuck with the following:
46 Answers
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What is the canonical way to trim a string in Ruby without creating a new string?
This is what I have now - which looks too verbose for the work it is doing.
9 Answers
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Why do we use arrays instead of other data structures?
...ans. A pointer is simply a variable that "points" to a location in memory. It doesn't contain the actual value at this area of memory, it contains the memory address to it. Think of a block of memory as a mailbox. The pointer would be the address to that mailbox.
In C, an array is simply a pointer ...
Making macOS Installer Packages which are Developer ID ready
... the OS X Installer. Although a component
package can be installed on its own, it is typically incorporated into a product archive.
Our tools: pkgbuild, productbuild, and pkgutil
After a successful "Build and Archive" open $BUILT_PRODUCTS_DIR in the Terminal.
$ cd ~/Library/Developer/Xcode/D...
VIM Disable Automatic Newline At End Of File
So I work in a PHP shop, and we all use different editors, and we all have to work on windows. I use vim, and everyone in the shop keeps complaining that whenever I edit a file there is a newline at the bottom. I've searched around and found that this is a documented behavior of vi & vim... but I w...
403 Forbidden vs 401 Unauthorized HTTP responses
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A clear explanation from Daniel Irvine:
There's a problem with 401 Unauthorized, the HTTP status code for authentication errors. And that’s just it: it’s for authentication, not authorization.
Receiving a 401 response is the server telling you, “you aren’t
authenticated...
Deleting a Google App Engine application
Is it possible to delete an GAE application after it has been created?
11 Answers
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