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How to compare two colors for similarity/difference
...sitive to green than red or blue, our brightness perception is logrithmic, etc. OP never specified which s/he wants; but see here for an algorithm specially-tailored for human sight.
– BlueRaja - Danny Pflughoeft
Jan 26 '12 at 17:57
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What is the best way to force yourself to master vi? [closed]
...hrough a document, and how edit actions are recorded with motion commands, etc, etc. After that, things will be MUCH clearer.
Then, start doing quick, minor edits with it (notepad-replacement stuff) 'till you are comfortable enough to do useful editing at a rapid clip. Then try doing your day-to-...
drag drop files into standard html file input
...tainer and upload them with XHR 2. Many at a time. With live progress bars etc. Very cool stuff. Example here.
13 Answers
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Does hosts file exist on the iPhone? How to change it? [closed]
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Not programming related, but I'll answer anyway. It's in /etc/hosts.
You can change it with a simple text editor such as nano.
(Obviously you would need a jailbroken iphone for this)
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How to throw std::exceptions with variable messages?
...ceptions such as runtime_error, range_error, overflow_error, logic_error, etc.. You need to pass the string into its constructor, and you can concatenate whatever you want to your message. That's just a string operation.
std::string errorMessage = std::string("Error: on file ")+fileName;
throw std...
Make Div overlay ENTIRE page (not just viewport)?
...hy this is so hard to do... I've tried setting body, html heights to 100% etc but that isn't working. Here is what I have so far:
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Passing variables in remote ssh command
...(if you don’t need the extensibility, have a single variable to process, etc.) would look like:
$ ssh user@somehost.com 'read foo' <<< "$foo"
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How do I show my global Git configuration?
... --show-origin
to see where that setting is defined (global, user, repo, etc...)
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What are advantages of Artificial Neural Networks over Support Vector Machines? [closed]
... that "deep architectures" can represent "intelligent" behaviour/functions etc. more efficiently than "shallow architectures" like SVMs.
– alfa
Jul 25 '12 at 17:23
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What is the use of the ArraySegment class?
...in the .NET BeginRead() methods, String.SubString(), Encoding.GetString(), etc, etc.
It does not get much use inside the .NET Framework, except for what seems like one particular Microsoft programmer that worked on web sockets and WCF liking it. Which is probably the proper guidance, if you like...