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What is the difference between a map and a dictionary?
...a, C++
"Dictionary" is used by .Net, Python
"Associative array" is used by PHP
"Map" is the correct mathematical term, but it is avoided because it has a separate meaning in functional programming.
Some languages use still other terms ("Object" in Javascript, "Hash" in Ruby, "Table" in Lua), but ...
Commenting multiple lines in DOS batch file
...heory and test cases in 2 consecutive posts at dostips.com/forum/viewtopic.php?p=14612#p14612.
– dbenham
Mar 30 '12 at 12:29
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CSS: fixed position on x-axis but not y?
...the DNA in a cell gives us enough words and sentences to serve as a master description or blueprint for a human (or an animal, a plant, or a microorganism).
Of course, the details are a little more complicated than that! In practice, active stretches of DNA must be copied as a similar message molec...
Good example of livelock?
...ecause they will obviously break out of it eventually, I think it fits the description well enough
– 1800 INFORMATION
Apr 17 '14 at 19:35
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How can the Euclidean distance be calculated with NumPy?
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ty for following up. There's a description here: stats.stackexchange.com/questions/322620/… . I have 2 tables of 'operations'; each has a 'code' label, but the two sets of labels are totally different. my goal is to find the best or closest code from the...
Fixed point vs Floating point number
...t forget sign bits; I intentionally ignored them in order to have a simple description and not have to worry about the difference between minimum/maximum and smallest/largest. I also intentionally left out exponent biasing (which has nothing to do with the number of discrete values between any two n...
Is there a cross-domain iframe height auto-resizer that works?
.../wp/2010/03/17/resize-iframe-based-on-content/
http://kinsey.no/blog/index.php/2010/02/19/resizing-iframes-using-easyxdm/
Easy XDM works by using PostMessage on modern browsers and a Flash based solution as fallback for older browsers.
See also this thread on Stackoverflow (there are also others, th...
How to put an image in div with CSS?
... there's another solution programatically, like getting the image size via PHP getimagesize and then echo a corresponding style and or img tag for that certain image.
– JudeJitsu
May 31 '12 at 8:25
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How do I connect to a MySQL Database in Python?
...1 - Setting
You must install a MySQL driver before doing anything. Unlike PHP, Only the SQLite driver is installed by default with Python. The most used package to do so is MySQLdb but it's hard to install it using easy_install. Please note MySQLdb only supports Python 2.
For Windows user, you can...
John Carmack's Unusual Fast Inverse Square Root (Quake III)
...s, rather than being seemingly arbitrary. Although if you want a technical description, you can look it up. I'm not a mathematician, and a semantic discussion about mathematical terminology doesn't belong on SO.
– Rushyo
Jul 30 '15 at 10:59
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