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B-Tree vs Hash Table
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You can only access elements by their primary key in a hashtable.
This is faster than with a tree algorithm (O(1) instead of log(n)), but you cannot select ranges (everything in between x and y).
Tree algorithms support this in Log(n) whereas hash indexes can result in a...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...ree.
Of the three, we must determine a unique best method. We do so by making pairwise comparisons of the three remaining candidates. There are three such pairs. All of them have identical parameter lists once we strip off the omitted optional parameters, which means that we have to go to the adva...
How do I run IDEA IntelliJ on Mac OS X with JDK 7?
I use Mac OS X 10.8.2, and use JDK 7. Now I downloaded the latest version of IDEA IntelliJ, 11. But it doesn't seem to start without JDK 6. Is there any workaround?
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techniques for obscuring sensitive strings in C++
I need to store sensitive information (a symmetric encryption key that I want to keep private) in my C++ application. The simple approach is to do this:
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Output array to CSV in Ruby
...ed Jan 27 '11 at 22:04
Dylan MarkowDylan Markow
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How to focus on a form input text field on page load using jQuery?
...probably very simple, but could somebody tell me how to get the cursor blinking on a text box on page load?
11 Answers
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How to repeat last command in python interpreter shell?
How do I repeat the last command? The usual keys: Up, Ctrl+Up, Alt-p don't work. They produce nonsensical characters.
26 An...
Difference between break and continue in PHP?
What is the difference between break and continue in PHP?
10 Answers
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How does the Meteor JavaScript framework work? [closed]
I came across Meteor and while it seems exciting, I want to know how it works. I mean conventional web applications work like this:
You have scripts on server which take data from database and add that dynamically to web-pages and the user-submitted data gets added to databases through some other ...
“fatal: Not a git repository (or any of the parent directories)” from git status
This command works to get the files and compile them:
13 Answers
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