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How to find all combinations of coins when given some dollar value
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I looked into this once a long time ago, and you can read my little write-up on it. Here’s the Mathematica source.
By using generating functions, you can get a closed-form constant-time solution to the problem. Graham, Knuth, and Patashnik’s Concrete Mathematics is the boo...
What's valid and what's not in a URI query?
I've been Googling this back and forth reading RFCs and SO questions trying to crack this, but I still don't got jack.
7 An...
Very slow compile times on Visual Studio 2005
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Isn't that what VS already does? Or you mean irrelevant changes like comments etc are discarded?
– nawfal
Dec 31 '13 at 6:50
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HTTPS connections over proxy servers
...tion through the proxy. In this case, the proxy will not be able to cache, read, or modify any requests/responses, and therefore be rather useless.
If you want the proxy to be able to read information, you can take the following approach:
Client starts HTTPS session
Proxy transparently intercepts...
How can I automate the “generate scripts” task in SQL Server Management Studio 2008?
... has subsequently been released to CodePlex by Bill and updated by others. Read the discussion to see how to compile for use with SQL Server 2008.
http://scriptio.codeplex.com/
EDIT: I've since started using RedGate's SQL Compare product to do this. It's a very nice replacement for all that sql pu...
How to scroll to an element inside a div?
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Shouldn't the 2nd line actually read var chElem = document.getElementById('element_within_div'); and the 3rd line read var topPos = divElem.offsetTop;?
– jayp
Mar 26 '16 at 18:06
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Is there a “do … while” loop in Ruby?
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I found the following snippet while reading the source for Tempfile#initialize in the Ruby core library:
begin
tmpname = File.join(tmpdir, make_tmpname(basename, n))
lock = tmpname + '.lock'
n += 1
end while @@cleanlist.include?(tmpname) or
File.exist?(...
Simple Vim commands you wish you'd known earlier [closed]
... 'jk' as a variant on @claytron's. if you unknowingly are in INSERT mode already, jk leaves you where you were, so you can hit it whenever (credit: someone else...not my idea).
– Kyle
Nov 30 '12 at 7:24
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Relative paths in Python
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It's 2018 now, and Python have already evolve to the __future__ long time ago. So how about using the amazing pathlib coming with Python 3.4 to accomplish the task instead of struggling with os, os.path, glob, shutil, etc.
So we have 3 paths here (possibly ...
What is an OS kernel ? How does it differ from an operating system? [closed]
...xample).
It's best to remember that these terms are metaphors.
Further reading
https://superuser.com/a/329479/38062
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